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Test Rover Rolls In
After several days of preparing a sloped area of soft, fine soil to simulate Spirit's current sandtrap on Mars, the rover team drove a test rover into the material on June 30, 2009. >>
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The Mixing Begins
Rover team members mix materials to fill the testbed box. Once filled, the rover will be driven into the test area and set in place to mimic how the actual rover sits on Mars. >>
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Mars Team Digs in To Free Spirit
Mars team members have rolled up their sleeves and will be shaping a few tons of diatomaceous Earth and clay into an exact replica of the area where the Spirit rover is embedded on Mars. >>
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Mars Rover Yielding New Clues While Lodged in Martian Soil
NASA's Mars rover Spirit, lodged in Martian soil that is causing traction trouble, is taking advantage of the situation by learning more about the Red Planet's environmental history. >>
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The Rover Gets Strong-Armed
The Mars Science Laboratory rover will sport the biggest, toughest robotic arm the red planet's ever seen! This super-limb must lift 34 kilograms (almost 75 pounds) of instruments to reach out and test martian rocks and soil, which may hold clues about whether Mars could have supported life.
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'Curiosity,' Meet Clara
Twelve-year-old Clara Ma flew from Kansas to JPL to meet and sign the next rover that will zoom millions of miles to Mars. The trip is Clara's prize for winning an essay contest in which she named the rover "Curiosity."
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Mars Orbiter Resumes Science Observations
NASA's Mars Reconnaissance Orbiter is examining Mars again with its scientific instruments after successfully transitioning out of a precautionary standby mode triggered by an unexpected June 3 rebooting of its computer.
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Rebooting Resembles February Event
NASA's Mars Reconnaissance Orbiter is in safe mode and in communications with Earth after an unexpected rebooting of its computer Wednesday evening, June 3.
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Spirit Takes a Peek at Her Belly
A new image of Spirit's underbelly is helping engineers assess the rover's current state and plan her escape from soft soil.
Full Image and Caption
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NASA Selects Student's Entry as New Mars Rover Name
NASA's Mars Science Laboratory rover, has a new name, thanks to a sixth-grade student from Kansas. Twelve-year-old Clara Ma from the Sunflower Elementary school in Lenexa submitted the winning entry, "Curiosity."
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Related Video >>
Winning Student Essay >>
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NASA Scientists Find Evidence for Liquid Water on a Frozen Early Mars
NASA scientists modeled freezing conditions on Mars to test whether liquid water could have been present to form the surface features of the Martian landscape.
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NASA Rover Sees Variable Environmental History at Martian Crater
One of NASA's two Mars rovers has recorded a compelling saga of environmental changes that occurred over billions of years at a Martian crater.
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JPL Blog: Got Water?
A theme of Mars exploration is "Follow the Water," since understanding the history of water on our planetary neighbor will help us understand if there were environments favorable for life to occur and how climate has changed over time.
Read Full Blog
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Opportunity Photographs Her Underbelly
On Sol 1890 (May 18, 2009) the Opportunity rover used its microscopic imager camera to take a picture of its underside.
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Mars and Earth Activities Aim to Get Spirit Rolling Again
NASA's rover project team is using Spirit and other spacecraft at Mars to find a way for the rover to get dislodged from soft Martian ground. >>
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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. >>
Related Image Caption >>
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