President Bush established a three phase Space Exploration Initiative for the future of space exploration. The first phase is the design and construction of Space Station Freedom. The second phase is permanent lunar base. The last phase of the Initiative is the construction of a Mars outpost. The design presented is the concept of a single-stage Mars mission developed by the University of Minnesota Aerospace Design Course. The mission will last approximately 500 days including a 30-60 day stay on Mars.
Document ID: 19930020553. Accession ID: 93N29742. Universities Space Research Association, Houston, Proceedings of the Seventh Annual Summer Conference. NASA(USRA: University Advanced Design Program; p 219-226.