Space · agency
United States Air Force
GOVERNMENT
UNITED STATES
FOUNDED 1947
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About
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.
Built by USAF
Vehicles
| Rank | Vehicle | Launches | Payload to LEO | First flight |
|---|---|---|---|---|
| 01 | Thor DM-21 Agena-B | 40 launches | — | 1960 |
| 02 | Atlas LV-3 Agena B | 29 launches | — | 1961 |
| 03 | Thor DM-21 Ablestar | 19 launches | 150 kg | 1960 |
| 04 | Thor-Delta | 3 launches | — | 1960 |
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Source The Space Devs — Launch Library 2
Last checked 29 Sept 2026