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SCAN - Space Sciences

SPACE SCIENCES

Includes space sciences (general); astronomy; astrophysics; lunar and planetary exploration; solar physics; and space radiation.

88 Space Sciences (General)

Related Topics: See 89 through 93.

89 Astronomy

+ 89-01 Solar Astronomy

Solar activity; solar physics; solar telescopes and observatories.

+ 89-02 Stellar Astronomy and Cosmology

Stellar and galactic astronomy including radio astronomy; origin and evolution of the universe.

+ 89-03 Meteors and Meteorites

Meteor properties and hazards; micrometeoroids and micrometeorites; comets; interplanetary dust.

90 Astrophysics

+ 90-01 Gravitation

Gravitational theory, effect, and fields; equations and potential; antigravity; gravitational collapse; gravity gradient control of satellites; geophysical gravitational fields.

+ 90-02 Astrophysical Plasmas

Space plasmas; solar, cosmic, stellar, and interstellar plasmas; solar and stellar atmospheres.

91 Lunar and Planetary Science and Exploration

+ 91-01 The Moon

Lunar atmosphere; topography; environment; lunar exploration; lunar spacecraft and roving vehicles; surface properties.

+ 91-02 Planetary Sciences and Exploration

Planetary composition, surfaces, atmospheres, and environment; spacecraft and vehicles used in planetary exploration. Related Topics: 15-03 Space Probes -- Lunar and interplanetary deep space probes; unmanned, maneuverable spacecraft. 90-02 Astrophysical Plasmas -- Space plasmas; solar, cosmic, stellar, and interstellar plasmas; solar and stellar atmospheres.

92 Solar Physics

Related Topic: 89-01 Solar Astronomy -- Solar activity; solar physics; solar telescopes and observatories.

93 Space Radiation

+ 93-01 Cosmic Radiation

Primary and secondary cosmic radiation; galactic and stellar radiation.

+ 93-02 Solar Radiation and Activity

Solar radiation; observation and instrumentation; hazards to space flight; protection from solar radiation; solar storms; solar flares; solar winds; sunspots.

+ 93-03 Radiation Belts

Inner and outer radiation belts; Van Allen Belt; artificial radiation belts; geomagnetically trapped particles; proton belts; trapped radiation.

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