Astronomers have made a truly mind-boggling discovery using the James Webb Space Telescope (JWST): a runaway black hole 10 ...

Leading X-ray space telescopes XMM-Newton and XRISM have spotted a never-seen-before blast from a supermassive black hole. In ...

New observations reveal that the relationship between ultraviolet and X-ray light in quasars has changed over billions of ...

In any other year, the supermassive black hole mentioned above would probably scoop the award for most striking outburst, but not in 2025. This year, that accolade goes to a flare designated ...

A supermassive black hole that’s 10 million times the mass of the Sun is hurtling through space, leaving a trail of gas ...

What could force a supermassive black hole (SMBH) out of its host galaxy? They can have hundreds of millions, even billions ...

Three merging galaxies host three active black holes, offering rare insight into galaxy and black hole growth.

APM 08279-5255 is a massive black hole (quasar) that contains about 140 trillion times the amount in all of Earth’s oceans ...

Every now and again, a stellar object is caught zooming across space like a white rabbit, extremely late for a very important date.

Astronomers have confirmed the first known triple system in which all three galaxies host actively feeding, radio-bright ...

A new study on some 1,600 galaxies based on data from the Chandra X-ray Observatory reveals that many small galaxies do not ...

A monstrous black hole in a distant galaxy has earned itself a nickname worthy of a science-fiction horror movie for its gluttonous feasting on any stars that dare get near. Meet "Space Jaws." NASA ...