The Chandra X-ray Telescope is investigating the habitability of exoplanets. NASA explains. Credit: NASA/CXC/A. Hobart ...

Astronomers have scoured decades-old data from NASA's Chandra X-ray Observatory ... Meanwhile, astronomers continue to stress ...

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

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

The black hole's voracious appetite, which has allowed it to pile on more than seven million solar masses in just 12 million ...

Astronomers revisited decades-old data from NASA’s Chandra X-ray Observatory, discovering bright, clumped “knots” in an ...

Wolk Chandra’s potential demise is especially galling to researchers because the telescope continues to operate normally and is capable of observations at resolutions no other X-ray observatory ...

Several members of Congress are seeking more details about the operation of NASA’s Chandra X-ray Observatory amid proposals for steep budget cuts.

Ars Technica has been separating the signal from the noise for over 25 years. With our unique combination of technical savvy and wide-ranging interest in the technological arts and sciences, Ars is ...

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

At the heart of our Milky Way galaxy lurks a supermassive black hole about four million times the mass of the sun, called ...

NASA’s Chandra spots unusual 'knots' in a nearby black hole jet. X-ray data shows bright knots in Centaurus A black hole’s ...