Science ❯ Geology

Planetary Formation

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

Study Finds Lunar Polar Ice Built Up Over Billions of Years

In-situ sampling now looks essential to learn whether usable ice exists.

New Experiments Suggest Earth’s Core Holds Nine to 45 Oceans’ Worth of Hydrogen

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

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