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NASA Mars Rover Opportunity Ascends to Level Ground
NASA's Mars Exploration Rover Opportunity has climbed out of the large crater that it had been examining from the inside since last September.
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NASA's Mars Rover Opportunity Climbing out of Crater
NASA's Mars Exploration rover Opportunity is heading back out to the Red Planet's surrounding plains nearly a year after descending into a large Martian crater to examine exposed ancient rock layers.
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A Tribute to Mars Exploration
As Americans celebrate Labor Day 2008, six flags stand in silent salute to the U.S. workforce on Mars. Three of the flags are on spacecraft still exploring Mars.
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Shoulder Motor Balks on Opportunity's Robotic Arm
A small motor in the robotic arm of NASA's Mars Exploration Rover Opportunity that began stalling occasionally more than two years ago has become more troublesome recently.
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Mars Rovers Sharpen Questions About Livable Conditions
Like salt used as a preservative, high concentrations of dissolved minerals in the wet, early-Mars environment known from discoveries by NASA's Opportunity rover may have thwarted any microbes from developing or surviving.
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Astronomers Monitor Asteroid to Pass Near Mars
Updated: Jan 9, 2008
As expected, scientists at JPL's Near-Earth Object Office have further refined the trajectory estimate for asteroid 2007 WD5 and ruled out any possibility of a Mars impact on Jan.
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Alignment on December 24, 2007
This is a special day that happens only every 26 months when Earth is exactly between the Sun and Mars. Find out more about opposition and experiment with Mars and Earth in their orbits.
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Software Helps Mars Rovers Find Winter Havens
Spirit Gets Help for Finding a Winter Haven New software is helping the rover team find safe places for Spirit to ride out future Martian winters and places for future explorations by both Mars rovers.
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Mars Rover Investigates Signs of Steamy Martian Past
Researchers using NASA's twin Mars rovers are sorting out two possible origins for one of Spirit's most important discoveries, while also getting Spirit to a favorable spot for surviving the next Martian winter
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NASA Extends Operations for Its Long-Lived Mars Rovers
NASA is extending, for a fifth time, the activities of the Mars Exploration Rovers, Spirit and Opportunity.
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