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The Corona reconnaissance satellite program, in existence from 1959 to 1972, is declassified.
Related Wikipedia articles
CORONA (satellite)
American reconnaissance satellites (1959–1972)
The CORONA program was a series of American strategic reconnaissance satellites produced and operated by the Central Intelligence Agency (CIA) Directorate of Science & Technology with substantial assistance from the U.S. Air Force. The CORONA satellites were used for…Source: Wikipedia (CC BY-SA)
Reconnaissance satellite
Satellite that covertly collects data for intelligence or military applications
A reconnaissance satellite or intelligence satellite is an Earth observation satellite or communications satellite deployed for military or intelligence applications.Source: Wikipedia (CC BY-SA)
February 22
Day of the year
February 22 is the 53rd day of the year in the Gregorian calendar; 312 days remain until the end of the year.Source: Wikipedia (CC BY-SA)