Science ❯ Geology

Planetary Formation

Solar System Impact Events Earth's Water Sources Earth History Heat Transfer Protoplanetary Disk Origin of Organic Molecules Earth's Core Giant Impact Hypothesis Solar System Development Earth's History Asteroids Radioactive Decay Planetesimals Lunar Evolution Magma Ocean Theory Volcanism Impact Processes Lunar Surface Features

Far-Side Moon Samples Link South Pole–Aitken Impact to Lunar Asymmetry

Isotopic measurements from Chang'e-6 samples indicate volatile loss from the South Pole–Aitken impact drove the Moon's hemispheric contrast.

Ryugu Samples Reveal Billion-Year-Late Liquid Water and a Far Wetter Parent Asteroid

Seismic Reanalysis Finds Mars’ Mantle Packed With Ancient Impact Debris

Georgia Meteorite Dated at 4.56 Billion Years, Heads for Official Naming