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 ...

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 ...

Galaxies like our Milky Way grew through cascading mergers of smaller galaxies that began billions of years ago. The ancient ...

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.

Two far-away galaxies have been described as “blood-soaked eyes” by NASA after the Hubble and James Webb Space telescopes captured an intriguing video of the two colliding galaxies. NASA says the ...

Astrophysicists have been exploring the mystery of UFOs—no, not the "little green men" ones, but a strange type of large galaxy dubbed "Ultra-red Flattened Objects." First discovered by University of ...

Astronomers have discovered mysterious 'UFO galaxies' that appear as red, glowing disc-shaped objects in the blackness of ...

One of the most interesting galaxies of the study, dubbed 41028 (the green oval at center), has an estimated stellar mass of just 2 million Suns — comparable to the masses of the largest star clusters ...

The moshing galaxies of Arp 105 dazzle in the Space Image of the Day Monday (March 10), which comes courtesy of Hubble.