Moorer, Daniel F., Jr. Wacari Group, LLC, Boulder, Colorado.
- Positioning and navigation
- Reconnaissance and surveillance
- Early warning
- Remote sensing
- Additional Readings
Artificial satellites used for a variety of military purposes. Of approximately 4000 satellites successfully launched between 1957 and 1999, about 50% have been either specifically military or usable for military purposes. Major functions of military satellites include communications, positioning and navigation, meteorology, reconnaissance and surveillance, early warning, remote sensing, geodesy, and research.
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