A Shared Bombardment History
Photojournal: PIA16841
Source: NASA/GSFC/ASU/JPL-Caltech/UCLA/MPS/DLR/IDA
Published: March 25, 2013

Studying meteorites from the asteroid Vesta helps scientists understand the event known as the 'lunar cataclysm,' when a repositioning of the gas giant planets destabilized a portion of the asteroid belt and triggered a solar-system-wide bombardment.

ENLARGE

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