Here's everything to know about the James Webb Space Telescope, and what it captured on its three-year anniversary observing the cosmos. To mark Webb's third year of operations, NASA shared an image ...

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

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

Scientists have discovered that the Universe could collapse in a phenomenon known as the “Big Crunch”. A recent cosmological model—developed by researchers at Cornell and Shanghai Jiao Tong—proposes ...

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

Using a combination of telescopes, astronomers have characterized the closest supernova linked to a fast X-ray transient. The ...

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 captured a new image of the titanic collision between two galaxy clusters, known ...

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 James Webb Space Telescope (JWST), launched in 2021, is currently the most powerful space observatory ever built.