Andromeda

How big is the biggest galaxy in the Universe?
comparison galaxies

If by big we mean physical dimension, the largest known galaxy is most likely IC1101. IC1101 is gargantuan even among galaxies; it’s a super elliptical galaxy with a diffuse stellar halo that to extends to at least 1.4 million light years. The Milky Way’s halo by comparison extends to about 100.000 lights years. In the picture we […]

9 March 2014