The Wolf Moon will reach its peak fullness at 5:27 p.m. Eastern Time on January 13. It will rise in the sky about an hour ...

Phobos is the larger and innermost of Mars' two moons, and it's a fascinating celestial body. It's small, irregularly shaped, and orbiting just about 6,000 kilometers above the surface of the Red ...

THIS ARTICLE IS republished from The Conversation under a Creative Commons license. The Artemis program has been NASA’s best chance to get “boots on the moon” again. But with the new US administration ...

The results of Hera's flyby could ultimately tell us whether Deimos is a captured asteroid or made from debris from a giant impact on Mars. Europe's Hera mission, on its way to the Didymos–Dimorphos ...

Theia, the world that helped form the Moon, came from the Solar System. Chemical clues in Earth and Moon rocks reveal this ...

This month’s stargazing agenda brims with planet sightings. We have planet pairings, moon-planet hangouts, and a special treat to end the month: several evenings with all seven of our space neighbors ...

Red Planet Day reminds us how a single spacecraft, Mariner 4, transformed humanity's understanding of Mars and opened a new ...

Researchers have documented 55 instances of "mini lightning" over two Martian years by eavesdropping on the whirling wind ...