reconnaissance satellite
satellite that covertly collects data for intelligence or military applications
Aquacade
class of SIGINT spy satellites
Technology Experiment Satellite
Indian remote sensing and photo-reconnaissance satellite
Mohammed VI
Earth observation satellites system
Future Imagery Architecture
American spy satellite program
Monitor-E
reconnaissance satellite
Cerise
French military reconnaissance satellite
SAR-Lupe
German military reconnaissance satellite system
US-A
Soviet nuclear-powered surveillance satellite series
Canyon
United States spy satellite series
Vortex
class of spy satellite operated by the United States
SARah
German reconnaissance satellite constellation
early warning satellite
ballistic missile detection satellite
Corona
series of American strategic reconnaissance satellites
SAMOS
American reconnaissance satellite series
Trumpet
series of reconnaissance satellites
Samos-F
series of SIGINT reconnaissance satellites
Zircon
cancelled British signals intelligence satellite
Mentor
class of US spy satellites
Magnum
type of American reconnaissance satellite
Poppy
electronic survelance satelite
Quill
reconnaissance satellite program
Prowler
American reconnaissance satellite
Galactic Radiation and Background
first US orbital surveillance program
Key Hole
series of American optical reconnaissance satellites
Persona
class of Russian reconnaissance satellites
Naval Ocean Surveillance System
series of signals intelligence satellites of the U.S. Navy
PAZ
Spanish military Earth observation satellite
Falcon Eye
model of UAE optical reconnaissance satellite
Lotos
series of Russian reconnaissance satellites
Blackjack
constellation of American surveillance satellites