Astronomers think there could be as many as 100 million black holes in our galaxy, most with a similar mass to our Sun, but they are not that easy to find. With no light able to escape them, black ...

Intriguingly, ultralight dark matter might be able to turn into photons (light) — and it's through this process that the ...

Most people know that black holes are kind of scary. Admittedly, that's true, but black holes are so much more than that.

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!

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

Astronomers are investigating the longest and most energetic bursts of X-rays seen from a newly awakened black hole. Watching this strange behavior unfold in real time offers a unique opportunity to ...

"This rare event provides an opportunity for astronomers to observe a black hole's behavior in real time," said astronomer ...

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

Ansky was first seen erupting in 2019, with bursts of X-ray light from February 2024. These repeated at almost regular ...

Although we know that supermassive black holes (millions of times the mass of our sun) lurk at the center of most galaxies, ...

Although we know that supermassive black holes (millions of times the mass of our Sun) lurk at the centre of most galaxies, their very nature makes ...