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Soft Ground Puts Spirit in Danger Despite Gain in Daily Energy
The five wheels that still rotate on NASA's Mars Exploration Rover Spirit have been slipping severely in soft soil during recent attempts to drive, sinking the wheels about halfway into the ground. >>
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Productive Mars Camera Team Accelerates Releases
Camera-team members are now posting tens of thousands of new image products each month from the high-resolution camera on NASA's Mars Reconnaissance Orbiter.
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NASA Selects JPL Experiment for European Mars Mission
An investigation selected by NASA will help researchers dissect the internal structure of Mars by analyzing variations in the planet's rotation of Mars. William Folkner of NASA's Jet Propulsion Laboratory is the principal investigator for this project.
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Spirit Slipping in Soft Ground
NASA's Mars Exploration Rover Spirit slipped in soft ground during short backward drives on the 1,886th and 1,889th Martian days, or sols, of the rover's mission on Mars.
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Parachute During Tests for Mars Science Laboratory
Testing during March and April 2009 inside the world's largest wind tunnel, at NASA Ames Research Center, Moffett Field, Calif., qualified the parachute for NASA's next Mars rover.
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Spirit Resumes Driving While Analysis of Problem Behaviors Continues
NASA's Mars Exploration Rover Spirit drove on Thursday for the first time since April 8.
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Team Continues Analyzing Spirit Computer Reboots and Amnesia Events
After three days of completing Earth-commanded activities without incident last week, Spirit had a bout of temporary amnesia, April 17, and rebooted its computer , April 18, behavior similar to events about a week earlier.
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Mars Science Laboratory Parachute Qualification Testing
The parachute for NASA's Mars Science Laboratory passed flight-qualification testing in March and April 2009 inside the world's largest wind tunnel, at NASA Ames Research Center, Moffett Field, Calif.
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Mars Spacecraft Teams on Alert for Dust-Storm Season
Heading into a period of the Martian year prone to major dust storms, the team operating NASA's twin Mars rovers is taking advantage of eye-in-the-sky weather reports.
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Spirit Healthy but Computer Reboots Raise Concerns
The team operating NASA's Mars Exploration Rover Spirit is examining data received from Spirit in recent days to diagnose why the rover apparently rebooted its computer at least twice over the April 11-12 weekend.
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Heavy Duty Trust Building
Trust--it's vital for each step of the Mars Science Laboratory mission. Engineers must trust each other and all the tests they've done while building the rover.
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HiRISE Sees Signs of an Unearthly Spring
New images from the UA-led HiRISE experiment detail patterns of dust carried by gas from beneath the seasonal ice cap. >>
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One Mars Rover Sees a Distant Goal; The Other Takes a New Route
On a plain that stretches for miles in every direction, Opportunity has caught a first glimpse on the horizon of the uplifted rim of the big crater that has been Opportunity's long-term destination for six months.
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