(PhysOrg.com) -- An afternoon whirlwind on Mars lofts a twisting column of dust more than half a mile (800 meters) high in an image from the High Resolution Imaging Science Experiment (HiRISE) camera on NASA's Mars Reconnaissance ...
Space Exploration
Mar 8, 2012
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In a rough-and-tumble wonderland of plunging canyons and towering buttes, some of the still-raw bluffs are lined with soaring, six-sided stone columns so orderly and trim, they could almost pass as relics of a colossal temple. ...
Space Exploration
Feb 16, 2012
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(PhysOrg.com) -- The High Resolution Imaging Science Experiment (HiRISE) camera on NASA's Mars Reconnaissance Orbiter recorded a scene on Jan. 29, 2012, that includes the first color image from orbit showing the three-petal ...
Space Exploration
Feb 9, 2012
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(PhysOrg.com) -- Some images of stark Martian landscapes provide visual appeal beyond their science value, including a recent scene of wind-sculpted features from the High Resolution Imaging Science Experiment (HiRISE) camera ...
Space Exploration
Jan 26, 2012
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(PhysOrg.com) -- Dust avalanches around impact craters on Mars appear to be the result of the shock wave preceding the actual impact, according to a study led by an undergraduate student at the UA.
Space Exploration
Dec 16, 2011
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In a remarkable discovery, images taken over the past five years by the High Resolution Imaging Science Experiment (HiRISE) camera aboard NASA’s Mars Reconnaissance Orbiter, which circles Mars to photograph the planet, ...
Space Exploration
Oct 7, 2011
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(PhysOrg.com) -- Operators of NASA's Mars Reconnaissance Orbiter are resuming use of the mission's highest resolution camera following a second precautionary shutdown in two weeks.
Space Exploration
Sep 9, 2011
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(PhysOrg.com) -- Alfred McEwen, professor of planetary science at the UA's Lunar and Planetary Laboratory and principal investigator of the largest imaging campaign ever launched to another planet, has been awarded NASA's ...
Space Exploration
Jul 1, 2011
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(PhysOrg.com) -- NASA's Mars Exploration Rover Opportunity has nearly completed its three-month examination of a crater informally named "Santa Maria," but before the rover resumes its overland trek, an orbiting camera has ...
Space Exploration
Mar 10, 2011
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Mysterious dark sand dunes around Mars' northern polar cap are shifting with the seasons, as carbon dioxide gas changes form and sparks landscape-altering avalanches, said a study published Thursday.
Space Exploration
Feb 3, 2011
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