When a supermassive black hole in a nearby galaxy suddenly brightened in X-rays, astronomers watched it do something they had ...

The European Space Agency said that the black hole inside the spiral galaxy NGC 3783 has the mass of 30 million suns.

In other words, the matter traveled at 20% the speed of light.

A novel "X-arithmetic" technique reveals how black holes shape the universe's largest structures.

NASA’s new X‑ray images reveal how supermassive black holes sculpt galaxy clusters. Jets, bubbles, and ripples reshape cosmic ...

James Webb Space Telescope confirms the first runaway supermassive black hole in the Cosmic Owl galaxy, observing its tail and bow shock, providing direct evidence of black hole ejection during galaxy ...

Most smaller galaxies may not have supermassive black holes in their centers, according to a recent study using NASA's Chandra X-ray Observatory. This contrasts with the common idea that nearly every ...

"This is a real gift for physicists as we confirm predictions made more than a century ago." ...

New Chandra X-ray study finds many dwarf galaxies may not host central massive black holes, challenging long-held assumptions about galaxy formation and black hole origins ...

Day 11 of the 2025 Space Telescope Advent Calendar ...

Astronomers have spotted the most massive known stellar black hole in the Milky Way galaxy after detecting an unusual wobble in space. The so-called "sleeping giant," named Gaia BH3, has a mass that ...

A team of astronomers including George Washington University physics Ph.D. student Eliza Neights recorded an extraordinary ...