A supermassive black hole dormant for decades has just awakened in a distant galaxy. This sudden activation provides a unique ...

Astronomers using the James Webb Space Telescope have found compelling evidence of a supermassive black hole at the heart of the Messier 83 galaxy. Webb's Mid-Infrared Instrument detected highly ...

While solitary black holes should be common, they are hard to find. The one in Sagittarius revealed itself when it passed in front of a dim background star, magnifying the star’s light and slowly ...

The quasi-periodic eruptions of X-rays from a black hole 300 million light-years away are unlike any researchers have ever ...

A supermassive black hole that scientists have nicknamed "Ansky" is now awake after a long dormant period, emitting powerful ...

A mysterious black hole in a distant galaxy just woke up after decades of silence—and it’s putting on a cosmic light show!