Science ❯ Geology

Isotope Geochemistry

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

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