http://www.rawstory.com/rs/2013/02/27/millionaire-plans-to-send-man-and-woman-to-mars-and-back/
*Chemical rockets. Too slow. - Dan
http://www.rawstory.com/rs/2013/02/27/millionaire-plans-to-send-man-and-woman-to-mars-and-back/
*Chemical rockets. Too slow. - Dan
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