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 Date: 2012-04-13 16:59:07Exploration of the Moon Space colonization Mars Direct Manned mission to Mars Shuttle-Derived Launch Vehicle DIRECT Colonization of the Moon Exploration of Mars Saturn V Spaceflight Space technology Human spaceflight |
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AIAA[removed]Mars Direct: A Simple, Robust, and Cost Effective Architecture for the Space Exploration Initiative Robert M. Zubrin*† , David A. Baker*† and Owen Gwynne** * Martin Marietta Astronautics, PO Box 179, Den
