On Mars, as on Earth, sometimes things can take on an unusual appearance.
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NASA's Curiosity rover has, for the first time, used a drill carried at the end of its robotic arm to bore into a flat, veiny rock on Mars and collect a sample from its interior.
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NASA's Mars Atmosphere and Volatile EvolutioN (MAVEN) spacecraft is assembled and is undergoing environmental testing at Lockheed Martin Space Systems facilities, near Denver, Colo.
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NASA's Mars rover Curiosity has produced some rock powder with its drill as the last major test before the rover's first full drilling.
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NASA's Mars rover Curiosity used the hammering action of its drill on Feb. 2 as the second-to-last major test before the first full drilling to collect a sample of rock dust.
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NASA's Mars rover Curiosity has placed its drill onto a series of four locations on a Martian rock and pressed down on it with the rover's arm, in preparation for using the drill in coming days.
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Researchers using NASA's Mars Reconnaissance Orbiter see seasonal changes on far-northern Martian sand dunes caused by warming of a winter blanket of frozen carbon dioxide.
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NASA's Mars rover Curiosity has for the first time used the camera on its arm to take photos at night, illuminated by white lights and ultraviolet lights on the instrument.
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Though NASA's newer Mars rover has been capturing more attention recently, durable Opportunity remains hard at work after nine years of roving on the Red Planet.
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A NASA spacecraft is providing new evidence of a wet underground environment on Mars that adds to an increasingly complex picture of the Red Planet's early evolution.
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It's an all-American, once-every-four-years tradition: the inauguration of a president. On Monday, Jan. 21, the Red Planet will join the traditional red-white-and-blue pageantry when a life-size model of NASA's Mars rover Curiosity appears in the inaugural parade after President Barack Obama takes the oath of office.
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The people of NASA's Mars Science Laboratory mission have been named winners of a 2013 Space Foundation award for advancing exploration of space.
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NASA's Mars rover Curiosity is driving toward a flat rock with pale veins that may hold clues to a wet history on the Red Planet.
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NASA will host a media teleconference at 10 a.m. PST (1 p.m. EST) on Tuesday, Jan. 15, to provide an update about the Curiosity rover's mission to Mars' Gale Crater.
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NASA's Mars rover Curiosity has completed first-time use of a brush it carries to sweep dust off rocks.
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After imaging during the holidays, NASA's Mars rover Curiosity resumed driving Jan. 3 and pulled within arm's reach of a sinuous rock feature called "Snake River."
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