1. Astronomy Page
(Chart below provided by I.O.T.A)
All astrophotos by D. Slauson - click each image to enlarge
Asteroid occultation, April, 2009. The resulting data from the collaborators revealed a profile of asteroid and previously-unknown multiplicity of the covered star. A paper appeared in the Journal of Double Star Observations, Oct., 2012
Great Cluster in Hercules, Messier 13, July, 2009
Planetary nebula Messier 27, July, 2009
Messier 15, July, 2009
Mars, November, 2005
A chart showing the motion of the asteroid (3) Juno across the sky in the constellation Hydra (The finest tick marks indicate motion in one hour intervals)
Saturn, June 6, 2016
The Crab Nebula, Messier 1
The edge-on spiral galaxy NGC 891 in Andromeda
NGC 2261 or "Hubble's Variable Nebula" in Monoceros
Nebula illuminated by the variable star R Monocerotis, shining at the southern tip of the nebula. Rapidly-moving dark patches in the nebula are caused by shadows from dark material orbiting the star
Messier 78 in Orion with other surrounding bright and dark nebulae
Short timescale (3-hour) light curve of dwarf nova V1159 Orionis. Large-scale undulations are due to the orbit of the binary components of this cataclysmic variable system
Waning crescent moon
Founded 1986