Space

Salty glaciers discovered in craters near Mercury's north pole may have the right conditions for extreme forms of life, new research suggests.

A distant comet trapped in orbit between Saturn and Uranus is accompanied by a transforming disk of icy dust, new observations reveal.

New research finds that solar storms vary in strength over surprisingly short distances, and the current network of sensors may not be enough to properly prepare for future outbursts.

Our best observations can't come up with a single answer for how quickly the universe is expanding. Maybe that's because our galaxy is at the center of a giant void.

A Russian spacecraft undocked from the International Space Station, only to burn up in Earth's atmosphere hours later as part of a routine waste disposal mission.

Outer space has a particular stench. But why?

Dec. 3, 2023: Our weekly roundup of the latest science in the news, as well as a few fascinating articles to keep you entertained.

The U.S. military's elusive X-37B space plane has postponed its next launch by three days. Based on the rocket its riding on, the secretive spacecraft is likely launching farther than ever before.

Chinese astronauts recently captured the first clear shot of the completed Tiangong space station as they were leaving the orbiting habitat to return to Earth.

Rarely seen orange auroras, which technically shouldn't exist, were recently photographed in the sky above Scotland after an explosive solar storm smashed into Earth.