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Astronomers spot rare quasar pair in a merger, hinting at future black-hole crash
Less than a billion years after the Big Bang, two supermassive black holes were already gorging on gas inside the same ...
Astronomers studying the quasar ULAS J1120+0641 have found its supermassive black hole may be so large it disrupts the balance of its host galaxy. Located over 13 billion light-years away, the black ...
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