Building a supermassive black hole in under a billion years
The merger of early galaxies could bring two supermassive black holes together. But how did they get so big in the first place? Jillian Bellovary, Fabio Governato Decades of astronomy have revealed that supermassive black holes, weighing up to billions of times the mass of the Sun, inhabit the centers of most galaxies, if not all of them. In some galaxies, these black holes power quasars, in which the energetic matter near the black hole emits copious amounts of light. This output has helped us spot quasars at great...
Published By: Ars Technica - Friday, 3 August, 2012
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