... Moon and Mars , November , 1989 . A Report of the 90 - Day Study on Human Exploration of the Moon and Mars ... Exploring the Moon and Mars : Choices for the Nation , Office of Technology Assessment , U.S. Congress 1991 . Office of Space ...

... Moon and Mars , November , 1989 . A Report of the 90 - Day Study on Human Exploration of the Moon and Mars ... Choices for the Nation , Office of Technology Assessment , U.S. Congress ... Mars Exploration A - 110 Appendix G Bibliography A-110.

... Moon Base, Mars Mission,” Washington Post, July 21, 1989, p. A4. Report of the 90-Day Study on the Human Exploration ... Exploring the Moon and Mars: Choices for the Nation, OTA-ISC-502 (Washington, DC: U.S. Government Printing Office, July ...

... ( Exploring the Moon and Mars : Choices for the Nation , U.S.Congress , Office of Technology Assessment , OTA - ISC - 502 , July , 1991 , Washington , D.C. , Government Printing Office ) discussed the option of using unmanned spacecraft ...

... Exploring the Moon and Mars: Choices for the Nation, OTAISC-502, U.S. Government Printing Office, Washington, D.C., 1991. Space Environment Laboratory, Solar Radiation Forecasting and Research to Support the Space Exploration Initiative ...

... Exploring the Moon and Mars : Choices for the Nation , OTA - ISC- 502 , U.S. Government Printing Office , Washington , D.C. , 1991 . Space Environment Laboratory , Solar Radiation Forecasting and Research to Support the Space Exploration ...

... Moon . Early differentiation of the Moon [ micro- form ] experimental and modeling studies : final report . ( NAS ... Exploring the moon and Mars : choices for the nation . ( Y 3.T 22/2 : 2 M_77 ) , 91-24527 - Study and teaching Moon ...

... choices : shaping our future . Washington , DC Congress of the U.S. , Office ... Exploring the moon and Mars : choices for the nation . ington , DC Congress ... Moon - 2 . Exploration Government - policy - United Mars ( Planet ) ...