2023

3:00 pm, Monday, September 11, 2023 on Zoom and Price Place

Lead:  Joy

Social media:

• A search for faint resolved galaxies beyond the Milky Way in DES Year 6: A new faint, diffuse dwarf satellite of NGC 55 

• The impact of rare events on the chemical enrichment in dwarf galaxies  

• Metal-THINGS: a panchromatic analysis of the local scaling relationships of the dwarf irregular galaxy NGC 1569 

• RR Lyrae stars as probes of the outer Galactic halo: Chemical and kinematic analysis of a pilot sample 

• Imposters among us: globular cluster kinematics and the halo mass of ultra-diffuse galaxies in clusters 

• Is a recently discovered HI cloud near M94 a starless dark matter halo? 

• Leo T Dissected with the MUSE-Faint Survey 

• The Detection of Higher-Order Millimeter Hydrogen Recombination Lines in the Large Magellanic Cloud 

• The viability of low-mass subhaloes as targets for gamma-ray dark matter searches 

• Shaping the unseen: the influence of baryons and environment on low-mass, high-redshift dark matter haloes in the SIEGE simulations 

• Exploring the Structures and Substructures of the Andromeda Satellite Dwarf Galaxies Cassiopeia III, Perseus I, and Lacerta I 

• Characterize the assembly of dark matter halos with protohalo size histories: I. Redshift evolution, relation to descendant halos, and halo assembly bias 

• Detection of the Keplerian decline in the Milky Way rotation curve 

• Fuzzy dark matter dynamics in tidally perturbed dwarf spheroidal galaxy satellites 

3:00 pm, Monday, September 18, 2023 on Zoom and Price Place

Lead:  Kirsten

• Confirmation of an anomalously low dark matter content for the galaxy NGC1052-DF4 from deep, high resolution continuum spectroscopy

• The creation of a massive UCD by tidal threshing from NGC 936

• Expanding on the Fundamental Metallicity Relation in Dwarf Galaxies with MUSE

• Preprocessing in small groups: Three simulated galaxies interacting prior to cluster infall

• When and how does ram pressure stripping in low-mass satellite galaxies enhance star formation

• Neutral Hydrogen content of dwarf galaxies in different environments

• Modeling the orbital histories of satellites of Milky Way-mass galaxies: testing static host potentials against cosmological simulations

• The 50 Mpc Galaxy Catalog (50MGC): Consistent and Homogeneous Masses, Distances, Colors, and Morphologies

• An in-depth view of the metallicity distribution of the Small Magellanic Cloud

• Dwarf galaxies with the highest concentration are not thicker than ordinary dwarf galaxies

• Why should Models of Dwarf Galaxy Evolution care about the Initial Mass Function at low Star-formation Rates?           

Social media:

3:00 pm, Monday, September 25, 2023 on Zoom and Price Place

Lead:  Charlie

• WALLABY Pre-Pilot Survey: Ultra-Diffuse Galaxies in the Eridanus Supergroup

• A Comparison Between the Morphologies and Structures of Dwarf Galaxies with and without Active Massive Black Holes

• Constraints on the annihilation of heavy dark matter in dwarf spheroidal galaxies with gamma-ray observations

• Neutral Hydrogen content of dwarf galaxies in different environments

• Testing the near-far connection with FIRE simulations: inferring the stellar mass function of the proto-Local Group at z > 6 using the fossil record of present-day galaxies

• A determination of the LMC dark matter subhalo mass using the MW halo stars in its gravitational wake

Social media:

3:00 pm, Monday, October 2, 2023 on Zoom and Price Place

Lead:  Carton

Social media:

• The star formation histories of quiescent ultra-diffuse galaxies and their dependence on environment and globular cluster richness

• PEARLS: A Potentially Isolated Quiescent Dwarf Galaxy with a TRGB Distance of 31 Mpc

• Magnetic field amplification in cosmological zoom simulations from dwarf galaxies to galaxy groups

• In-situ vs accreted Milky Way globular clusters: a new classification method and implications for cluster formation

• Characterising ultra-high-redshift dark matter halo demographics and assembly histories with the GUREFT simulations

• The Beyond-Halo Mass Effects of the Cosmic Web Environment on Galaxies

• Post-processing of galaxies due to major cluster mergers I. hints from galaxy colours and morphologies

• The effect of cluster dynamical state on ram-pressure stripping

• Statistics of thermal gas pressure as a probe of cosmology and galaxy formation

• The COSMOS-Web ring: in-depth characterization of an Einstein ring lensing system at z~2

• Catalogue of model star clusters in the Milky Way and M31 galaxies

• A new, purely photometric method for determination of resonance locations in spiral galaxies

• Evidence of a Cloud-Cloud Collision from Overshooting Gas in the Galactic Center

• Revisiting Galaxy Evolution in Morphology in the COSMOS field (COSMOS-ReGEM):I. Merging Galaxies

• Tests of subgrid models for star formation using simulations of isolated disk galaxies

• A determination of the LMC dark matter subhalo mass using the MW halo stars in its gravitational wake

• One never walks alone: the effect of the perturber population on subhalo measurements in strong gravitational lenses

• Phase-space simulations of prompt cusps: simulating the formation of the first haloes without artificial fragmentation

• Astrometric Weak Lensing with Gaia DR3 and Future Catalogs: Searches for Dark Matter Substructure

• A persistent excess of galaxy-galaxy strong lensing observed in galaxy clusters

3:00 pm, Monday, October 9, 2023 on Zoom and Price Place

Lead:  Annika

Social media:

• Beyond profiles: Using log-normal distributions to model the multiphase circumgalactic medium

• Probing the early Milky Way with GHOST spectra of an extremely metal-poor star in the Galactic disk  

• Effects of feedback-free starburst galaxies on the 21-cm signal and reionization history

• Exploring X-ray Properties of Low Metallicity Dwarf Galaxies  

• Effect of low-mass galaxy interactions on their star formation  

• New Dynamical Channel: Wide Binaries in the Galactic Center as a Source of Binary Interactions  

• Anisotropies in the spatial distribution and kinematics of dwarf galaxies in the Local Group and beyond  

• Exploring the low-mass regime of galaxy-scale strong lensing: Insights into the mass structure of cluster galaxies  

• Wrinkles in Time -- I: Rapid Rotators Found in High Eccentricity Orbits  

• Impact of blending on weak lensing measurements with the Vera C. Rubin Observatory  

• Cold atomic gas identified by HI self-absorption. Cold atomic clouds toward giant molecular filaments  

• Updated bounds on Axion-Like Particle Dark Matter with the optical MUSE-Faint survey  

• Chemical Evolution in Galactic Nuclear Discs  

• A Strategy for Identifying Periodic Sources Contributing to the Galactic Center Excess  

• The GBT Diffuse Ionized Gas Survey (GDIGS): Discrete Sources  

• The Cosmic Baryon Partition between the IGM and CGM in the SIMBA Simulations  

• Cluster Ages to Reconstruct the Milky Way Assembly (CARMA) I. The final word on the origin of NGC6388 and NGC6441  

• HI discs of L∗ galaxies as probes of the baryonic physics of galaxy evolution  

• Pavo: Discovery of a star-forming dwarf galaxy just outside the Local Group  

• Asymmetric Drift Map of the Milky Way disk Populations between 8−16 kpc with LAMOST and Gaia datasets  

• Escaping of Fast Radio Bursts  

• Low-mass bursty galaxies in JADES efficiently produce ionising photons and could represent the main drivers of reionisation  

• Cosmological shocks around galaxy clusters: A coherent investigation with DES, SPT & ACT  

3:00 pm, Monday, October 16, 2023 on Zoom and Price Place

Lead:  Joy

Social media:

3:00 pm, Monday, October 30, 2023 on Zoom and Price Place

Lead:  Annika

Social media:

• The Missing Satellite Problem Outside of the Local Group. II. Statistical Properties of Satellites of Milky Way-like Galaxies  

• The physical origins of gas in the circumgalactic medium using observationally-motivated TNG50 mocks  

• Testing the Surface Brightness Fluctuation Method on Dwarf Galaxies in the COSMOS Field  

• Understanding Shape and Centroid Deviations in 39 Strong Lensing Galaxy Clusters in Various Dynamical States  

• Improving and extending non-Poissonian distributions for satellite galaxies sampling in HOD: applications to eBOSS ELGs  

• The influence of globular cluster evolution on the specific frequency in dwarf galaxies  

• Using two point correlation functions to understand the assembly histories of Milky Way-like galaxies  

• Dwarf galaxies show little ISM evolution from z∼1 to z∼0: a spectroscopic study of metallicity, star formation, and electron density  

• The abundance of dark matter haloes down to Earth mass  

• Relight the Candle: What happens to High Redshift Massive Quenched Galaxies  

• Formation of quenched massive galaxies in FIRE cosmological zoom-in simulations with multi-channel AGN feedback  

• SIMBIG: Galaxy Clustering Analysis with the Wavelet Scattering Transform  

• Can prompt cusps of WIMP dark matter be detected as individual gamma-ray sources?  

