former entity

164 satellites and probes

Spacecraft	Launch	Operator	Launch vehicle
TIROS-7	June 19, 1963	National Aeronautics and Space Administration, Environmental Science Services Administration	Delta B
Corona 60	February 28, 1963	—	Thor-Agena D
Injun 3	December 13, 1962	—	Thor-Agena D
EPE-C	October 27, 1962	National Aeronautics and Space Administration	Delta A
TIROS-5	June 19, 1962	Environmental Science Services Administration, National Aeronautics and Space Administration	Thor-Delta
SAMOS 4	November 22, 1961	—	Atlas-Agena B
SAMOS 3	September 9, 1961	—	Atlas-Agena B
EPE-A	August 16, 1961	National Aeronautics and Space Administration	Thor-Delta
TIROS-3	July 12, 1961	National Aeronautics and Space Administration, Environmental Science Services Administration	Thor-Delta
Explorer S-55	June 30, 1961	—	Scout X-1
Tyazhely Sputnik	February 4, 1961	—	Molniya
SAMOS 1	October 11, 1960	—	Atlas-Agena A
MIDAS 2	May 24, 1960	United States Air Force	Atlas-Agena A
TIROS-1	April 1, 1960	Environmental Science Services Administration, National Aeronautics and Space Administration	Thor Able II
MIDAS 1	February 26, 1960	United States Air Force	Atlas-Agena A
Explorer S-1	July 16, 1959	—	Juno II
Pioneer 3	December 6, 1958	National Aeronautics and Space Administration, Army Ballistic Missile Agency	Juno II
Pioneer 1	October 11, 1958	National Aeronautics and Space Administration	Thor Able I
Sputnik 3	May 15, 1958	S.P. Korolev Rocket and Space Corporation Energia	Sputnik
Explorer 2	March 5, 1958	—	Juno I