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The United States Air Force (USAF) is the air service branch of the United States Armed Forces, and is one of the eight uniformed services of the United States. Originally created on 1 August 1907, as a part of the United States Army Signal Corps, the USAF was established as a separate branch of the United States Armed Forces in 1947 with the enactment of the National Security Act of 1947.
Signal intelligence satellite operating from highly elliptic Molniya-type orbits.
Height 45.00 Meters
Max Stages 3
Mass To GTO 0 kg
Liftoff Thrust 2300 kN
Diameter 3.05 Meters
Mass To LEO 3000 kg
Liftoff Mass 185 Tonnes
Launch Success 2
Consecutive Success 1
Maiden Flight 1971-03-21
Launch Failures 1