PERIODIC ORBITS FOR MOON PROBES
Discussion of celestial mechanics and the determination of periodic orbits for lunar probes
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Discussion of celestial mechanics and the determination of periodic orbits for lunar probes
Presentation of a hypothesis to explain the predominance of maria on the near side of the lunar surface
Brief consideration of the iron meteorites which strike the earth concluding that the near asteroids are primarily of iron content
Discussion of launch vehicles and facilities associated with the manned lunar landing program
Nasa achievements in the manned lunar landing programs, including the problem involved in the selection of the mission mode
Lunar rough- and soft-landing unmanned spacecraft for geologic investigations
Internal and external sources of a lunar atmosphere, ionosphere and exosphere
Lunar seismic exploration with description of seismometer for manned or unmanned missions
Problems involved in manned lunar missions, discussing the round trip flight, lunar landing and surface operations, crew survival and abort techniques
Powdered-rock theory of lunar surface material, proposing that the surface is composed of a mat of needle crystals resulting from impact phenomena
Limitations of non-jet-reaction device for vehicle velocity augmentation, called the lunar-surface- based electromagnetically powered rail-launch concept /lunatron/
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