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This view of a rock called "Block Island," the largest meteorite yet found on Mars, comes from the panoramic camera (Pancam) on NASA's Mars Exploration Rover Opportunity. (Photo courtesy of  NASA/JPL-Caltech/Cornell University)

Mars meteorite yields clues about planet’s past

  MEDIA RELEASE   NASA’s Mars Rover Opportunity is investigating a metallic meteorite the size of a large watermelon that is providing researchers more details about the Red Planet’s environmental history.  The rock, dubbed “Block Island,” is larger than any other known meteorite on Mars. Scientists calculate it is too massive to have hit the […]

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