May 11

NASA concludes attempts to contact Mars Rover Spirit

Source: NASA-Mars Exporation Rovers

Artist's concept of a NASA Mars Exploration Rover.
Image credit: NASA/JPL/Cornell University

NASA is ending attempts to regain contact with the long-lived Mars Exploration Rover Spirit, which last communicated on March 22, 2010.

A transmission that ended on Wednesday, May 25, was the last in a series of attempts. Extensive communications  activities during the past 10 months also have explored the possibility that Spirit might reawaken as the solar energy available increased after a stressful Martian winter without much sunlight. With inadequate energy to run its survival heaters, the rover likely experienced colder internal temperatures last year than in any of its prior six years on Mars. Many critical components and connections would have been susceptible to damage from the cold. (read more)

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