Space mining often sounds like a fast route to endless metals. In practice, the first question is simple: what are small ...

Evidence is mounting that the same basic chemistry that made Earth habitable is unfolding, or once unfolded, on Mars. From ...

Perseverance rover found a rock on Mars named Phippsaksla with so much iron and nickel that it could be a meteorite.

The discovery of exoplanet PSR J2322-2650b reveals how unusual other worlds can be. This exoplanet takes just 7.8 hours to ...

If nonliving materials can produce rich, organized mixtures of organic molecules, then the traditional signs we use to ...

Tucson is the epicenter of a meteorite hunt after a shower of space rocks landed north of the city Tuesday night. The event began at 7:11 p.m. with a window-rattling sonic boom, as a massive fireball ...

Supermoons happen a few times a year and come in groups, taking advantage of the sweet spot in the moon’s elliptical orbit.

Could a full moon or weather forecast hide views of the Quadrantids in 2026 in Florida? Here's everything to know about the ...