military satellite
artificial satellite used for military purpose
Advanced Extremely High Frequency
United States military communications satellite constellation
Sapphire
space surveillance satellite
Transit Research and Attitude Control
U.S. Navy satellite
Near Field Infrared Experiment
military satellite
Polar BEAR
U.S. Air Force research satellite
FORTE
American satellite
reconnaissance satellite
satellite that covertly collects data for intelligence or military applications
Skynet
series of British military communications satellites