91 Lunar and Planetary Science and Exploration
Includes planetology; selenology; meteorites; comets; craters; and manned and unmanned planetary and lunar flights. For spacecraft design or space stations see 18 Spacecraft Design, Testing and Performance.
Lunar Exploration – Scientific investigation of the moon by means of probes or manned or unmanned missions.
Planetary Exploration – Scientific investigation of the planets and their satellites, asteroids and other bodies by means of manned or unmanned missions.
Exhaustive Interest : All facets of lunar and planetary sciences, and manned, unmanned, or remote exploration of planets and their structure, including planets within the solar system or elsewhere within the universe.
Input Subjects of Specific Interest
asteroids (characteristics and composition)
- cis-lunar space environment
comets (characteristics and composition)
extraterrestrial roving vehicles
gas giant planets
lunar and planetary resource utilization
lunar and planetary resources
- lunar evolution
lunar landing sites
lunar regolith simulants
manned flights (space exploration)
manned lunar exploration
manned Mars missions
manned planetary exploration
moons (characteristics and composition)
natural satellites (characteristics and composition)
- planetary evolution
planetary satellites (characteristics and composition)
remote exploration of planets
soil sampling and analysis (planetology)
solar system bodies
- trans-lunar space environment
unmanned flights (space exploration)
unmanned lunar exploration
unmanned planetary exploration