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 ...

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

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

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

Scientists are relieved by the observatory’s stay of execution, but concerned that some budget cuts have gutted future research.

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

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

Using NASA's space-based Chandra X-ray Observatory and the retired Spitzer Space Telescope, astronomers have discovered "danger zones" for planets that are forming around young stars. The team ...

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

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