• Spikes and accretion of unbound, collisionless matter around black holes 

• MIGHTEE: multi-wavelength counterparts in the COSMOS field   

3:00 pm, Monday, November 6, 2023 on Zoom and Price Place

Lead:  Carton

Social media:

• How time weathers galaxies: The temporal impact of the cluster environment on galaxy formation and evolution 

3:00 pm, Monday, November 13, 2023 on Zoom and Price Place

Lead:  Charlie

• Surface photometry of dwarf irregular galaxies in different environments

• Gradients of metallicity and age of stars in the dwarf spheroidal galaxies KKs3 and ESO269-66

• Surface photometry of 50 dwarf galaxies in the Local Volume

• Dynamically cold disks in the early Universe: myth or reality?

• The accretion history of the Milky Way. II. Internal kinematics of globular clusters and of dwarf galaxies

• The Accretion History of the Milky Way: III. Hydrodynamical Simulations of Galactic Dwarf Galaxies at First Infall

• Probabilistic Inference of the Structure and Orbit of Milky Way Satellites with Semi-Analytic Modeling

• An evolutionary continuum from nucleated dwarf galaxies to star clusters

• Final Results of Search for New Milky Way Satellites in the Hyper Suprime-Cam Subaru Strategic Program Survey: Discovery of Two More Candidates

• Environment Matters: Predicted Differences in the Stellar Mass--Halo Mass Relation and History of Star Formation for Dwarf Galaxies

• Inferring properties of dark galactic halos using strongly lensed gravitational waves

• Back to the present: A general treatment for the tidal field from the wake of dynamical friction

• Dark Matter in Fractional Gravity III: Dwarf Galaxies Kinematics

• Gas and star formation in satellites of Milky Way analogs

• Dissipative Dark Substructure: The Consequences of Atomic Dark Matter on Milky Way Analog Subhalos

• The 4m International Liquid Mirror Telescope: a brief history and some preliminary scientific results

Social media:

3:00 pm, Monday, November 20, 2023 on Zoom and Price Place

Lead:  Joy

• The discovery of the faintest known Milky Way satellite using UNIONS 

• Ursa Major III/UNIONS 1: the darkest galaxy ever discovered? 

• Formation of a massive lenticular galaxy under the tidal interaction with a group of dwarf galaxies 

• Dwarf-Dwarf Interactions Can Both Trigger and Quench Star Formation 

• The black hole occupation fraction of local dwarf galaxies with AXIS 

• Coherent Self-Interactions of Dark Matter in the Bullet Cluster 

• The spatially resolved star formation history of the dwarf spiral galaxy NGC 5474 

• Constraints on Dark Matter from Dynamical Heating of Stars in Ultrafaint Dwarfs. Part 1: MACHOs and Primordial Black Holes 

• The isolated dark matter-poor galaxy that ran away 

Social media:

3:00 pm, Monday, November 27, 2023 on Zoom and Price Place

Lead:  Bowen/Chloe

Bowen

• On the co-rotation of Milky Way satellites: LMC–mass satellites induce apparent motions in outer halo tracers

Chloe

• Strong Constraints on Dark Matter Annihilation in Ursa Major III/UNIONS 1

• Constraining self-interacting fermionic dark matter in admixed neutron stars using multimessenger astronomy

• A self-similar model of galaxy formation and dark halo relaxation

• Not All Subhaloes Are Created Equal: Modelling the Diversity of Subhalo Density Profiles in TNG50

• Model Independent Dark Matter Properties from Cosmic Growth

Social media:

3:00 pm, Monday, December 4, 2023 on Zoom and Price Place

Lead:  Annika

Social media:

• Environmental Quenching of Low Surface Brightness Galaxies near Milky Way mass Hosts  

• LiteBIRD Science Goals and Forecasts. A Case Study of the Origin of Primordial Gravitational Waves using Large-Scale CMB Polarization  

• A Large Sample of Extremely Metal-poor Galaxies at z<1 Identified from the DESI Early Data 

• The impact of free-streaming on dwarf galaxy counts in low-density regions  

• What Makes A Discovery  

• Probing the dark matter capture rate in Brown Dwarfs with IceCube  

• Self-Driving Telescopes: Autonomous Scheduling of Astronomical Observation Campaigns with Offline Reinforcement Learning  

• Preparing for low surface brightness science with the Vera C. Rubin Observatory: A Comparison of Observable and Simulated Intracluster Light Fractions  

• Supermassive Black Hole Binaries in Ultralight Dark Matter  

• Echoes in the Noise: Posterior Samples of Faint Galaxy Surface Brightness Profiles with Score-Based Likelihoods and Priors  

• Accurate halo mass functions from the simplest excursion set theory  

• The Milky Way Tomography with Subaru Hyper Suprime-Cam. I. Halo substructures  

• Charting the Galactic acceleration field II. A global mass model of the Milky Way from the STREAMFINDER Atlas of Stellar Streams detected in Gaia DR3  

• Micro galaxies as a falsifiable prediction of LCDM cosmology  

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3:00 pm, Monday, December 11, 2023 on Zoom and Price Place

Lead:  Charlie

• Environmental Quenching of Low Surface Brightness Galaxies near Milky Way mass Hosts 

• A search for new dwarf galaxies outside the nearby groups 

• Morphology of Galaxies in JWST Fields: Initial distribution and Evolution of Galaxy Morphology 

• Enhanced Destruction of Cluster Satellites by Major Mergers 

• The SAMI -- Fornax Dwarfs Survey IV. Star Formation Histories of Dwarf and Early-Type Galaxies: Insights from Full Spectral Fitting 

• Dark Sage: Next-generation semi-analytic galaxy evolution with multidimensional structure and minimal free parameters 

• New dwarf galaxy candidates in the sphere of influence of the Sombrero galaxy 

• The JWST Resolved Stellar Populations Early Release Science Program IV: The Star Formation History of the Local Group Galaxy WLM 

• Early Galaxy Formation and the Hubble Tension 

• Merger Tree-based Halo/Galaxy Matching Between Cosmological Simulations with Different Resolutions: Galaxy-by-galaxy Resolution Study and the Machine Learning-based Correction 

• Photometric Metallicity and Distance for the Two RR Lyrae in Segue II and Ursa Major II Dwarf Galaxies Based on Multi-Band Light-Curves 

• Examining the Effects of Dark Matter Spikes on Eccentric Intermediate Mass Ratio Inspirals Using N-body Simulations 

• What new observations tell us about Planes of Satellite Galaxies 

Social media:

3:00 pm, Monday, August 21, 2023 on Zoom and Price Place

Lead:  Annika

Social media:

• Hα Kinematics of Superbubbles and Supernova Remnants of the Dwarf galaxy NGC 4214 

• Small-scale stellar haloes: detecting low surface brightness features in the outskirts of Milky Way dwarf satellites 

• Dark Matter reconstruction from stellar orbits in the Galactic Centre 

• Massive and Multiphase Gas Outflow in a Quenching Galaxy at z=2.445 

• EPOCHS IX. When cosmic dawn breaks: Evidence for evolved stellar populations in 7<z<12 galaxies from PEARLS GTO and public NIRCam imaging 

• Reading Between the (Spectral) Lines: Magellan/IMACS spectroscopy of the Ultra-faint Dwarf Galaxies Eridanus IV and Centaurus I 

OLD:

3:00 pm, Monday, Mar 20, 2023 on Zoom and Price Place

Lead:  Annika

Social media:

