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A Shared Bombardment History

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.

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Disturbing Moons
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A Tale of Two Moons
This graphic shows the geologic time scale of asteroid Vesta derived from geologic mapping.
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Geological Time Scale of Vesta
Geological Time Scale of Vesta
Animations, interviews and mission b-roll available for download.
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This wide-angle image shows the south polar region of Saturn's moon Enceladus and outlines the area covered by the high-resolution mosaic combining data from the imaging science subsystem and compo...
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Saturn's D ring--the innermost of the planet's rings--sports an intriguing structure that appears to be a wavy, or "vertically corrugated," spiral. This continuously changing ring structure provide...
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Saturn Silhouette
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