XMM-Newton Takes Astronomers To A Black Hole’s Edge
May 29, 2009 | Source: Science Daily
Astronomers have probed closer than ever to a supermassive black hole estimated to have the mass of about 3 to 5 million solar masses, at the core of a distant active galaxy.
Illustration of a supermassive black hole at the center of galaxy 1H0707-495 (ESA; image by C. Carreau)