1. MIGHTEE-H i: Possible interactions with the galaxy NGC 895 

2. On the Dynamical Heating of Dwarf Galaxies in a Fuzzy Dark Matter Halo 

3. Surviving the Waves: evidence for a Dark Matter cusp in the tidally disrupting Small Magellanic Cloud 

4. How Cosmic Web Environment Affects Galaxy Quenching Across Cosmic Time 

5. Starbursts in low-mass haloes at Cosmic Dawn. I. The critical halo mass for star formation 

3:00 pm, Monday, Mar 27, 2023 on Zoom and Price Place

Lead:  Annika

Social media:

• EMPRESS. XII. Statistics on the Dynamics and Gas Mass Fraction of Extremely-Metal Poor Galaxies 

• Inhomogeneous Galactic Chemical Evolution: Modelling Ultra-Faint Dwarf Galaxies of the Large Magellanic Cloud 

• A LOFAR sample of luminous compact sources coincident with nearby dwarf galaxies 

• The massive relic galaxy NGC 1277 is dark matter deficient 

• A Bayesian Approach To The Halo-Galaxy-SMBH Connection Through Cosmic Time 

3:00 pm, Monday, April 3, 2023 on Zoom and Price Place

Lead:  Annika

Social media:

• An IllustrisTNG View of the Caustic Technique for Galaxy Cluster Mass Estimation 

• An Extensive Catalog of Early-type Dwarf Galaxies in the Local Universe: Morphology and Environment 

• Detecting Low-Mass Perturbers in Cluster Lenses using Curved Arc Bases 

• Warm dark matter constraints from the JWST 

• Disk settling and dynamical heating: histories of Milky Way-mass stellar disks across cosmic time in the FIRE simulations 

• The SAMI - Fornax Dwarfs Survey III: Evolution of [𝛼/Fe] in dwarfs, from Galaxy Clusters to the Local Group. 

• Constraining the Gravitational Potential from the Projected Morphology of Extragalactic Tidal Streams 

3:00 pm, Monday, April 10, 2023 on Zoom and Price Place

Lead:  Charlie

Social media:

• Witnessing a Transformation to Blue-cored Dwarf Early-type Galaxies in Filaments and the Cluster Outskirts: Gas-phase Abundances and Internal Kinematics Perspectives

• M-sigma relations across space and time

• A Tale of 3 Dwarfs: No Extreme Cluster Formation in Extreme Star-Forming Galaxies

• Milky Way globular clusters on cosmological timescales. II. Interaction with the Galactic centre

• The Role of Mass and Environment on Satellite distributions around Milky Way analogs in the Romulus25 simulation

3:00 pm, Monday, April 17, 2023 on Zoom and Price Place

Lead:  Joy

Social media:

3:00 pm, Monday, April 24, 2023 on Zoom and Price Place

Lead:  Kirsten

1. Anisotropic Satellite Galaxy Quenching: A Unique Signature of Energetic Feedback by Supermassive Black Holes? 

2. Identification and Characterization of a Large Sample of Distant Active Dwarf Galaxies in XMM-SERVS 

3. Jellyfish galaxies with the IllustrisTNG simulations -- Citizen-science results towards large distances, low-mass hosts, and high redshifts 

4. Jellyfish galaxies with the IllustrisTNG simulations -- No enhanced population-wide star formation according to TNG50 

5. Jellyfish galaxies with the IllustrisTNG simulations -- When, where, and for how long does ram pressure stripping of cold gas occur? 

6. Catching Tidal Dwarf Galaxies at a Later Evolutionary Stage with ALFALFA 

7. JADES: Insights on the low-mass end of the mass--metallicity--star-formation rate relation at 3<z<10 from deep JWST/NIRSpec spectroscopy 

8. Saying Hallo to M94's Stellar Halo: Investigating the Accretion History of the Largest Pseudobulge Host in the Local Universe 

9. The role of impact parameter in typical close galaxy flybys 

Social media:

3:00 pm, Monday, May 1, 2023 on Zoom and Price Place

Lead:  Carton

Social media:

3:00 pm, Monday, May 8, 2023 on Zoom and Price Place

Lead:  Annika

Social media:

• Explaining dark matter halo density profiles with neural networks 

• A giant thin stellar stream in the Coma Galaxy Cluster 

• The Andromeda Galaxy's Last Major Merger: Constraints from the survey of Planetary Nebulae 

• Evidence for multiple nucleosynthetic processes from carbon enhanced metal-poor stars in the Carina dwarf spheroidal galaxy

• EMPRESS. XIV. Strong High Ionization Lines of Young Galaxies at z=0−8: Ionizing Spectra Consistent with the Intermediate Mass Black Holes with MBH∼103−106 M⊙  

• Constraints on dark matter-neutrino scattering from the Milky-Way satellites and subhalo modeling for dark acoustic oscillations 

• The Halo21 Absorption Modeling Challenge: Lessons From "Observing" Synthetic Circumgalactic Absorption Spectra 

• An Enigmatic 380 kpc Long Linear Collimated Galactic Tail 

• Impact of tidal environment on galaxy populations using GAMA 

• Haunted haloes: tracking the ghosts of subhaloes lost by halo finders 

• Feedback-driven anisotropy in the circumgalactic medium for quenching galaxies in the SIMBA simulations 

3:00 pm, Monday, May 15, 2023 on Zoom and Price Place

Lead:  Ivan

Social media:

3:00 pm, Monday, May 22, 2023 on Zoom and Price Place

Lead:  Charlie

Social media:

• Testing Jeans dynamical models with prolate rotation on a cosmologically simulated dwarf galaxy

• Consistent clustering and lensing of SDSS-III BOSS galaxies with an extended abundance matching formalism

• Revealing mass distributions of dwarf spheroidal galaxies in the Subaru-PFS era

• The Diffuse Ionized Gas Halo of the Large Magellanic Cloud

3:00 pm, Monday, June 5, 2023 on Zoom and Price Place

Lead:  Annika

Social media:

• A New Galaxy Cluster Merger Capable of Probing Dark Matter: Abell 56 

• Systematically Measuring Ultra-Diffuse Galaxies (SMUDGes). V. The Complete SMUDGes Catalog and the Nature of Ultra-Diffuse Galaxies 

• The Supersonic Project: Star Formation in Early Star Clusters without Dark Matter

• Halo assembly in cold and warm dark matter during the JWST frontier epoch

• The Merian Survey: Design, Construction, and Characterization of a Filter Set Optimized to Find Dwarf Galaxies and Measure their Dark Matter Halo Properties with Weak Lensing

• Super cuspy dark matter halos of massive galaxies due to baryon-driven contraction    

3:00 pm, Monday, June 12, 2023 on Zoom and Price Place

Lead:  Charlie

• Star formation history for the starburst dwarf galaxy in the Local Group, IC 10 

• The Star-forming and Ionizing Properties of Dwarf z~6-9 Galaxies in JADES: Insights on Bursty Star Formation and Ionized Bubble Growth

• FAST reveals new evidence for M94 as a merger

• Dear Magellanic Clouds, welcome back!

• Milky Way satellite velocities reveal the Dark Matter power spectrum at small scales

• The VISCACHA survey -- VII. Assembly history of the Magellanic Bridge and SMC Wing from star clusters

• An SIDM Solution to the Extreme Diversity of Low-mass Halo Properties

Social media:

No Little Galaxies on June 19 -- Juneteenth holiday 

3:00 pm, Monday, June 26, 2023 on Zoom and Price Place

Lead:  Annika

Social media:

• Searching for dark matter substructure: a deeper wide-area community survey for Roman

• An Enhanced Massive Black Hole Occupation Fraction Predicted in Cluster Dwarf Galaxies

• ViCTORIA project: MeerKAT HI observations of the ram pressure stripped galaxy NGC 4523

• Learning the galaxy-environment connection with graph neural networks

• RomAndromeda: The Roman Survey of the Andromeda Halo

• Early Structure Formation from Primordial Density Fluctuations with a Blue, Tilted Power Spectrum -- II. High-Redshift Galaxies

• Formation of first star clusters under the supersonic gas flow -- I. Morphology of the massive metal-free gas cloud

• Early Structure Formation from Primordial Density Fluctuations with a Blue, Tilted Power Spectrum -- II. High-Redshift Galaxies

• JADES: The incidence rate and properties of galactic outflows in low-mass galaxies across 3 < z < 9

• Galactic coronae in Milky Way-like galaxies: the role of stellar feedback in gas accretion

• Strong gravitational lensing as a probe of dark matter

• Anisotropic strong lensing as a probe of dark matter self-interactions

• Standardized Luminosity of the Tip of the Red Giant Branch utilizing Multiple Fields in NGC 4258 and the CATs Algorithm

• Breaking degeneracies in the first galaxies with clustering              

3:00 pm, Monday, July 3, 2023 on Zoom and Price Place

Lead:  Carton

Social media:

3:00 pm, Monday, July 10, 2023 on Zoom and Price Place

Lead:  Kirsten

• Ghostly galaxies: accretion-dominated stellar systems in low-mass dark matter halos 

• Gaia EDR3 proper motions, energies, angular momenta of Milky Way dwarf galaxies: a recent infall to the Milky Way halo 

• A Dynamically Distinct Stellar Population in the Leading Arm of the Sagittarius Stream 

• Galaxies in voids assemble their stars slowly 

• The imprint of galaxy mergers on satellite planes in a cosmological contex

• On the origin of globular clusters in a hierarchical Universe

• VINTERGATAN-GM: How do mergers affect the satellite populations of MW-like galaxies?

