The galaxy cluster appears hotter and more mature than it should for its young age, challenging what we think we know about ...

Travel back 390 million years after the big bang to the ancient Maisie's Galaxy in this stunning 3D visualization that ...

Gas within the cluster, which existed merely 1.4 billion years after the Big Bang, is at least five times hotter than ...

Do all stars exist in galaxies, or do some exist in intergalactic space?Thomas GriffilthAtlantic City, New Jersey Nearly all ...

The discovery of thousands more galaxies with stars ringing their main disks could help astronomers study galactic evolution ...

Among a "field of galaxies;" the James Webb Space Telescope captured spiral galaxy LEDA 2046648, a billion light-years from ...

A team of international researchers, led by a University of British Columbia astrophysicist, has discovered a young galaxy ...

Webb reveals a bridge of stars linking two nearby dwarf galaxies, offering a look at how gravity reshapes galaxies and sparks ...

Astronomers combined data from NASA’s JWST and Chandra X-ray Observatory to create a stunning new image of two merging spiral ...

Scientists at the University of Missouri have identified a small group of unusual objects in the early universe. Using NASA's ...

After combing through NASA's James Webb Space Telescope's archive of sweeping extragalactic cosmic fields, a small team of ...

The Champagne Cluster is a rare and beautiful example of two galaxy clusters smashing together. Its festive name comes from ...