ScienceHubble spies tiny dwarf galaxy hiding supermassive black hole Astronomers have discovered a dwarf galaxy that ironically harbors a supermassive black hole in its center with mass equivalent to about 21 million suns or five times the mass of Sagittarius A, the Milky Way's black hole.by Rhodi Lee
ScienceHubble spots monstrous magnifying galaxy, allows scientists to see more distant galaxyby Sumit Passary