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Planetary Defense, with Arthur C. Clarke http://www.SpaceViz.com

 
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From

spaceviz

Published 29 months ago

The one minute "Planetary Defense" teaser (playing) features David Morrison, Duncan Steel, General Pete Worden (USAF) and Michael Belton. The documentary will feature them and many more experts in the field of Near Earth Object impact...

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Tags: star science space viz nasa apollo earth astronomy dvd planetary defense defence ufo scifi alien asteroid comet neo impact

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