This supermassive black hole, several millions times bigger than our Sun, is thought to be more than 13 billion years old, or about 400 million years after the Big Bang...
One theory that tries to explain this glow attributes it to how the black hole devours dead stars and other material from the galaxy so voraciously—at five times the theoretical limit. Very early galaxies were extremely gas-rich, so they would have been like a buffet for black holes, said study co-author, Roberto Maiolino...
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