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Crater Chains on Regolith

Crater Chains on Regolith
Photojournal: PIA15787
Source: NASA/JPL-Caltech/UCLA/MPS/DLR/IDA
Published: May 31, 2012
This image from NASA's Dawn spacecraft of asteroid Vesta shows chains of craters on an undulating surface probably formed of fine-grained debris, called regolith, which was ejected from large impact craters as they formed nearby.

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