Who will save Earth? Scientists and the military have only recently awakened to the notion that impacts with Earth do happen. "Planetary Defense" meets with both the scientific and military... See full summary »

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Who will save Earth? Scientists and the military have only recently awakened to the notion that impacts with Earth do happen. "Planetary Defense" meets with both the scientific and military communities to study our options to mitigate an impact from asteroids and comets, collectively known as NEO's (Near Earth Objects). Written by M. Moidel

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