Map of Hydrated Minerals on Vesta
Photojournal: PIA16186
Source: NASA/JPL-Caltech/UCLA/INAF
Published: September 26, 2012

This map from NASA's Dawn mission indicates the presence of hydrated minerals on the giant asteroid Vesta about 30 degrees north latitude, in August 2011. At the time, it was winter in Vesta's northern hemisphere.


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