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KH-4 25

Thor SLV-2 Agena D

United States Air Force

Launch Status


KH-4 25

Type: Government/Top Secret

The KH-4 (Keyhole-4) was fourth version in the Corona-program to build an optical reconnaissance satellite. KH-4 24 also carried the RM 5 radiometer payload for background measurements for the MIDAS program.


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Space Launch Complex 3W

Vandenberg SFB, CA, USA

734 rockets have launched from Vandenberg SFB, CA, USA.

Space Launch Complex 3W, Vandenberg SFB, CA, USA


United States Air Force – USAF

  • Type: Government
  • Abbreviation: USAF
  • Administration: Commander-in-Chief: President of the US
  • Founded: 1947
  • Country: USA

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.

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