Ionized Gas in Galaxies

Name this galaxy It's a well-known nearby system, that you see on posters every day.

(It's the central kpc or so of M31's bulge seen in the light of Hα!)

Publications

Bridge, J.S., Hayes, M., Melinder, J., Ostlin, G., Gronwall, C., Ciardullo, R., Atek, H., Cannon, J.M., Gronke, M., Guaita, L., Hagen, A., Herenz, E.C., Kunth, D., Laursen, P., Mas-Hesse, J.M., & Pardy, S.A. 2018, "The Lyα Reference Sample. VIII. Characterizing Lyα Scattering in Nearby Galaxies," Ap. J., 852, 9 [ADS Entry]

Devereux, N.A., Jacoby, G., & Ciardullo, R. 1995, "H-alpha and Far-Infrared Emission Within the Early Type Spiral Galaxy M81," A. J., 110, 1115 [ADS Entry]

McMillan, R., Ciardullo, R., & Jacoby, G.H. 1994, "Ionized Gas and Planetary Nebulae in the Bulge of the Blue S0 Galaxy NGC 5102," A. J., 108, 1610 [ADS Entry]

Ciardullo, R., Rubin, V.C., Jacoby, G.H., Ford, H.C., & Ford, W.K., Jr. 1988, "The Morphology of the Ionized Gas in M31's Bulge," A. J., 95, 438 [ADS Entry]

Ford, H.C., Dahari, O., Jacoby, G.H., Crane, P.C., & Ciardullo, R. 1986, "Bubbles and Braided Jets in Galaxies with Compact Radio Nuclei," Ap. J. (Letters), 311, L7 [ADS Entry]

Jacoby, G.H., Ford, H., & Ciardullo, R. 1985, "Ionized Gas in the Center of M31," Ap. J., 290, 136 [ADS Entry]