Chandra finds nearest pair of supermassive black holes
Wednesday, August 31, 2011 - 14:30
in Astronomy & Space
(PhysOrg.com) -- Astronomers have used NASA's Chandra X-ray Observatory to discover the first pair of supermassive black holes in a spiral galaxy similar to the Milky Way. At a distance of 160 million light years, it is also the nearest known pair of supermassive black holes.