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February 19, 2013

How Paintballs Could Deflect Next Asteroid

Robert Cooper, Science 2.0


AP Photo

The Earth just got a few shots across our bow, what with a giant asteroid hurtling between us and the moon, and another (fortunately much smaller) space rock exploding over Russia, causing a surprising amount of destruction.  

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TAGGED: paint, solar sail, asteroid response, asteroids, photons

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