NASA sent a valentine to space lovers on social media this week posting images of heart shapes found on Mars. The pictures ...

The iridescent cloud reveals new clues about ice formation in the Martian atmosphere (no little green men, sorry).

A laser-engraved, intricately decorated dial with an unusual arrangement proves there is more than one type of ...

NASA researchers have identified geological structures on Mars that are unlike anything found on Earth. From spider-like ...

Mars, Venus, Jupiter and Saturn should be visible to the naked eye, but with a telescope you can spot Neptune and Uranus.

Explore Ceres, the largest asteroid in our solar system, and discover its remarkable ancient ocean and ice-rich crust.

Valentine’s Day is upon us. Whether you’re hitched, on Hinge, poly, curious or conscientiously abstaining, love is in the air ...

NASA’s Curiosity rover captured stunning images of Martian twilight clouds, revealing iridescent dry ice formations on Mars.

NASA’s Curiosity rover has captured breathtaking images of red and green-tinted clouds drifting across the Martian sky. These ...

Scientists say the threat of a newly discovered asteroid has risen slightly in the past few weeks as the world's telescopes rush to track its course ...

From the daily newsletter: a doctor goes to Mars. Plus: investigating celebrity yearbooks; Merve Emre on friendship books; ...

Scientists are cataloging and analyzing the first samples collected by NASA's Perseverance rover while the agency weighs its ...