NASA's Curiosity rover has made a groundbreaking discovery on Mars by uncovering pure sulfur crystals within a broken rock.

Scientists have identified a region on Mars that could support living organisms, potentially bringing us a step closer to ...

Readers discuss what one calls a “boom-or-bust precipitation cycle.” Also: Pete Hegseth’s mother’s accusation; what opera ...

In our search for exoplanets, we’ve found that many of them fall into certain types or categories, such as Hot Jupiters, ...

Venus, our closest planetary neighbor, is sometimes called Earth's twin based on their similar size and rocky composition.

Our sister planet is thought to have once been a habitable world, but a new study could change that narrative and alter the ...

One of the best outdoor projectors around, the Anker Nebula Mars 3, is on sale for Cyber Monday at $300 off its sticker price ...

The Philippine Mars will soon be leaving the Alberni Valley — the final Martin Mars waterbomber that has had a presence at ...

Dr. Dirk Schulze-Makuch believes his research into extremophiles in the Atacama could help NASA re-assess its search for ...

Curiosity has just finished the latest leg of its 12-year Mars mission and will now set out to explore miles of web-like ...

Made from faux Martian and lunar soil, a new sulfur-based compound could also lead to faster construction on Earth.

NPR's Ari Shapiro talks with Emily Kwong and Jessica Yung of Short Wave about ancient evidence of hot water on Mars, indigenous people's cultivation of hazelnuts, and an inauspicious fish sighting.