When two enormous black holes collide in deep space, they send shockwaves rippling across the universe. These shockwaves, called gravitational waves, bend and stretch the fabric of space itself.

A supermassive black hole that scientists have nicknamed "Ansky" is now awake after a long dormant period, emitting powerful ...

Primordial black holes are the earliest black holes thought to exist, and they vanished almost as fast as they came into ...

Ansky, a once-dormant black hole, is now emitting powerful X-ray bursts, giving scientists a rare chance to study its ...

This artist’s impression illustrates the mechanism that could be at the origin of the powerful bursts of X-ray light seen from a newly awakened black hole named Ansky. ESA; ACKNOWLEDGEMENTS: ATG ...

“This rare event provides an opportunity for astronomers to observe a black hole’s behavior in real time, using X-ray space telescopes XMM-Newton and NASA’s NICER, Chandra and Swift,” said Dr. Lorena ...

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

When you buy through links on our articles, Future and its syndication partners may earn a commission. Credit: ESO/C. Marconcini et al. A distant galaxy is home to a ravenous supermassive black ...

The US space agency has outlined some of the most ... Also known as supermassive black holes, these cosmic monsters can be millions to billions of times more massive than our Sun.