Space & Physics

This planet triggers flares on its star—spelling its ultimate doom

Launching in 2028, China’s Tianwen-3 Mars sample return mission could bring Red Planet rocks back to Earth as early as 2031—years ahead of competing U.S.-European efforts

To achieve its ambitious plans for missions to the moon and beyond, Russia needs other spacefaring nations as partners. But the war in Ukraine is making that help increasingly hard to find

Astronomers have never had this much data available this quickly before

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

Recent observations have revealed carbon monoxide venting from the largest comet ever seen, providing clues about its origins in the mysterious depths of the outer solar system

Later this year a tiny rover will carry out an unusual lunar task

Claims that an asteroid or comet airburst destroyed the biblical Sodom captured the public’s imagination. Its retraction shows that scientific conclusions aren’t decided by majority rule in the public square

Nuclear policy specialist David Albright explains how his organization is monitoring for damage to nuclear sites following U.S. and Israeli strikes

Inspired by superconductivity, a strange new theory that seeks to explain dark matter might explain dark energy, too

This explorer spacecraft is heading to a rare asteroid with a naked metal core. It could hold clues to how Earth began

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