Strange x-ray pulses hint at a surprisingly long-lived white dwarf orbiting precariously close to a supermassive black hole ...
International teams of astronomers monitoring a supermassive black hole in the heart of a distant galaxy have detected ...
A distant supermassive black hole, the mysterious 1ES 1927+654, emits X-ray pulses unlike anything previously recorded, which ...
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From new perspectives on the early universe to illuminating the extreme environment near a black hole, discoveries from NASA ...
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