The James Webb Space Telescope has captured a mid-infrared picture of Sagittarius A*, filling in a long-standing gap in ...

"Finding more supermassive black holes that are potentially hosting jets raises the question as to how these black holes grew ...

Strange x-ray pulses hint at a surprisingly long-lived white dwarf orbiting precariously close to a supermassive black hole ...

Active galactic nuclei are supermassive black holes at the center of certain galaxies. As matter falls into these black holes ...

An X-ray observatory used to study neutron stars is “back in the black” and a cosmic ray detector is ready for possible ...

Researchers found far more hidden black holes than previously known, indicating plenty of behemoths lurking in thick clouds ...

A mysterious black hole has started behaving even more strangely, scientists have said. The supermassive black hole has been ...

Regular pulses of X-ray radiation emanating from a supermassive black hole could be explained by a white dwarf star on the ...

The dense stellar remnant would, if confirmed, be the closest known object to any black hole, according to preliminary ...

The first black hole that astronomers observed "turning off" just turned back on, releasing jets of hot gas into the cosmos.

Since 2018, we've seen 1ES 1927+654 generate jets in real time and found it may have a lone white dwarf orbiting near the ...

A startling discovery made public in July that metallic rocks were apparently producing oxygen on the seabed of the Pacific ...