Researchers publish catalog of galaxies (Image 5)

Researchers publish catalog of galaxies (Image 5) 08/18/2017 01:08 PM EDT This galaxy is NGC 3615 and was identified as an elliptical galaxy by the Galaxy Zoo 2 project (Willett et al. 2013). Elliptical galaxies generally have smooth light profiles with no spiral arms. Most elliptical galaxies contain older stars and have less gas than their spiral counterparts. [Image ... This is an NSF Multimedia Gallery item.   Follow NSF:  This email was sent using GovDelivery Communications Cloud on behalf of: National Science Foundation Update · 4201 Wilson Boulevard · Arlington, VA 22230 · 703-292-5111