Scientists investigated microbial movement as a potential biosignature for detecting life on Mars and beyond, offering a ...

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.

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

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

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 ...

The Sun sets differently on Mars. Part of that is due to its distance from the star (an average of 142 million miles versus ...

Although the occurrence climaxed on Jan. 21 with a conjunction—close alignment—of Saturn and Mercury, the planetary parade ...

Russia's state-owned Rosatom announced a prototype plasma engine which could speed up travel to other planets.

A supposed square structure spotted on Mars sparked speculation about alien archeological sites on the red planet. It's a fun ...