• Ageing and Quenching through the ageing diagram II: physical characterization of galaxies

• Can cuspy dark matter dominated halos hold cored stellar mass distributions?

• Connection Between SDSS Galaxies and ELUCID Subhaloes in the Eye of Machine Learning      

• The chemical DNA of the Magellanic Clouds --II. High-resolution spectroscopy of the SMC globular clusters NGC 121, NGC 339 and NGC 419 

• Structure, Kinematics, and Observability of the Large Magellanic Cloud's Dynamical Friction Wake in Cold vs. Fuzzy Dark Matter

• Surface Brightness Fluctuations 

Social media:

3:00 pm, Monday, July 17, 2023 on Zoom and Price Place

Lead:  Ivan

• Ultra-Diffuse Galaxies (UDGs) with Hyper Suprime-Cam I: Revised Catalog of Coma Cluster UDGs

• Ages, metallicities and structure of stellar clusters in the Magellanic Bridge

• Galaxy Quenching with Mass Growth History of Galaxy Groups and Clusters: The Importance of Post-Processing

• EDGE: The direct link between mass growth history and the extended stellar haloes of the faintest dwarf galaxies    

Social media:

3:00 pm, Monday, July 24, 2023 on Zoom and Price Place

Lead:  Annika

Social media:

3:00 pm, Monday, July 31, 2023 on Zoom and Price Place

Lead:  Joy

• A model for GN-z11: top-heavy stellar initial mass functions in forming galactic nuclei and ultra-compact dwarfs

• Environmental effects on associations of dwarf galaxies

• The Magellanic Puzzle: origin of the periphery

• The nature of the X-ray sources in dwarf galaxies in nearby clusters from the KIWICS

• Internal kinematics of dwarf satellites of MW/M31-like galaxies in TNG50

• Evidence for low power radio jet-ISM interaction at 10 parsec in the dwarf AGN host NGC 4395 

Social media:

3:00 pm, Monday, January 23, 2023 on Zoom and Price Place

Lead: Charlie

Social media:

3:00 pm, Monday, January 30, 2023 on Zoom and Price Place

Lead: Joy

Social media:

3:00 pm, Monday, February 6, 2023 on Zoom and Price Place

Lead: Annika

Social media:

• The relationship between galaxy and halo sizes in the Illustris and IllustrisTNG simulations 

• Lensing constraints on ultradense dark matter halos 

• Extended neutral hydrogen filamentary network in NGC 2403 

• Cold gas disks in main-sequence galaxies at cosmic noon: Low turbulence, flat rotation curves, and disk-halo degeneracy 

3:00 pm, Monday, February 13, 2023 on Zoom and Price Place

Lead: Annika

Social media:

• Spectroscopic analysis of Milky Way outer halo satellites: Aquarius II and Bootes II 

• A Dwarf Galaxy Debris Stream Associated with Palomar 1 and the Anticenter Stream 

• A Comparison of the Baryonic Tully-Fisher Relation in MaNGA and IllustrisTNG 

• A candidate runaway supermassive black hole identified by shocks and star formation in its wake 

• Practical Guidance for Bayesian Inference in Astronomy 

• The 3D kinematics of stellar substructures in the periphery of the Large Magellanic Cloud 

• The impact of the Large Magellanic Cloud on dark matter direct detection signals 

3:00 pm, Monday, February 20, 2023 on Zoom and Price Place

Lead: Kirsten

Social media:

• Boosting galactic outflows with enhanced resolution 

• Evidence for globular clusters collapse after a dwarf-dwarf merger: A nuclear star-cluster in formation? 

• Supermassive black holes in UCDs formed from the nuclei of disrupted galaxies 

• morphofit: an automated galaxy structural parameters fitting package 

• The discovery of blue-cored dwarf early-type galaxies in isolated environments 

• The Isaac Newton Telescope Monitoring Survey of Local Group Dwarf Galaxies. VI. The Star Formation History and Dust Production in Andromeda IX 

• The Star Formation History and Dust Production in Andromeda IX 

• IC 5146 dark Streamer: is a first reliable candidate of edge collapse, hub-filament systems, and intertwined sub-filaments? 

• The Quest for the Missing Dust: II -- Two Orders of Magnitude of Evolution in the Dust-to-Gas Ratio Resolved Within Local Group Galaxies 

• HST viewing of spectacular star-forming trails behind ESO 137-001 

• The relation between morphology, star formation history, and environment in local universe galaxies 

• Relaxed blue ellipticals: accretion-driven stellar growth is a key evolutionary channel for low mass elliptical galaxies 

• Poisson Cluster Process Models for Detecting Ultra-Diffuse Galaxies 

• Intermediate-mass black holes: finding of episodic, large-scale and powerful jet activity in a dwarf galaxy 

• Study of structural parameters and systemic proper motion of Sextans dwarf spheroidal galaxy with Subaru Hyper Suprime-Cam data 

• The anisotropic distribution of the satellites in Milky-Way-like galaxy systems 

3:00 pm, Monday, February 27, 2023 on Zoom and Price Place

Lead: Charlie

• EDGE: The shape of dark matter haloes in the faintest galaxies

• SDSS-IV MaNGA: The effect of stellar mass and halo mass on the assembly histories of satellite galaxies

• Wet Compaction to a Blue Nugget: a Critical Phase in Galaxy Evolution

• Characterizing the Conditional Galaxy Property Distribution using Gaussian Mixture Models

• Dust Buried Compact Sources in the Dwarf Galaxy NGC 4449

• The pride of lions around Messier 105

• A lensed radio jet at milli-arcsecond resolution II: Constraints on fuzzy dark matter from an extended gravitational arc

• Star formation concentration as a tracer of environmental quenching in action: a study of the Eagle and C-Eagle simulations

Social media:

3:00 pm, Monday, March 4, 2024 on Zoom and Price Place

Lead:  Carton

Special guest: Sophia Gad-Nasr (UCI)

1. CDM and SIDM Interpretations of the Strong Gravitational Lensing Object JWST-ER1

2. Numerical challenges for energy conservation in N-body simulations of collapsing self-interacting dark matter haloes

3. Particle selection from an equilibrium DF

4. An attractive model: simulating fuzzy dark matter with attractive self-interactions

5. The accretion of a solar mass per day by a 17-billion solar mass black hole

6. The Interstellar Medium in Dwarf Irregular Galaxies

7. Do galaxy mergers prefer under-dense environments?

8. Interacting galaxies in the IllustrisTNG simulations -- VI: Reconstructed orbits, close encounters and mergers

9. The outskirts of M33: Tidally induced distortions versus signatures of gas accretion

10. Spatial Variations of Stellar Elemental Abundances in FIRE Simulations of Milky Way-Mass Galaxies: Patterns Today Mostly Reflect Those at Formation

11. Dark no more: The low luminosity stellar counterpart of a dark cloud in the Virgo cluster

12. Primordial Black Holes as a dark matter candidate -- a brief overview

13. Discovery of Globular Cluster Candidates in the Dwarf Irregular Galaxy IC 2574 Using HST/ACS Imaging

14. Constraining neutrino-DM interactions with Milky Way dwarf spheroidals and supernova neutrinos

3:00 pm, Monday, August 28, 2023 on Zoom and Price Place

Lead:  Annika

Social media:

• Cluster halo shapes in CDM and SIDM models: Unveiling the DM particle nature using a weak lensing approach 

• High-Resolution Chemical Abundances of the Nyx Stream 

• Subhalo effective density slope measurements from HST strong lensing data with neural likelihood-ratio estimation  

• Ultra diffuse galaxies in the Hydra I cluster from the LEWIS Project: Phase-Space distribution and globular cluster richness.

