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 ...

Views of a massive galaxy cluster Abell 2256 have been captured by NASA’s Chandra X-ray Observatory, ESA’s XMM-Newton and ...

Astronomers have studied the globular cluster 47 Tucanae extensively, but still have many questions. It may have an ...

Is it possible to understand the Universe without understanding the largest structures that reside in it? In principle, not ...

According to a provocative new study, that might just be our cosmic address. This idea is meant to solve one of the biggest ...

A vast filament of gas stretching across the cosmos may help solve the mystery of the Universe’s missing matter. Astronomers ...

The highly inclined barred spiral M108 in Ursa Major is sometimes called the Surfboard Galaxy. It's not to be missed.

Two studies fill in gaps about the cosmos’s ordinary matter. One maps it all, even the “missing matter.” The other details one of its hiding spots.