Data from Chandra X-ray telescope and James Webb Space Telescopes have revealed a black hole from 470 million years after the ...

On July 23, 1999, the space shuttle Columbia launched into orbit to deploy the Chandra X-ray Observatory. This space telescope can detect X-ray radiation emitted by things in the universe that are hot ...

See composites created using James Webb Space Telescope and Chandra X-ray Observatory imagery. A pair of galaxies, a nebula, ...

The center of our Milky Way galaxy is even more breathtaking when seen as a composite made of data from three space-based instruments sensitive to different wavelengths. NASA / CXC / UMass / D. Wand ...

NASA's James Webb Space Telescope (JWST) has produced a new image of the Bullet Cluster, which is a titanic collision between two individual galaxy clusters. The image, produced in conjunction with ...

Why it's so special: Galaxy clusters act as a magnifying lens, shining light on the faintest and most distant objects — a phenomenon known as gravitational lensing. On the rarest of occasions, galaxy ...

WASHINGTON (Reuters) -Astronomers have spotted a star acting unlike any other ever observed as it unleashes a curious combination of radio waves and X-rays, pegging it as an exotic member of a class ...

The cover of the September 4, 2000, issue shows NASA's Chandra X-Ray Observatory, which provided significant data during its initial year of operation, complementing astronomical observations in other ...