Space & Physics

A new paper shows AI emerging as a tool that helps scientists test ideas, navigate literature and refine experiments

New work pinpoints the origins of the planet Theia, whose ancient collision with Earth likely produced the moon

A machine-learning breakthrough could lift the veil on Earth’s early history—and supercharge the search for alien life

The moss Physcomitrium patens joins tardigrades and thale-cress as a species that has survived in space

NASA spacecraft across the inner solar system captured new views of Comet 3I/ATLAS—the third known interstellar object

Although these findings from JWST are yet to be confirmed, they mark the closest astronomers have come to locating the universe’s most ancient stars

The sun’s current 11-year activity cycle has already peaked—but extreme outbursts from our star may still be in store

NASA spent years and billions of dollars collecting Martian samples to bring home. Now they might be stranded

A thin crescent moon and dark skies could give watchers a clear view of this astronomical event

Black holes and quantum mechanics present a paradox about the preservation of information

Quark-gluon plasma, a bizarre state of matter that mimics the early cosmos, is the hottest thing ever made on Earth

NASA’s presumptive next leader wants to outsource more of the space agency’s interplanetary science. The newly launched ESCAPADE mission to Mars offers a sanity check for those plans