NASA's James Webb Space Telescope (JWST) has produced a new image of the Bullet Cluster, which is a titanic collision between ...

Because it doesn't interreact with light or electromagnetism, dark matter exists to us only through its influence on visible ...

The Chandra X-Ray Observatory is a NASA telescope that looks at black holes, quasars, supernovas, and the like – all sources of high energy in the universe.

Launched aboard the Space Shuttle Columbia in July of 1999, the Chandra X-ray Observatory is the most capable space telescope of its kind. As of this writing, the spacecraft is in good health and i… ...

The Chandra X-ray Observatory marked its 25th anniversary with a release of never-before-seen images. But budget cuts may cause the observatory’s days to be numbered.

The Chandra X-ray Observatory, one of four great space telescopes NASA launched in the 1990s, revolutionized our understanding of the universe from the moment it first began recording X-rays ...

Tuesday marked the 25th anniversary of the Chandra X-ray Observatory launch, which sent the most powerful X-ray telescope created into space. However, this anniversary is a bittersweet one.

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

NASA is facing a tight budget and wants to wrap up the Chandra X-ray Observatory, but astronomers don't want to see the 25-year-old X-ray space telescope mission go.

NASA's 19-year-old Chandra X-ray Observatory has been returned to its normal pointing mode after a data glitch forced a five-day outage, NASA says.

NASA’s 19-year-old Chandra X-ray Observatory has been returned to its normal pointing mode after a data glitch forced a five-day outage, NASA said today.

The Chandra X-ray Observatory marked its 25th anniversary with a release of never-before-seen images. But budget cuts may cause the observatory’s days to be numbered.