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Aerospace Giant Building a Gravity Tractor to Deflect Killer Asteroids

Discussion in 'Tech, Science, and Space' started by Robby, Sep 1, 2009.

  1. Robby

    Robby The Robot

    Joined:
    Jul 28, 2004
    Location:
    Terra
    Aerospace Giant Building a Gravity Tractor to Deflect Killer Asteroids

    [Via Popular Science]
     

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