Representation of the Hit-And-Run Asteroid Collision (IMAGE)
Caption
The proposed model describes a collision between Vesta, as the parent body of mesosiderites and HED meteorites, and a smaller planetesimal with a mass ratio of 0.1. The impact resulted in a major dent in Vesta's northern hemisphere, followed by debris accretion in the southern hemisphere, accounting for the thick crust observed by NASA's Dawn mission.
Credit
Makiko Haba
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