Scientists and engineers gathered Tuesday at NASA's Jet Propulsion Laboratory to remember the legacy of the hard-luck rover Spirit that came through in the end with geologic evidence that Mars was once a warm and wet place ...
Space Exploration
Jul 20, 2011
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(PhysOrg.com) -- NASA made its final attempt to uplink a command to the Spirit rover May 25. That afternoon, a group of us who work with the rovers at Cornell gathered at a bar to mourn. We drank sangria outside, soaking ...
Space Exploration
Jul 8, 2011
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Shortly after midnight, NASA sent one last plea to the rover Spirit, mired in a sand trap on the surface of Mars.
Space Exploration
May 24, 2011
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(PhysOrg.com) -- When NASA's Opportunity Mars rover uses an onboard navigation capability during backward drives, it leaves a distinctive pattern in the wheel tracks visible on the Martian ground.
Space Exploration
May 19, 2011
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The prospect of ever hearing from the stuck Mars rover Spirit is fading after it failed to respond to repeated calls from Earth.
Space Exploration
Mar 29, 2011
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(PhysOrg.com) -- Hopes for reviving NASA's Spirit Mars rover dimmed further with passage last week of the point at which the rover's locale received its maximum sunshine for the Martian year.
Space Exploration
Mar 21, 2011
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(PhysOrg.com) -- Nine months after last hearing from the Mars rover Spirit, NASA is stepping up efforts to regain communications with the rover before spring ends on southern Mars in mid-March.
Space Exploration
Jan 5, 2011
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The odometer on the Mars rover Spirit has been stuck at 4.8 miles for more than 1 1/2 years and has been incommunicado since March.
Space Exploration
Jan 2, 2011
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(PhysOrg.com) -- 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.
Space Exploration
Oct 28, 2010
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(PhysOrg.com) -- NASA mission controllers have not heard from the Mars Exploration Rover Spirit since March 22, and the rover is facing its toughest challenge yet -- trying to survive the harsh Martian winter.
Space Exploration
Jul 30, 2010
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