(Phys.org) -- After spending 19 weeks working in one place while solar power was too low for driving during the Martian winter, NASA's Mars Exploration Rover Opportunity is on the move again. The winter worksite was on the ...
Space Exploration
May 17, 2012
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Under a partly cloudy sky overlooking grassy mesas, dozens of cylindrical instruments point toward the sun above the Colorado prairie.
Space Exploration
Nov 1, 2011
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This is an image of the meteorite that NASA's Mars Exploration Rover Opportunity found and examined in September 2010.
Space Exploration
Oct 6, 2010
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(PhysOrg.com) -- The list of remaining maneuvers being considered for extricating Spirit is becoming shorter.
Space Exploration
Jan 14, 2010
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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) -- Diagnostic tests were run on Spirit's right-rear wheel and right-front wheel on Sol 2013 (Dec. 12, 2009).
Space Exploration
Dec 15, 2009
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(PhysOrg.com) -- Spirit's right-rear wheel stalled again on Sol 2099 (Nov. 28, 2009) during the first step of a two-step extrication maneuver.
Space Exploration
Dec 2, 2009
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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) -- Because the first extrication drive for Spirit, on Sol 2088 (Nov. 17), stopped as soon as it began due to an exceeded tilt limit, the plan for an extrication drive on Sol 2090 (Nov. 19) will essentially be ...
Space Exploration
Nov 19, 2009
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(PhysOrg.com) -- Composition measurements by NASA's Mars Exploration Rover Opportunity confirm that this rock on the Martian surface is an iron-nickel meteorite.
Space Exploration
Aug 6, 2009
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