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Article: Bedrock in Mars' Gusev Crater Hints at Watery Past.
- Article from:
- Ascribe Higher Education News Service
- Article date:
- August 18, 2004
CopyrightCOPYRIGHT 2004 AScribe. This material is published under license from the publisher through the Gale Group, Farmington Hills, Michigan. All inquiries regarding rights should be directed to the Gale Group. (Hide copyright information)
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Byline: Jet Propulsion Laboratory
PASADENA, Calif., Aug. 18 (AScribe Newswire) -- Now that NASA's Mars Exploration Rover Spirit is finally examining bedrock in the "Columbia Hills," it is finding evidence that water thoroughly altered some rocks in Mars' Gusev Crater.
Spirit and its twin, Opportunity, completed successful three-month primary missions on Mars in April and are returning bonus results during extended missions. They remain in good health, though beginning to show signs of wear.
On Opportunity, a tool for exposing the insides of rocks stopped working Sunday, but engineers are optimistic that the most likely diagnosis is a problem ...