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

This unprecedented view of the Bullet Cluster provided by the James Webb Space Telescope and the Chandra X-ray Observatory ...

Here's everything to know about the James Webb Space Telescope, and what it captured on its three-year anniversary observing ...

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 ...

NASA's Chandra X-ray space telescope has captured a breathtaking image of the neighboring Andromeda galaxy, in a tribute to ...

The Chandra X-ray Center operates under the Harvard-Smithsonian Center for Astrophysics and is housed in Cambridge, Massachusetts. The initial Chandra Observatory projects included the Hubble ...

NASA's James Webb Space Telescope (JWST) has captured a new image of the titanic collision between two galaxy clusters, known ...

NASA’s Chandra X-ray Observatory has detected a massive X-ray jet from quasar J1610+1811, 11.6 billion light-years away. The jet travels at nearly the speed of light, illuminating black hole ...

These telescopes represent the cutting edge of astronomical discovery, probing the universe across the electromagnetic ...

Andromeda never looked as good as it does in a new image from the Chandra X-ray observatory and a range of powerful ...