Big ice may explain Mars’ double-layer craters

Geologists from Brown University have developed a promising new explanation for a mysterious type of crater on the surface on Mars.

Hydrocarbon sand blurs Titan's features

Drifting sand is steadily filling the craters of Saturn's largest moon, Titan, making it look much younger than it is.

Grail probes reveal deep crack in moon

NASA's twin Grail probes have revealed the surface of the moon in unprecedented detail, showing unbelievably deep cracks, craters and tectonic structures.

Martian asteroid craters could be refuge for life

The best place to look for life on Mars and other planets could be the impact craters of asteroids.

Cassini images throw light on Saturnian moon

NASA's Cassini spacecraft has made its second-closest visit to Saturn's icy moon Helene, snapping details of its Saturn-facing side.

New moon map sheds light on Earth's early history

The moon was blitzed by two different sets of asteroids or comets in its youth, according to new results from NASA's Lunar Reconnaissance Orbiter (LRO) spacecraft.