View Full Version : Astronomers Discover Medium-Sized Class of Black Holes

2009-Jul-01, 05:20 PM
It's the Goldilocks variety of black holes: not too big and not too small. The new*source HLX-1, *the light blue object to the top left of the galactic bulge, is the ambassador for a new class of black holes, more than 500 times the mass of the Sun. It lies on*the*periphery of the edge-on spiral galaxy [...]

More... (http://www.universetoday.com/2009/07/01/astronomers-discover-medium-sized-class-of-black-holes/)