At the 58th International Aeronautical Congress (IAC-2007), being held from September 24-28, 2007, NASA administrator Michael Griffin says “Our long-term game-plan is to put man on Mars by 2037”

Griffin spoke about NASA’s plans to begin manned exploration of the Moon by 2020, with manned exploration of Mars beginning a decade later. He said, "With manned mission to moon from 2020 onwards and Mars a decade later, we want to build a space civilization for tomorrow."

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