Using the Australia Telescope Compact Array (ATCA) and Parkes 64-m telescope, an international team of astronomers has ...

The Multi Unit Spectroscopic Explorer (MUSE) instrument on ESO’s Very Large Telescope captured imagery of young star system ...

Researchers conducted the first-ever near-infrared analysis of an extragalactic recurrent nova and found it is one of the ...

Webb has two decades ahead of it, but it's already captured some stunning images. Here are 35 of our favorites.

In the grand puzzle of the cosmos, one question continues to defy easy answers: how fast is the universe expanding?

Photographer extraordinaire Don Pettit is about to return to Earth following a seven-month stay aboard the space station. Take a moment to enjoy his best work.

Researchers link two ancient mass extinctions to nearby supernova explosions, which may have damaged Earth's atmosphere and ...

Looking for a really big story, I naturally headed for "Galaxies in Collision." Bradley Whitmore of the Space Telescope Science Institute in Baltimore brought us up to speed. We've known for a ...