A distant galaxy that lay quiet for decades has suddenly stirred, lighting up in dramatic bursts that have caught astronomers ...

A black hole jet from the Centaurus A galaxy is "hitting something along its path," that is baffling astronomers. The Chandra ...

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

Every big galaxy has a supermassive black hole at its center, but scientists are still trying to fully understand how these ...

"Thanks to the high resolution of our new images, we detected a faint structure on the northeast side of this supernova ...

A Michigan State University researcher saw X-rays coming from a black hole using the NASA Chandra X-Ray Observatory telescope. "Every large galaxy has a supermassive black hole, but the exact ...

Webb detected rare neon gas in M83. This may signal a hidden black hole, challenging the idea that the galaxy has only ...

Using the Australia Telescope Compact Array (ATCA) and Parkes 64-m telescope, an international team of astronomers has ...

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

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

In 2018 astronomers at MIT and elsewhere observed previously unseen behavior from a black hole known as 1ES 1927+654, which ...