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 ...

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

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

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 dark matter pioneer Vera Rubin.

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 ...

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

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