Science ❯ Geology

Isotope Geochemistry

Elemental Composition Isotopic Analysis Element Composition Oxygen Isotopes Lead Isotopes Mass Spectrometry Lutetium-Hafnium System Sulfur Isotopes Planetary Composition Potassium Isotopes Cosmogenic Nuclides Lunar Geochemistry Mineral Analysis Lunar Isotopes Isotopic Composition Metal Isotopes Lunar Samples Lunar Geology Lead Isotope Decay Radiometric Dating

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.

Study Traces Moon-Maker Theia to the Inner Solar System

Science Study Points to Inner‑Solar‑System Origin for Moon‑Forming Impactor Theia

Sealed Apollo 17 Sample Reveals Exotic Sulfur Signature Unlike Earth’s

Ryugu Samples Reveal Late Flowing Water That Upends Asteroid Water Models