Spy satellite

A spy satellite is an Earth observation satellite or communications satellite deployed for military or intelligence applications.

Examples of spy satellite missions:

• high resolution photography (IMINT)
• communications eavesdropping (SIGINT)
• covert communications (HUMINT)
• enforcement of nuclear test bans
• detection of missile launches

See also:

• Corona, the first US spy satellite
• KH-9[?]

this is a stub article -- please write more

External links:

• http://www.fas.org/irp/imint/
• Chronology of spy satellites (http://infomanage.com/international/intelligence/spychron.html)