Recent discovery may change our understanding of how black holes form and evolve
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The galaxy NGC 1277 as photographed by the Hubble Space Telescope
The black hole measures a staggering 17 billion solar-masses
NGC 1277 is embedded in the Perseus galaxy cluster, some 220 million light-years away
Article Summary
Astronomers from the University of Texas at Austin have measured the second-largest black hole ever discovered. It takes up some 14 percent of the galaxy's mass and may lead to an overhaul of theories regarding the formation and evolution of black holes.
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