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Opportunity Leaves a Trail of ‘Rat’ Holes
1 min read

NASA's Mars Exploration Rover Opportunity's rock abrasion tool, known informally as the 'Rat,' has nibbled seven holes into the slope…

Jul 23, 2004
Article
Rock Interior Exposed Near ‘Endurance’
1 min read

This mosaic of four images from the microscopic imager on NASA's Mars Exploration Rover Opportunity shows the freshly exposed interior…

May 20, 2004
Article
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