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9 Cards in this Set

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Space Mission Areas
Space Force Enhancement
Space Support
Space Control
Space Force Application
Solar Wind
Stream of charged particles ejected from the upper atmosphere of the sun.
Solar Cycle
Sun's magnetic activity cycle;
main source of periodic solar variation.
Van Allen Radiation Belts
Torus of energetic particles (plasma) around Earth, held in place by Earth's magnetic field.
Low Earth Orbit (LEO)
Orbit with locus extending from the Earth's surface up to a altitude of 2000km.
Highly Elliptical Orbit (HEO)
Orbit characterized by a relatively low alt. perigee and an extremely high-alt. apogee.
Geo-synchronous Orbit
Orbit around a planet or moon with an orbital period that matches the planet or moon's sidereal rotation period.
Polar Orbit
Orbit in which the orbiting object passes above or nearly above both poles of the body being orbited on each rev.
Main Space Launch Facilities
John F. Kennedy Space Center (KSC), Merritt Island, FL
Lyndon B. Johnson Space Center (JSC), Houston, TX