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

The Cassiopeia A supernova remnant has been studied for over 2 million seconds since the Chandra mission began in 1999, with X-rays captured by Chandra (blue) and infrared data from Webb (orange, ...

A team of astronomers believe they have found a black hole in the early universe gobbling down matter at a rate of 40 times ...

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

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

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

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 ...

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

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 ...