NASA's Mars Exploration Rover Opportunity is nearing a location on Mars at which its driving distance will surpass the length of a marathon race.
Space Exploration
Feb 12, 2015
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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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(PhysOrg.com) -- On Sol 2095 (Tuesday, Nov. 24), Spirit performed a set of diagnostic actions related to a stall of the right-rear wheel on the previous drive, three days earlier.
Space Exploration
Nov 25, 2009
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(PhysOrg.com) -- 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.
Space Exploration
Jun 25, 2009
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(PhysOrg.com) -- Spirit's right-front wheel, which had stopped operating in March 2006, revolved with apparently normal motion during the first three of four driving segments on Sol 2117 (Wednesday, Dec. 16) but stopped early ...
Space Exploration
Dec 18, 2009
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(PhysOrg.com) -- NASA's Mars Exploration Rover Spirit resumed driving Saturday after engineers gained confidence from diagnostic activities earlier in the week evaluating how well the rover senses its orientation.
Space Exploration
Feb 3, 2009
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(PhysOrg.com) -- Loose soil piled against the northern edge of a low plateau called "Home Plate" has blocked NASA's Mars Exploration Rover Spirit from taking the shortest route toward its southward destinations for the upcoming ...
Space Exploration
Mar 5, 2009
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The Mars rover team is using a test rover at JPL to assess various extraction techniques that might get Spirit out of the loose soil of "Troy" on Mars.
Space Exploration
Jul 17, 2009
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(PhysOrg.com) -- NASA will begin transmitting commands to its Mars exploration rover Spirit on Monday as part of an escape plan to free the venerable robot from its Martian sand trap.
Space Exploration
Nov 12, 2009
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In the 10th year of a 90-day warranty, the Mars rover Opportunity begins its second decade of exploration and still traverses the oxidized terrain to answer crucial questions of cosmic exploration.
Space Exploration
Jan 20, 2014
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