Mars ‘Curiosity’ Science Lab Quickly Points to Water Flows at Gale Crater

 

           Hi-curiosity-gale-crater-8col

 

The uniform size of the small gravel at the surface suggests material carried from the crater rim by water rather than debris blown out of nearby smaller impact craters. The wheel’s failure to dent the surface on landing shows the surface to be relatively hard.

The Daily Galaxy via Science Now

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