Researchers have spent the past few years watching a black hole re-awaken roughly 300 million light-years away from Earth.

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

A mysterious black hole in a distant galaxy just woke up after decades of silence—and it’s putting on a cosmic light show! ESA’s XMM-Newton and other X-ray telescopes are capturing massive bursts of ...

From bewildering dystopians to the return of USS Callister, here's what it feels like to navigate Black Mirror season 7 ...

The European Space Agency's XMM-Newton is playing a crucial role in investigating the longest and most energetic bursts of X-rays seen from a newly awakened black hole. Watching this strange behaviour ...

Scientists have observed a previously inactive supermassive black hole producing regular, powerful X-ray eruptions that ...

Astronomers have uncovered a spiral galaxy nearly a billion light-years away that hosts a supermassive black hole launching colossal jets of energy, something once thought possible only in elliptical ...