A proposed portable nuclear reactor (simplified solid core) is the size of a hot tub and will be able to
generate 27MW. It is in funded development. A 200 KW version of the Vasimr engine is being ground    
tested in 2008 and a flight version is being readied for 2010. Seven of the nuclear generators would
provide 200 MW of power to enable 39 day one way trips to Mars. Two technologies that are both in
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