In 2018, astronomers observed that the corona of 1ES 1927+654, an actively accreting, 1.4-million-solar-mass black hole located in a galaxy around 270 million light-years away, suddenly disappeared, before reassembling months later.
The post XMM-Newton Detects Mysterious X-Ray Oscillations in Supermassive Black Hole appeared first on Sci.News: Breaking Science News… » …
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