GREENBELT, Md. – An international team of astronomers using NASA’s Swift satellite and the Japanese/U.S. Suzaku X-ray observatory has discovered a new class of active galactic nuclei (AGN). By now, ...

Galaxies brimming with stars and even evidence of supermassive black holes can be seen in stunning new photos unveiled by NASA captured by its James Webb Space Telescope. The collection depicts ...

NASA’s Chandra X-ray Observatory has found new populations of suspected mid-mass black holes in several starburst galaxies, where stars form and explode at an unusually high rate. Although a few of ...

The first photos of the James Webb Space Telescope were published two years ago. To celebrate the milestone, NASA released new photos of two galaxies affectionally called "The Penguin and the Egg" for ...

The James Webb Space Telescope’s first picture released to the public showed off thousands of galaxies. At first glance, the pinpoints of light shining in the blackness of space look like little stars ...

A glorious view of the galaxy cluster MACS0416. Credit: NASA / ESA / CSA / STScI / J. Diego (Instituto de Física de Cantabria, Spain) / J. D’Silva (U. Western Australia) / A. Koekemoer (STScI) / J.

Looking deep into the early universe with NASA's James Webb Space Telescope, astronomers have found something unprecedented: a galaxy with an odd light signature, which they attribute to its gas ...

An international team of astronomers announced the two earliest and most distant galaxies yet confirmed were detected by the James Webb Space Telescope. The two galaxies are believed to date back to ...

The James Webb Space Telescope (JWST) has captured what scientists believe is the most distant known galaxy, after observing what astronomers call a "Cosmic Dawn" for the past two years. NASA said in ...

Freelance writer Amanda C. Kooser covers gadgets and tech news with a twist for CNET. When not wallowing in weird gear and iPad apps for cats, she can be found tinkering with her 1956 DeSoto. Have you ...