Sometimes I look at the Moon and realize how little I actually know about it—what it's made of and how it formed. In this ...

WASHINGTON — The moon is sometimes called "two-faced" because the surface of its side perpetually facing away from Earth looks so different than its side always facing our planet. And the differences ...

American geologist and astronaut Harrison Hagan Schmitt takes rock samples from the surface of the moon during America's last lunar landing mission of the 20th century, Apollo 17, December 1972.

Where did the moon’s magnetism go? Scientists have puzzled over this question for decades, ever since orbiting spacecraft picked up signs of a high magnetic field in lunar surface rocks. The moon ...

A 2.35-billion-year-old Moon rock that fell to Earth in Africa is rewriting what we know about lunar volcanism. This rare meteorite, studied by UK scientists and unveiled at a major geochemistry ...