Andromeda: My God, It's Full of Black Holes

The central region of the Andromeda galaxy is chock-full of black holes, according to extensive observations with NASA's Chandra X-ray Observatory. Continue reading →

June 13, 2013
1:23 AM EDT
26 new black hole candidates have been identified within the center of the Andromeda galaxy (M31)
Chandra x-ray observations of M31′s core noting newly-discovered black holes (NASA/CXC/SAO/R.Barnard, Z.Lee et al.)