the basics:
"The Case For Mars" (about 2 years ago),
and "Practical Methods for Near-Term Piloted Mars Missions"(PDF doc)
Why?
Space/Science » in reply to How Much About Zubrin's Plans Have You Read?
"The Case For Mars" (about 2 years ago),
and "Practical Methods for Near-Term Piloted Mars Missions"(PDF doc)
Why?