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How (and Why) SpaceX Will Colonize Mars - Wait But Why
http://waitbutwhy.com/2015/08/how-and-why-spacex-will-colonize-mars.html
179 comments
17/8/2015
spacex
How (and Why) SpaceX Will Colonize Mars - Wait But Why
http://waitbutwhy.com/2015/08/how-and-why-spacex-will-colonize-mars.html
136 comments
8/8/2015
spacex