Early solar system

Space The Moon may have formed almost intact within hours of Theia smashing into Earth

Treating ancient Earth and Theia as solid geological bodies transforms simulations of the collision that may have created the Moon.

Space Chang’e-6 moon rocks reveal a 3.9-billion-year decline in asteroid impacts on the dark side of the Moon Joshua Shavit

Discoveries Rare meteorite points to a long-lost planet from our early solar system Joshua Shavit

Space Iron meteorites unlock secrets of the early solar system and Earth’s origin