A newly discovered radio halo, 10 billion light-years away, reveals that galaxy clusters in the early universe were already ...

Compact ruddy galaxies seen by the James Webb telescope confound astronomers. Having very little spin at birth may explain the galaxies’ small sizes.

Close stellar encounters could change the structure of our planetary system, potentially dooming Earth or other worlds to ...

Powered by the largest digital camera ever built, Rubin Observatory has taken its first images—millions of stars and galaxies ...

The updates are meant to highlight the program’s legacy with features to several key moments while looking toward the future.

"This is a unique opportunity to learn how the universe's first light emerged from the darkness." ...

Astronomy fans can zoom in practically forever into the stunning first images from the Vera C. Rubin Observatory ...

These are the first public images collected by the Chile-based observatory, which will begin a decade-long survey of the southern sky later this year.

NSF-DOE Rubin Observatory will capture more information about our universe than all optical telescopes throughout history ...

Scientists are peering into the universe's mysterious Cosmic Dawn using the faint whispers of hydrogen radio waves emitted ...

Using the James Webb Space Telescope (JWST), astronomers have peered deep into one of the Milky Way's most radiation-intense ...