dec 032013
Anne's Image of the Day: Spiral Galaxy Messier 91

December 3, 2013 Messier 91, a barred spiral galaxy in Coma Berenices Image Credit: NOAO/AURA/NSF Messier 91 (also known as NGC 4548) is a barred spiral galaxy of some 85,000 light-years across, located about 63 million light-years away from the Earth in in the southern part of the constellation of Coma Berenices (Berenice’s Hair). It [continue reading]