How to Go to Mars—Right Now!

Robert Zubrin's Mars Direct approach argues for a series of human missions to Mars that could start as soon as 2014

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Illustration: Bryan Christie Design
In spring 2014, a heavy-lift booster heads for Mars. The unmanned payload includes a methane-oxygen-fueled Earth return vehicle, 6 metric tons of liquid hydrogen, a small nuclear reactor mounted in the back of a truck, a set of compressors, an automated chemical-processing unit, and a few scientific rovers.
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