The moon may still be geologically active, judging from the way the lunar far side is wrinkling as the moon contracts. At ...

The space agency's planetary science analysis groups must pause while NASA checks if they comply with Trump's orders.

Two gargantuan canyons on the moon were carved by a hailstorm of rocks — and that’s good news for future lunar astronauts.

Ariel’s medial grooves could provide important clues about the moon’s internal structure, particularly regarding the presence ...

In this episode of The Conversation Weekly, we speak with two people – a planetary scientist who studies the geology of the Moon, and a space lawyer who studies space policy and geopolitics – about ...

A Mars image shows a strange square formation. Some think it's artificial, but experts suggest natural causes.

According to a recent YouGov poll, 35% of Americans think Pluto is not a planet. But they are all wrong—kind of. To get to ...

Our Solar System, like a sneaky little hobbit, seems to have stuffed its pockets full of hidden oceans. Jupiter, Saturn, Uranus, and Neptune all have moons astronomers think might be harboring liquid ...

Vicky Hamilton, a planetary geologist with the Southwest Research Institute who chairs NASA's Mars Exploration Program Analysis Group, said in a memo to her committee that the group has stopped ...

Gaining insight could help understand the timing and process of life's emergence. A research team led by a Rutgers-New ...

After serving in the role on an interim basis since September, the internationally recognized geologist and geophysicist has ...