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 large international team of scientists observed a rare event in real time: a dramatic increase in radio emission and the ...

Recent discoveries by the James Webb Space Telescope reveal that supermassive black holes were present much earlier than ...

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

The universe's mysterious sideways black hole has ingested a star. Astronomers using NASA’s advanced techniques have ...

Astronomers found a massive black hole that spent ages in a "quiet" phase when everything around it in the early universe ...

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 ...

By looking at the spin of the black hole, you're essentially looking at the fossil record. For example, if a black hole from ...

Just over two years ago, observations from JWST had astronomers puzzled. Some galaxies were spotted that seemed to break our ...

In 2018, a galaxy about 270 million light-years away from Earth exhibited a major increase in activity. It quieted down again ...