Elon Musk. Photo: Asa Mathat/D: All Things Digital

A trip to Mars with Space X could cost the same as buying a house in the U.S.

The higher the demand for space travel, the cheaper it will be to fly to Mars, says a board member of Space X

Topic |   CNBC

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Elon Musk. Photo: Asa Mathat/D: All Things Digital
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