• A Search for Gas-Rich Dwarf Galaxies in the Local Universe with ALFALFA and the WIYN One Degree Imager 

• 
  

No meeting September 4--Labor Day

3:00 pm, Monday, September 11, 2023 on Zoom and Price Place

Lead:  Joy

Social media:

• A search for faint resolved galaxies beyond the Milky Way in DES Year 6: A new faint, diffuse dwarf satellite of NGC 55 

• The impact of rare events on the chemical enrichment in dwarf galaxies  

• Metal-THINGS: a panchromatic analysis of the local scaling relationships of the dwarf irregular galaxy NGC 1569 

• RR Lyrae stars as probes of the outer Galactic halo: Chemical and kinematic analysis of a pilot sample 

• Imposters among us: globular cluster kinematics and the halo mass of ultra-diffuse galaxies in clusters 

• Is a recently discovered HI cloud near M94 a starless dark matter halo? 

• Leo T Dissected with the MUSE-Faint Survey 

• The Detection of Higher-Order Millimeter Hydrogen Recombination Lines in the Large Magellanic Cloud 

• The viability of low-mass subhaloes as targets for gamma-ray dark matter searches 

• Shaping the unseen: the influence of baryons and environment on low-mass, high-redshift dark matter haloes in the SIEGE simulations 

• Exploring the Structures and Substructures of the Andromeda Satellite Dwarf Galaxies Cassiopeia III, Perseus I, and Lacerta I 

• Characterize the assembly of dark matter halos with protohalo size histories: I. Redshift evolution, relation to descendant halos, and halo assembly bias 

• Detection of the Keplerian decline in the Milky Way rotation curve 

• Fuzzy dark matter dynamics in tidally perturbed dwarf spheroidal galaxy satellites 

3:00 pm, Monday, September 18, 2023 on Zoom and Price Place

Lead:  Kirsten

• Confirmation of an anomalously low dark matter content for the galaxy NGC1052-DF4 from deep, high resolution continuum spectroscopy

• The creation of a massive UCD by tidal threshing from NGC 936

• Expanding on the Fundamental Metallicity Relation in Dwarf Galaxies with MUSE

• Preprocessing in small groups: Three simulated galaxies interacting prior to cluster infall

• When and how does ram pressure stripping in low-mass satellite galaxies enhance star formation

• Neutral Hydrogen content of dwarf galaxies in different environments

• Modeling the orbital histories of satellites of Milky Way-mass galaxies: testing static host potentials against cosmological simulations

• The 50 Mpc Galaxy Catalog (50MGC): Consistent and Homogeneous Masses, Distances, Colors, and Morphologies

• An in-depth view of the metallicity distribution of the Small Magellanic Cloud

• Dwarf galaxies with the highest concentration are not thicker than ordinary dwarf galaxies

• Why should Models of Dwarf Galaxy Evolution care about the Initial Mass Function at low Star-formation Rates?           

Social media:

3:00 pm, Monday, September 25, 2023 on Zoom and Price Place

Lead:  Charlie

• WALLABY Pre-Pilot Survey: Ultra-Diffuse Galaxies in the Eridanus Supergroup

• A Comparison Between the Morphologies and Structures of Dwarf Galaxies with and without Active Massive Black Holes

• Constraints on the annihilation of heavy dark matter in dwarf spheroidal galaxies with gamma-ray observations

• Neutral Hydrogen content of dwarf galaxies in different environments

• Testing the near-far connection with FIRE simulations: inferring the stellar mass function of the proto-Local Group at z > 6 using the fossil record of present-day galaxies

• A determination of the LMC dark matter subhalo mass using the MW halo stars in its gravitational wake

Social media:

3:00 pm, Monday, October 2, 2023 on Zoom and Price Place

Lead:  Carton

Social media:

• The star formation histories of quiescent ultra-diffuse galaxies and their dependence on environment and globular cluster richness

• PEARLS: A Potentially Isolated Quiescent Dwarf Galaxy with a TRGB Distance of 31 Mpc

• Magnetic field amplification in cosmological zoom simulations from dwarf galaxies to galaxy groups

• In-situ vs accreted Milky Way globular clusters: a new classification method and implications for cluster formation

• Characterising ultra-high-redshift dark matter halo demographics and assembly histories with the GUREFT simulations

• The Beyond-Halo Mass Effects of the Cosmic Web Environment on Galaxies

• Post-processing of galaxies due to major cluster mergers I. hints from galaxy colours and morphologies

• The effect of cluster dynamical state on ram-pressure stripping

• Statistics of thermal gas pressure as a probe of cosmology and galaxy formation

• The COSMOS-Web ring: in-depth characterization of an Einstein ring lensing system at z~2

• Catalogue of model star clusters in the Milky Way and M31 galaxies

• A new, purely photometric method for determination of resonance locations in spiral galaxies

• Evidence of a Cloud-Cloud Collision from Overshooting Gas in the Galactic Center

• Revisiting Galaxy Evolution in Morphology in the COSMOS field (COSMOS-ReGEM):I. Merging Galaxies

• Tests of subgrid models for star formation using simulations of isolated disk galaxies

• A determination of the LMC dark matter subhalo mass using the MW halo stars in its gravitational wake

• One never walks alone: the effect of the perturber population on subhalo measurements in strong gravitational lenses

• Phase-space simulations of prompt cusps: simulating the formation of the first haloes without artificial fragmentation

• Astrometric Weak Lensing with Gaia DR3 and Future Catalogs: Searches for Dark Matter Substructure

• A persistent excess of galaxy-galaxy strong lensing observed in galaxy clusters

3:00 pm, Monday, October 9, 2023 on Zoom and Price Place

Lead:  Annika

Social media:

• Beyond profiles: Using log-normal distributions to model the multiphase circumgalactic medium

• Probing the early Milky Way with GHOST spectra of an extremely metal-poor star in the Galactic disk  

• Effects of feedback-free starburst galaxies on the 21-cm signal and reionization history

• Exploring X-ray Properties of Low Metallicity Dwarf Galaxies  

• Effect of low-mass galaxy interactions on their star formation  

• New Dynamical Channel: Wide Binaries in the Galactic Center as a Source of Binary Interactions  

• Anisotropies in the spatial distribution and kinematics of dwarf galaxies in the Local Group and beyond  

• Exploring the low-mass regime of galaxy-scale strong lensing: Insights into the mass structure of cluster galaxies  

• Wrinkles in Time -- I: Rapid Rotators Found in High Eccentricity Orbits  

• Impact of blending on weak lensing measurements with the Vera C. Rubin Observatory  

• Cold atomic gas identified by HI self-absorption. Cold atomic clouds toward giant molecular filaments  

• Updated bounds on Axion-Like Particle Dark Matter with the optical MUSE-Faint survey  

• Chemical Evolution in Galactic Nuclear Discs  

• A Strategy for Identifying Periodic Sources Contributing to the Galactic Center Excess  

• The GBT Diffuse Ionized Gas Survey (GDIGS): Discrete Sources  

• The Cosmic Baryon Partition between the IGM and CGM in the SIMBA Simulations  

• Cluster Ages to Reconstruct the Milky Way Assembly (CARMA) I. The final word on the origin of NGC6388 and NGC6441  

• HI discs of L∗ galaxies as probes of the baryonic physics of galaxy evolution  

• Pavo: Discovery of a star-forming dwarf galaxy just outside the Local Group  

• Asymmetric Drift Map of the Milky Way disk Populations between 8−16 kpc with LAMOST and Gaia datasets  

• Escaping of Fast Radio Bursts  

• Low-mass bursty galaxies in JADES efficiently produce ionising photons and could represent the main drivers of reionisation  

• Cosmological shocks around galaxy clusters: A coherent investigation with DES, SPT & ACT  

3:00 pm, Monday, October 16, 2023 on Zoom and Price Place

Lead:  Joy

Social media:

