A fresh new crater in the center of an older crater basin is shown in this picture (FDS27459) of the surface of Mercury taken March 29, by Mariner 10.
Fresh Crater in Center of Older Crater Basin
From Nick Greene, About.com Guide
A fresh new crater in the center of an older crater basin is shown in this picture (FDS27459) of the surface of Mercury taken March 29, by Mariner 10.
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