Spy Satellites

Image/radar intelligence

Corona (KH-1-4)

1959 - 1972

Samos

1960 - 1972

Argon/Lanyard (KH-5,6)

1961 - 1964

Gambit (KH-7,8)

1964 - 1984

Hexagon (KH-9)

1971 - 1986

Kennan/Crystal (KH-11,12)

1976 - 2013

Lacrosse

1988 - 2005

Signals intelligence

Poppy

1962 - 1971

Samos-F

1962 - 1971

Canyon

1968 - 1977

Aquacade

1970 - 1978

Jumpseat/Trumpet

1971 - 2008

NOSS/White Cloud

1976 - 2013

Chalet/Vortex

1978 - 1989

Magnum

1985 - 1989

Other important events

Sputnik 1

10/04/1957

Explorer 1

01/31/1958

U-2 Incident

05/1/1960

Apollo 11

07/20/1969

First shuttle flight

1981