NASA Mars rover finds strong evidence of water
NASAs Opportunity Mars rover, which landed on the red planet nearly eight years ago, has discovered a mineral vein that was almost certainly deposited by water billions of years ago.
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"This is the single most powerful piece of evidence for liquid water at Mars that has been discovered by the Opportunity rover," Steve Squyres of Cornell University, Opportunity's principal investigator, told reporters here today during the 2011 winter meeting of the American Geophysical Union.
Glenn A. Walsh, Project Director,
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