The potential discovery of life elsewhere is down to the unprecedented sensitivity of Nasa's James Webb Space Telescope.

Hubble’s 35‑year celebration brings a vibrant reimagining of the Sombrero Galaxy, revealing hidden dust lanes and far‑flung stars. This iconic “Mexican hat” quietly forms almost no new stars while ...

Explore 5 real images captured by NASA, revealing the mysterious and captivating appearance of black holes, offering a ...

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

Astronomers may have found the long-missing half of the universe's regular matter—and it appears to have been right under our ...

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!

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

In 2022, experts from the University of Amsterdam simulated a black hole event horizon to test Stephen Hawking's 1974 radiation theory.

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 ...

Researchers have spent the past few years watching a black hole re-awaken roughly 300 million light-years away from Earth. And what they’ve documented challenges prevailing theories about black hole ...