Science ❯ Planetary Science

Impact Events

Asteroid Impact Risk Risk Assessment Asteroid Impacts Meteorites Debris Analysis Ejecta Analysis Tsunami Formation Lunar Impacts Global Catastrophe

Apollo Soil Study Finds Meteorites Supplied Only a Small Share of Earth’s Water

Triple-oxygen isotope fingerprints in Apollo regolith isolate impactor material to set limits that Artemis-era samples can refine.

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

DART Ejecta Analysis Reveals Boulder Clusters Could Tilt Dimorphos’s Orbit