The Chandra X-ray Observatory was launched on July 23, 1999 aboard Space Shuttle Columbia. See 25 'never-before-seen' images ...

Chandra X-ray Observatory observations of the Perseus galaxy cluster black hole and M87's jet have been turned into sound by ...

There are monstrous objects at the heart of every large galaxy — black holes that are millions or even billions of times more ...

This low-mass supermassive black hole, spotted with NASA’s James Webb Space Telescope and the Chandra X-ray Observatory, ...

This illustration shows a red, early-universe dwarf galaxy that hosts a rapidly feeding black hole at its center. Using data ...

Using NASA’s Chandra X-ray Observatory, a team of astronomers has discovered lumps of particles within a black hole jet in ...

Here’s how it works. Astronomers have scoured decades-old data from NASA's Chandra X-ray Observatory, finding bright, lumpy ...

Scientists have found the "hungriest" black hole that is "feasting" on matter faster than experts previously thought possible ...

A team of U.S. astronomers discovered a supermassive black hole that is consuming matter at a phenomenal rate—40x the ...

As we gaze into the universe, we've discovered most galaxies have a supermassive black hole lurking near the center.

Sixteenth century Danish astronomer Tycho Brahe laid the framework for modern cosmology without ever using a telescope.

A recently shared image of a distant galaxy surrounded by three concentric rings challenges our understanding of galactic ...