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

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

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

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

A recent cosmic discovery reveals a black hole tearing apart one star and hurling its remains at another. This event links ...

An ancient black hole near the galactic center is consuming matter at over 40 times the theoretical limit, raising questions ...

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

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

New research from NASA's Chandra X-ray Observatory uncovers fast-moving knots in black hole jets, highlighting differences in ...

Using NASA's space-based Chandra X-ray Observatory and the retired Spitzer Space Telescope, astronomers have discovered ...

Astronomers continue to stress the value of X-ray science as NASA's flagship Chandra X-ray telescope remains on the chopping ...

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