A Canadian-led team of researchers has discovered a 'baby' galaxy cluster in the early universe surrounded by gas far hotter ...

An inexplicably hot, fast-growing cluster of galaxies in the early universe has scientists questioning theories of galactic ...

When studying local galaxy cluster Abell 3667, Anthony Englert GS, a Ph.D. candidate in physics, noticed something unique. Connecting the brightest galaxies in two small clusters within Abell 3667 was ...

Artist’s impression of a forming galaxy cluster in the early universe: radio jets from active galaxies are embedded in a hot ...

Galaxy clusters are the most massive objects in the universe held together by gravity, containing up to several thousand individual galaxies and huge reservoirs of superheated, X-ray-emitting gas. The ...

George Abell's 1958 catalog, later expanded to 4,076 entries, provides a comprehensive list of galaxy clusters. Abell 2256, located in Ursa Minor, is a rich cluster containing over 500 galaxies, ...

A group of galaxies is plunging into the Coma galaxy cluster and leaving behind an enormous tail of superheated gas. Astronomers have confirmed this is the longest known tail behind a galaxy group and ...

Scientists have found evidence for a cosmic collision in the Perseus cluster, a group of thousands of galaxies not far from our own. When you purchase through links on our site, we may earn an ...