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

A massive black hole at the heart of a galaxy in the Virgo constellation is waking up, shooting out intense X-ray flares at ...

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

A previously dormant supermassive black hole in the galaxy SDSS1335+0728, located roughly 300 million light-years from Earth, ...

The black hole at the heart of galaxy SDSS1335+0728, located 300 million light-years away, was quiet for decades as it ...

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

A mysterious black hole in a distant galaxy just woke up after decades of silence—and it’s putting on a cosmic light show!

Scientists had thought that quasi-periodic eruptions kick off when an object such as a star or small black hole wanders a bit ...

What can astronomers learn from observing black holes that suddenly wake up? This is what a recent study published in Nature ...

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

Black holes power some of the most energetic phenomena in the known universe, but could they ever power an advanced human ...

But the black hole we all feasted our eyes on a year ago ... lead author of the research published in Astronomy & Astrophysics, said in a statement. “Here, where we expected to find the region ...