NASA Trapped Mars Rover Finds Evidence of Subsurface Water

Pasadena CA (JPL) Oct 29, 2010 The ground where NASA’s Mars Exploration Rover Spirit became stuck last year holds evidence that water, perhaps as snow melt, trickled into the subsurface fairly recently and on a continuing basis. Stratified soil layers with different compositions close to the surface led the rover science team to propose that thin films of water may have entered the ground from frost or snow. The s


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