3:00 pm, Monday, October 30, 2023 on Zoom and Price Place

Lead:  Annika

Social media:

• The Missing Satellite Problem Outside of the Local Group. II. Statistical Properties of Satellites of Milky Way-like Galaxies  

• The physical origins of gas in the circumgalactic medium using observationally-motivated TNG50 mocks  

• Testing the Surface Brightness Fluctuation Method on Dwarf Galaxies in the COSMOS Field  

• Understanding Shape and Centroid Deviations in 39 Strong Lensing Galaxy Clusters in Various Dynamical States  

• Improving and extending non-Poissonian distributions for satellite galaxies sampling in HOD: applications to eBOSS ELGs  

• The influence of globular cluster evolution on the specific frequency in dwarf galaxies  

• Using two point correlation functions to understand the assembly histories of Milky Way-like galaxies  

• Dwarf galaxies show little ISM evolution from z∼1 to z∼0: a spectroscopic study of metallicity, star formation, and electron density  

• The abundance of dark matter haloes down to Earth mass  

• Relight the Candle: What happens to High Redshift Massive Quenched Galaxies  

• Formation of quenched massive galaxies in FIRE cosmological zoom-in simulations with multi-channel AGN feedback  

• SIMBIG: Galaxy Clustering Analysis with the Wavelet Scattering Transform  

• Can prompt cusps of WIMP dark matter be detected as individual gamma-ray sources?  

• Spikes and accretion of unbound, collisionless matter around black holes 

• MIGHTEE: multi-wavelength counterparts in the COSMOS field   

3:00 pm, Monday, November 6, 2023 on Zoom and Price Place

Lead:  Carton

Social media:

• How time weathers galaxies: The temporal impact of the cluster environment on galaxy formation and evolution 

3:00 pm, Monday, November 13, 2023 on Zoom and Price Place

Lead:  Charlie

• Surface photometry of dwarf irregular galaxies in different environments

• Gradients of metallicity and age of stars in the dwarf spheroidal galaxies KKs3 and ESO269-66

• Surface photometry of 50 dwarf galaxies in the Local Volume

• Dynamically cold disks in the early Universe: myth or reality?

• The accretion history of the Milky Way. II. Internal kinematics of globular clusters and of dwarf galaxies

• The Accretion History of the Milky Way: III. Hydrodynamical Simulations of Galactic Dwarf Galaxies at First Infall

• Probabilistic Inference of the Structure and Orbit of Milky Way Satellites with Semi-Analytic Modeling

• An evolutionary continuum from nucleated dwarf galaxies to star clusters

• Final Results of Search for New Milky Way Satellites in the Hyper Suprime-Cam Subaru Strategic Program Survey: Discovery of Two More Candidates

• Environment Matters: Predicted Differences in the Stellar Mass--Halo Mass Relation and History of Star Formation for Dwarf Galaxies

• Inferring properties of dark galactic halos using strongly lensed gravitational waves

• Back to the present: A general treatment for the tidal field from the wake of dynamical friction

• Dark Matter in Fractional Gravity III: Dwarf Galaxies Kinematics

• Gas and star formation in satellites of Milky Way analogs

• Dissipative Dark Substructure: The Consequences of Atomic Dark Matter on Milky Way Analog Subhalos

• The 4m International Liquid Mirror Telescope: a brief history and some preliminary scientific results

Social media:

3:00 pm, Monday, November 20, 2023 on Zoom and Price Place

Lead:  Joy

• The discovery of the faintest known Milky Way satellite using UNIONS 

• Ursa Major III/UNIONS 1: the darkest galaxy ever discovered? 

• Formation of a massive lenticular galaxy under the tidal interaction with a group of dwarf galaxies 

• Dwarf-Dwarf Interactions Can Both Trigger and Quench Star Formation 

• The black hole occupation fraction of local dwarf galaxies with AXIS 

• Coherent Self-Interactions of Dark Matter in the Bullet Cluster 

• The spatially resolved star formation history of the dwarf spiral galaxy NGC 5474 

• Constraints on Dark Matter from Dynamical Heating of Stars in Ultrafaint Dwarfs. Part 1: MACHOs and Primordial Black Holes 

• The isolated dark matter-poor galaxy that ran away 

Social media:

3:00 pm, Monday, November 27, 2023 on Zoom and Price Place

Lead:  Bowen/Chloe

Bowen

• On the co-rotation of Milky Way satellites: LMC–mass satellites induce apparent motions in outer halo tracers

Chloe

• Strong Constraints on Dark Matter Annihilation in Ursa Major III/UNIONS 1

• Constraining self-interacting fermionic dark matter in admixed neutron stars using multimessenger astronomy

• A self-similar model of galaxy formation and dark halo relaxation

• Not All Subhaloes Are Created Equal: Modelling the Diversity of Subhalo Density Profiles in TNG50

• Model Independent Dark Matter Properties from Cosmic Growth

Social media:

3:00 pm, Monday, December 4, 2023 on Zoom and Price Place

Lead:  Annika

Social media:

• Environmental Quenching of Low Surface Brightness Galaxies near Milky Way mass Hosts  

• LiteBIRD Science Goals and Forecasts. A Case Study of the Origin of Primordial Gravitational Waves using Large-Scale CMB Polarization  

• A Large Sample of Extremely Metal-poor Galaxies at z<1 Identified from the DESI Early Data 

• The impact of free-streaming on dwarf galaxy counts in low-density regions  

• What Makes A Discovery  

• Probing the dark matter capture rate in Brown Dwarfs with IceCube  

• Self-Driving Telescopes: Autonomous Scheduling of Astronomical Observation Campaigns with Offline Reinforcement Learning  

• Preparing for low surface brightness science with the Vera C. Rubin Observatory: A Comparison of Observable and Simulated Intracluster Light Fractions  

• Supermassive Black Hole Binaries in Ultralight Dark Matter  

• Echoes in the Noise: Posterior Samples of Faint Galaxy Surface Brightness Profiles with Score-Based Likelihoods and Priors  

• Accurate halo mass functions from the simplest excursion set theory  

• The Milky Way Tomography with Subaru Hyper Suprime-Cam. I. Halo substructures  

• Charting the Galactic acceleration field II. A global mass model of the Milky Way from the STREAMFINDER Atlas of Stellar Streams detected in Gaia DR3  

• Micro galaxies as a falsifiable prediction of LCDM cosmology  

• 
  

3:00 pm, Monday, December 11, 2023 on Zoom and Price Place

Lead:  Charlie

• Environmental Quenching of Low Surface Brightness Galaxies near Milky Way mass Hosts 

• A search for new dwarf galaxies outside the nearby groups 

• Morphology of Galaxies in JWST Fields: Initial distribution and Evolution of Galaxy Morphology 

• Enhanced Destruction of Cluster Satellites by Major Mergers 

• The SAMI -- Fornax Dwarfs Survey IV. Star Formation Histories of Dwarf and Early-Type Galaxies: Insights from Full Spectral Fitting 

• Dark Sage: Next-generation semi-analytic galaxy evolution with multidimensional structure and minimal free parameters 

• New dwarf galaxy candidates in the sphere of influence of the Sombrero galaxy 

• The JWST Resolved Stellar Populations Early Release Science Program IV: The Star Formation History of the Local Group Galaxy WLM 

• Early Galaxy Formation and the Hubble Tension 

• Merger Tree-based Halo/Galaxy Matching Between Cosmological Simulations with Different Resolutions: Galaxy-by-galaxy Resolution Study and the Machine Learning-based Correction 

• Photometric Metallicity and Distance for the Two RR Lyrae in Segue II and Ursa Major II Dwarf Galaxies Based on Multi-Band Light-Curves 

• Examining the Effects of Dark Matter Spikes on Eccentric Intermediate Mass Ratio Inspirals Using N-body Simulations 

• What new observations tell us about Planes of Satellite Galaxies 

Social media:

3:00 pm, Monday, August 21, 2023 on Zoom and Price Place

Lead:  Annika

Social media:

• Hα Kinematics of Superbubbles and Supernova Remnants of the Dwarf galaxy NGC 4214 

• Small-scale stellar haloes: detecting low surface brightness features in the outskirts of Milky Way dwarf satellites 

