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20+ year old physics mystery has been solved.

  • 20-04-2012 10:19am
    #1
    Closed Accounts Posts: 14


    The two Pioneer spacecraft that had been launched in the 70's have been slowing down more than expected as they travelled out of our solar system, scientists have finally figured out the cause.

    http://www.planetary.org/blog/article/00003459/


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