Opportunity Examining Odd Mars Rocks at Valley Overlook
Pasadena CA (JPL) Mar 06, 2015 - NASA's Mars Exploration Rover Opportunity climbed last month to an overlook for surveying "Marathon Valley," a science destination chosen because spectrometer observations from orbit indicate exposures of clay minerals. Near the overlook, it found blocky rocks so unlike any previously examined on Mars that the rover team has delayed other activities to provide time for a thorough investigati ... more
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