• Dark Matter reconstruction from stellar orbits in the Galactic Centre 

• Massive and Multiphase Gas Outflow in a Quenching Galaxy at z=2.445 

• EPOCHS IX. When cosmic dawn breaks: Evidence for evolved stellar populations in 7<z<12 galaxies from PEARLS GTO and public NIRCam imaging 

• Reading Between the (Spectral) Lines: Magellan/IMACS spectroscopy of the Ultra-faint Dwarf Galaxies Eridanus IV and Centaurus I 

OLD:

3:00 pm, Monday, Mar 20, 2023 on Zoom and Price Place

Lead:  Annika

Social media:

1. MIGHTEE-H i: Possible interactions with the galaxy NGC 895 

2. On the Dynamical Heating of Dwarf Galaxies in a Fuzzy Dark Matter Halo 

3. Surviving the Waves: evidence for a Dark Matter cusp in the tidally disrupting Small Magellanic Cloud 

4. How Cosmic Web Environment Affects Galaxy Quenching Across Cosmic Time 

5. Starbursts in low-mass haloes at Cosmic Dawn. I. The critical halo mass for star formation 

3:00 pm, Monday, Mar 27, 2023 on Zoom and Price Place

Lead:  Annika

Social media:

• EMPRESS. XII. Statistics on the Dynamics and Gas Mass Fraction of Extremely-Metal Poor Galaxies 

• Inhomogeneous Galactic Chemical Evolution: Modelling Ultra-Faint Dwarf Galaxies of the Large Magellanic Cloud 

• A LOFAR sample of luminous compact sources coincident with nearby dwarf galaxies 

• The massive relic galaxy NGC 1277 is dark matter deficient 

• A Bayesian Approach To The Halo-Galaxy-SMBH Connection Through Cosmic Time 

3:00 pm, Monday, April 3, 2023 on Zoom and Price Place

Lead:  Annika

Social media:

• An IllustrisTNG View of the Caustic Technique for Galaxy Cluster Mass Estimation 

• An Extensive Catalog of Early-type Dwarf Galaxies in the Local Universe: Morphology and Environment 

• Detecting Low-Mass Perturbers in Cluster Lenses using Curved Arc Bases 

• Warm dark matter constraints from the JWST 

• Disk settling and dynamical heating: histories of Milky Way-mass stellar disks across cosmic time in the FIRE simulations 

• The SAMI - Fornax Dwarfs Survey III: Evolution of [𝛼/Fe] in dwarfs, from Galaxy Clusters to the Local Group. 

• Constraining the Gravitational Potential from the Projected Morphology of Extragalactic Tidal Streams 

3:00 pm, Monday, April 10, 2023 on Zoom and Price Place

Lead:  Charlie

Social media:

• Witnessing a Transformation to Blue-cored Dwarf Early-type Galaxies in Filaments and the Cluster Outskirts: Gas-phase Abundances and Internal Kinematics Perspectives

• M-sigma relations across space and time

• A Tale of 3 Dwarfs: No Extreme Cluster Formation in Extreme Star-Forming Galaxies

• Milky Way globular clusters on cosmological timescales. II. Interaction with the Galactic centre

• The Role of Mass and Environment on Satellite distributions around Milky Way analogs in the Romulus25 simulation

3:00 pm, Monday, April 17, 2023 on Zoom and Price Place

Lead:  Joy

Social media:

3:00 pm, Monday, April 24, 2023 on Zoom and Price Place

Lead:  Kirsten

1. Anisotropic Satellite Galaxy Quenching: A Unique Signature of Energetic Feedback by Supermassive Black Holes? 

2. Identification and Characterization of a Large Sample of Distant Active Dwarf Galaxies in XMM-SERVS 

3. Jellyfish galaxies with the IllustrisTNG simulations -- Citizen-science results towards large distances, low-mass hosts, and high redshifts 

4. Jellyfish galaxies with the IllustrisTNG simulations -- No enhanced population-wide star formation according to TNG50 

5. Jellyfish galaxies with the IllustrisTNG simulations -- When, where, and for how long does ram pressure stripping of cold gas occur? 

6. Catching Tidal Dwarf Galaxies at a Later Evolutionary Stage with ALFALFA 

7. JADES: Insights on the low-mass end of the mass--metallicity--star-formation rate relation at 3<z<10 from deep JWST/NIRSpec spectroscopy 

8. Saying Hallo to M94's Stellar Halo: Investigating the Accretion History of the Largest Pseudobulge Host in the Local Universe 

9. The role of impact parameter in typical close galaxy flybys 

Social media:

3:00 pm, Monday, May 1, 2023 on Zoom and Price Place

Lead:  Carton

Social media:

3:00 pm, Monday, May 8, 2023 on Zoom and Price Place

Lead:  Annika

Social media:

• Explaining dark matter halo density profiles with neural networks 

• A giant thin stellar stream in the Coma Galaxy Cluster 

• The Andromeda Galaxy's Last Major Merger: Constraints from the survey of Planetary Nebulae 

• Evidence for multiple nucleosynthetic processes from carbon enhanced metal-poor stars in the Carina dwarf spheroidal galaxy

• EMPRESS. XIV. Strong High Ionization Lines of Young Galaxies at z=0−8: Ionizing Spectra Consistent with the Intermediate Mass Black Holes with MBH∼103−106 M⊙  

• Constraints on dark matter-neutrino scattering from the Milky-Way satellites and subhalo modeling for dark acoustic oscillations 

• The Halo21 Absorption Modeling Challenge: Lessons From "Observing" Synthetic Circumgalactic Absorption Spectra 

• An Enigmatic 380 kpc Long Linear Collimated Galactic Tail 

• Impact of tidal environment on galaxy populations using GAMA 

• Haunted haloes: tracking the ghosts of subhaloes lost by halo finders 

• Feedback-driven anisotropy in the circumgalactic medium for quenching galaxies in the SIMBA simulations 

3:00 pm, Monday, May 15, 2023 on Zoom and Price Place

Lead:  Ivan

Social media:

3:00 pm, Monday, May 22, 2023 on Zoom and Price Place

Lead:  Charlie

Social media:

• Testing Jeans dynamical models with prolate rotation on a cosmologically simulated dwarf galaxy

• Consistent clustering and lensing of SDSS-III BOSS galaxies with an extended abundance matching formalism

• Revealing mass distributions of dwarf spheroidal galaxies in the Subaru-PFS era

• The Diffuse Ionized Gas Halo of the Large Magellanic Cloud

3:00 pm, Monday, June 5, 2023 on Zoom and Price Place

Lead:  Annika

Social media:

• A New Galaxy Cluster Merger Capable of Probing Dark Matter: Abell 56 

• Systematically Measuring Ultra-Diffuse Galaxies (SMUDGes). V. The Complete SMUDGes Catalog and the Nature of Ultra-Diffuse Galaxies 

• The Supersonic Project: Star Formation in Early Star Clusters without Dark Matter

• Halo assembly in cold and warm dark matter during the JWST frontier epoch

• The Merian Survey: Design, Construction, and Characterization of a Filter Set Optimized to Find Dwarf Galaxies and Measure their Dark Matter Halo Properties with Weak Lensing

• Super cuspy dark matter halos of massive galaxies due to baryon-driven contraction    

3:00 pm, Monday, June 12, 2023 on Zoom and Price Place

Lead:  Charlie

• Star formation history for the starburst dwarf galaxy in the Local Group, IC 10 

• The Star-forming and Ionizing Properties of Dwarf z~6-9 Galaxies in JADES: Insights on Bursty Star Formation and Ionized Bubble Growth

• FAST reveals new evidence for M94 as a merger

• Dear Magellanic Clouds, welcome back!

