Mars: Inside the High-Risk, High-Stakes Race to the Red Planet - discu.eu

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Mars: Inside the High-Risk, High-Stakes Race to the Red Planet http://www.nationalgeographic.com/magazine/2016/11/spacex-elon-musk-exploring-mars-planets-space-science/ 99 comments 3/11/2016

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Mars: Inside the High-Risk, High-Stakes Race to the Red Planet http://www.nationalgeographic.com/magazine/2016/11/spacex-elon-musk-exploring-mars-planets-space-science/ 60 comments 3/11/2016 spacex