The Solar System's grandest canyon
Earth's Grand Canyon inspires awe for anyone who casts eyes upon the vast river-cut valley, but it would seem nothing more than a scratch next to the cavernous scar of Valles Marineris that marks the face of Mars.
Earth's Grand Canyon inspires awe for anyone who casts eyes upon the vast river-cut valley, but it would seem nothing more than a scratch next to the cavernous scar of Valles Marineris that marks the face of Mars.
Space Exploration
Oct 23, 2012
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(Phys.org)—NASA's Mars rover Opportunity, well into its ninth year on Mars, will work for the next several weeks or months at a site with some of the mission's most intriguing geological features.
Space Exploration
Sep 30, 2012
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(Phys.org)—The mechanism by which water is incorporated into the terrestrial planets is a matter of extensive debate for planetary scientists. Now, observations of Vesta by NASA's Dawn mission suggest that hydrous materials ...
Space Exploration
Sep 26, 2012
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(Phys.org)—On the morning of 3 September 2006, a brief flash illuminated the Moon's 'Lake of Excellence' as ESA's SMART-1 mission met its fate on the dusty surface.
Space Exploration
Sep 4, 2012
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A team is developing a rover-based computer system that can identify geologically relevant elements in a camera scene.
Space Exploration
Jun 28, 2012
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(Phys.org) -- The long and tumultuous history of asteroid (21) Lutetia is revealed by a comprehensive analysis of the data gathered by ESA's Rosetta spacecraft when it flew past this large main-belt asteroid on 10 July 2010. ...
Space Exploration
Jun 5, 2012
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(Phys.org) -- The results of two separate but complementary analyses on 400 samples of Hanford Site groundwater appeared together in the journal of the International Society for Microbial Ecology. The studies take different ...
Cell & Microbiology
Apr 11, 2012
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(PhysOrg.com) -- NASA's Dawn spacecraft has revealed unexpected details on the surface of the giant asteroid Vesta. New images and data highlight the diversity of Vesta's surface and reveal unusual geologic features, some ...
Space Exploration
Mar 21, 2012
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(PhysOrg.com) -- Wolfgang Fink of the University of Arizona department of electrical and computer engineering has developed an autonomous robotic lake lander that could be used to explore this planet and others.
Engineering
Mar 19, 2012
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Jewelers abhor diamond impurities, but they are a bonanza for scientists. Safely encased in the super-hard diamond, impurities are unaltered, ancient minerals that can tell the story of Earth's distant past. Researchers analyzed ...
Earth Sciences
Jul 21, 2011
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