Engineers continue crab-driving a test rover at JPL in an effort to plan how to dislodge Spirit from loose sand on Mars.
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JPL engineers are trying out maneuvers with a test rover on Earth, to plan an escape on Mars for Spirit.
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Rover Project Manager John Callas explains how getting a test rover stuck in a sandbox on Earth may help get Spirit out of a predicament on Mars.
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While the Spirit rover is embedded on Mars, engineers are working to create a 'Mars-scape' on Earth to test an escape plan.
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Being a rover on Mars , one can encounter trying times and triumph. Spirit and Opportunity are currently experiencing both.
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NASA's Mars Reconnaissance Orbiter gives us an unprecedented bird's-eye view of the Red Planet.
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The High Resolution Imaging Science Experiment in orbit around Mars has examined many possible landing sites for the 2009 Mars Science Laboratory rover, including the Nili Fossae area seen here.
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This animation demonstrates how the rover will enter, descend and land on the surface of Mars.
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Internships at JPL helped one woman build her career as a software engineer working on robotics.
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Take a behind-the-scenes tour of the Clean Room at NASA's Jet Propulsion Laboratory and see the construction of NASA's next mission to Mars.
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Did Mars once have an environment capable of supporting life? NASA's next rover will further unravel that mystery.
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Both rovers have had a little trouble recently, but now they're both back on the road and driving again.
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NASA's Spirit rover has faced several challenges over the past five years but it's always been "the little rover that could."
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Opportunity landed near a geological treasure trove on Mars – and that was just the beginning of the rover's discoveries.
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Astronaut E. Michael Finke, commander of the Expedition 18 crew currently aboard the International Space Station, has sent a congratulatory video message to NASA's Mars Exploration Rover team in honor of the rovers’ fifth anniversary.
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NASA scientists have discovered methane on Mars. Scientists are not yet sure what is creating this gas, but the explanation could be biological or geological.
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In January, JPL will celebrate the fifth anniversary of Spirit and Opportunity landing on Mars, and the twin rovers will continue with their newest adventures.
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NASA wants your help to name its next rover to Mars.
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Spirit is talking again, after a dust storm put her in a vulnerable state. Engineers hope her energy will continue to improve.
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After a picture-perfect landing, the Phoenix Mars Lander returned unprecedented views and new findings from Mars’ north polar region.
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