MOFFETT FIELD, Calif., – The Mars Exploration Rovers (MER), Spirit and Opportunity, continue to provide NASA with valuable insight about the planet Mars. Although the rovers had a life expectancy […]
MOFFETT FIELD, Calif., – The Mars Exploration Rovers (MER), Spirit and Opportunity, continue to provide NASA with valuable insight about the planet Mars. Although the rovers had a life expectancy […]
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