Science ❯ Geology ❯ Planetary Geology

Asteroid Geology

Dimorphos and Didymos Bennu Surface Composition Contact Binary Asteroids Geological Features Collisional Processes Cosmic Collisions Hydrothermal Processes Surface Characteristics Sample-Return Missions Impact Events

7 ARTICLES

4mo ago

Lucy Flyby Shows Peanut‑Shaped Asteroid Is Water‑Altered Fragment of Ancient Collision

New Science results reveal the object's bilobed shape, tumbling rotation, age and minerals while validating Lucy’s instruments ahead of its Trojan campaign.

6 ARTICLES

7mo ago

Cracks in Bennu’s Boulders Solve OSIRIS‑REx Thermal Mystery

9 ARTICLES

last yr.

OSIRIS-REx Samples Show Bennu’s Presolar Stardust, Interstellar Organics, and Faster-Than-Expected Weathering

4 ARTICLES

last yr.

Lucy Spacecraft Delivers First Full High-Resolution Images of Asteroid Donaldjohanson