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 ...

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 ...

The Hubble Space Telescope has imaged a "200,000 light-year-long trail of newborn stars" that may have been left behind by a ...

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 ...

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

Astronomers have used space-based telescopes, including NASA's Swift X-ray observatory, to watch a monster black hole spring ...

Astronomers have reached deeper into the heart of a brilliant cosmic engine than ever before, using NASA’s Hubble Space ...

In the center of the Milky Way, the conditions are actually ideal for the formation of stars. Now there is a clue as to why ...