Researchers have spent the past few years watching a black hole re-awaken roughly 300 million light-years away from Earth.

Astronomers have used space-based telescopes, including NASA's Swift X-ray observatory, to watch a monster black hole spring ...

Learn why a black hole is becoming active and why experts still can't explain the source of its regular, periodic pattern of ...

"This rare event provides an opportunity for astronomers to observe a black hole's behavior in real time," said astronomer ...

Although we know that supermassive black holes (millions of times the mass of our sun) lurk at the center of most galaxies, ...

A supermassive black hole, which remained previously inactive, was seen erupting with the longest and most powerful X-ray ...

Astronomers are investigating the longest and most energetic bursts of X-rays seen from a newly awakened black hole. Watching this strange behavior unfold in real time offers a unique opportunity to ...

A Michigan State University researcher saw X-rays coming from a black hole using the NASA Chandra X-Ray Observatory telescope ...

Scientists have observed a previously inactive supermassive black hole producing regular, powerful X-ray eruptions that ...

Ansky was first seen erupting in 2019, with bursts of X-ray light from February 2024. These repeated at almost regular ...

Whether a galactic environment has the right conditions for habitable planets to form could depend on how the black hole in ...

A new study of 263 galaxies has provided fresh evidence to support a theory that our universe is the interior of a black hole ...