• Milky Way satellite velocities reveal the Dark Matter power spectrum at small scales

• The VISCACHA survey -- VII. Assembly history of the Magellanic Bridge and SMC Wing from star clusters

• An SIDM Solution to the Extreme Diversity of Low-mass Halo Properties

Social media:

No Little Galaxies on June 19 -- Juneteenth holiday 

3:00 pm, Monday, June 26, 2023 on Zoom and Price Place

Lead:  Annika

Social media:

• Searching for dark matter substructure: a deeper wide-area community survey for Roman

• An Enhanced Massive Black Hole Occupation Fraction Predicted in Cluster Dwarf Galaxies

• ViCTORIA project: MeerKAT HI observations of the ram pressure stripped galaxy NGC 4523

• Learning the galaxy-environment connection with graph neural networks

• RomAndromeda: The Roman Survey of the Andromeda Halo

• Early Structure Formation from Primordial Density Fluctuations with a Blue, Tilted Power Spectrum -- II. High-Redshift Galaxies

• Formation of first star clusters under the supersonic gas flow -- I. Morphology of the massive metal-free gas cloud

• Early Structure Formation from Primordial Density Fluctuations with a Blue, Tilted Power Spectrum -- II. High-Redshift Galaxies

• JADES: The incidence rate and properties of galactic outflows in low-mass galaxies across 3 < z < 9

• Galactic coronae in Milky Way-like galaxies: the role of stellar feedback in gas accretion

• Strong gravitational lensing as a probe of dark matter

• Anisotropic strong lensing as a probe of dark matter self-interactions

• Standardized Luminosity of the Tip of the Red Giant Branch utilizing Multiple Fields in NGC 4258 and the CATs Algorithm

• Breaking degeneracies in the first galaxies with clustering              

3:00 pm, Monday, July 3, 2023 on Zoom and Price Place

Lead:  Carton

Social media:

3:00 pm, Monday, July 10, 2023 on Zoom and Price Place

Lead:  Kirsten

• Ghostly galaxies: accretion-dominated stellar systems in low-mass dark matter halos 

• Gaia EDR3 proper motions, energies, angular momenta of Milky Way dwarf galaxies: a recent infall to the Milky Way halo 

• A Dynamically Distinct Stellar Population in the Leading Arm of the Sagittarius Stream 

• Galaxies in voids assemble their stars slowly 

• The imprint of galaxy mergers on satellite planes in a cosmological contex

• On the origin of globular clusters in a hierarchical Universe

• VINTERGATAN-GM: How do mergers affect the satellite populations of MW-like galaxies?

• Ageing and Quenching through the ageing diagram II: physical characterization of galaxies

• Can cuspy dark matter dominated halos hold cored stellar mass distributions?

• Connection Between SDSS Galaxies and ELUCID Subhaloes in the Eye of Machine Learning      

• The chemical DNA of the Magellanic Clouds --II. High-resolution spectroscopy of the SMC globular clusters NGC 121, NGC 339 and NGC 419 

• Structure, Kinematics, and Observability of the Large Magellanic Cloud's Dynamical Friction Wake in Cold vs. Fuzzy Dark Matter

• Surface Brightness Fluctuations 

Social media:

3:00 pm, Monday, July 17, 2023 on Zoom and Price Place

Lead:  Ivan

• Ultra-Diffuse Galaxies (UDGs) with Hyper Suprime-Cam I: Revised Catalog of Coma Cluster UDGs

• Ages, metallicities and structure of stellar clusters in the Magellanic Bridge

• Galaxy Quenching with Mass Growth History of Galaxy Groups and Clusters: The Importance of Post-Processing

• EDGE: The direct link between mass growth history and the extended stellar haloes of the faintest dwarf galaxies    

Social media:

3:00 pm, Monday, July 24, 2023 on Zoom and Price Place

Lead:  Annika

Social media:

3:00 pm, Monday, July 31, 2023 on Zoom and Price Place

Lead:  Joy

• A model for GN-z11: top-heavy stellar initial mass functions in forming galactic nuclei and ultra-compact dwarfs

• Environmental effects on associations of dwarf galaxies

• The Magellanic Puzzle: origin of the periphery

• The nature of the X-ray sources in dwarf galaxies in nearby clusters from the KIWICS

• Internal kinematics of dwarf satellites of MW/M31-like galaxies in TNG50

• Evidence for low power radio jet-ISM interaction at 10 parsec in the dwarf AGN host NGC 4395 

Social media:

3:00 pm, Monday, Aug 29, 2022 on Zoom and Price Place

Lead: 

Social media:

1. The HI Gas Disk Thickness of the Ultra-diffuse Galaxy AGC 242019 

2. Flexible Models for Galaxy Star Formation Histories Both Shift and Scramble the Optical Color-M/L Relationship 

3. A New Discrete Dynamical Friction Estimator Based on N-body Simulations 

No Little Galaxies Monday, September 5, 2022 -- Labor Day

3:00 pm, Monday, September 12, 2022 on Zoom and Price Place

Lead: 

Social media:

Special Guest: Emily Charles (Surrey)

3:00 pm, Monday, January 23, 2023 on Zoom and Price Place

Lead: Charlie

Social media:

3:00 pm, Monday, January 30, 2023 on Zoom and Price Place

Lead: Joy

Social media:

3:00 pm, Monday, February 6, 2023 on Zoom and Price Place

Lead: Annika

Social media:

• The relationship between galaxy and halo sizes in the Illustris and IllustrisTNG simulations 

• Lensing constraints on ultradense dark matter halos 

• Extended neutral hydrogen filamentary network in NGC 2403 

• Cold gas disks in main-sequence galaxies at cosmic noon: Low turbulence, flat rotation curves, and disk-halo degeneracy 

3:00 pm, Monday, February 13, 2023 on Zoom and Price Place

Lead: Annika

Social media:

• Spectroscopic analysis of Milky Way outer halo satellites: Aquarius II and Bootes II 

• A Dwarf Galaxy Debris Stream Associated with Palomar 1 and the Anticenter Stream 

• A Comparison of the Baryonic Tully-Fisher Relation in MaNGA and IllustrisTNG 

• A candidate runaway supermassive black hole identified by shocks and star formation in its wake 

• Practical Guidance for Bayesian Inference in Astronomy 

• The 3D kinematics of stellar substructures in the periphery of the Large Magellanic Cloud 

• The impact of the Large Magellanic Cloud on dark matter direct detection signals 

3:00 pm, Monday, February 20, 2023 on Zoom and Price Place

Lead: Kirsten

Social media:

• Boosting galactic outflows with enhanced resolution 

• Evidence for globular clusters collapse after a dwarf-dwarf merger: A nuclear star-cluster in formation? 

• Supermassive black holes in UCDs formed from the nuclei of disrupted galaxies 

• morphofit: an automated galaxy structural parameters fitting package 

• The discovery of blue-cored dwarf early-type galaxies in isolated environments 

• The Isaac Newton Telescope Monitoring Survey of Local Group Dwarf Galaxies. VI. The Star Formation History and Dust Production in Andromeda IX 

• The Star Formation History and Dust Production in Andromeda IX 

• IC 5146 dark Streamer: is a first reliable candidate of edge collapse, hub-filament systems, and intertwined sub-filaments? 

• The Quest for the Missing Dust: II -- Two Orders of Magnitude of Evolution in the Dust-to-Gas Ratio Resolved Within Local Group Galaxies 

• HST viewing of spectacular star-forming trails behind ESO 137-001 

• The relation between morphology, star formation history, and environment in local universe galaxies 

• Relaxed blue ellipticals: accretion-driven stellar growth is a key evolutionary channel for low mass elliptical galaxies 

• Poisson Cluster Process Models for Detecting Ultra-Diffuse Galaxies 

• Intermediate-mass black holes: finding of episodic, large-scale and powerful jet activity in a dwarf galaxy 

• Study of structural parameters and systemic proper motion of Sextans dwarf spheroidal galaxy with Subaru Hyper Suprime-Cam data 

• The anisotropic distribution of the satellites in Milky-Way-like galaxy systems 

3:00 pm, Monday, February 27, 2023 on Zoom and Price Place

Lead: Charlie

• EDGE: The shape of dark matter haloes in the faintest galaxies

• SDSS-IV MaNGA: The effect of stellar mass and halo mass on the assembly histories of satellite galaxies

• Wet Compaction to a Blue Nugget: a Critical Phase in Galaxy Evolution

• Characterizing the Conditional Galaxy Property Distribution using Gaussian Mixture Models

• Dust Buried Compact Sources in the Dwarf Galaxy NGC 4449

• The pride of lions around Messier 105

• A lensed radio jet at milli-arcsecond resolution II: Constraints on fuzzy dark matter from an extended gravitational arc

• Star formation concentration as a tracer of environmental quenching in action: a study of the Eagle and C-Eagle simulations

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3:00 pm, Monday, March 6, 2023 on Zoom and Price Place

Lead: Annika

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NO LITTLE GALAXIES 3:00 pm, Monday, March 13, 2023 on Zoom and Price Place

Spring break!