Thread: Old Planetary exploration concepts
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Old 05-May-2008, 08:13 AM
JonClarke JonClarke is offline
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Mars missions - general http://www.astronautix.com/craftfam/martions.htm

US Mars missions http://history.nasa.gov/monograph21.pdf

Venus http://www.astronautix.com/craft/manssion.htm
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