I believe we can be well on our way to Mars by July 20, 2019 -- which just happens to be the 50th anniversary of my Apollo 11 flight to the moon. The plan I've designed, called a unified space vision, contains ideas for the development of a deep-space craft that I call the Exploration Module, and development of a true heavy lift space booster evolved from the existing space shuttle.
Many in Congress and elsewhere have expressed their concern that under the Obama plan, NASA will no longer be in the human spaceflight business, having turned over space transportation services to commercial firms. Under my plan, commercial carriers would fly our astronauts and cargo up to the space station, but NASA would stay in the human spaceflight business by designing and building the Exploration Module, or XM.
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