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Transit 2A

Thor DM-21 Ablestar

United States Air Force

Launch Status
Success

Mission


Transit 2A

  • Type: Navigation
  • Orbit: Polar Orbit

The Transit system was the first satellite navigation system to be used operationally. The system was primarily used by the U.S. Navy to provide accurate location information to its Polaris ballistic missile submarines, and it was also used as a navigation system by the Navy’s surface ships, as well as for hydrographic survey and geodetic surveying.

Location


Space Launch Complex 17B

Cape Canaveral, FL, USA

Space Launch Complex 17B has witnessed the launch of 132 rockets, including 132 orbital launch attempts, while Cape Canaveral, FL, USA, has been the site for 953 rocket launches.

Space Launch Complex 17B

Rocket


United States Air Force Thor DM-21 Ablestar

The Thor-Ablestar, or Thor Able-Star, also known as Thor-Epsilon was an early American expendable launch system consisting of a PGM-17 Thor missile, with an Ablestar upper stage. It was a member of the Thor family of rockets, and was derived from the Thor-Able.

Thor DM-21 Ablestar

Agency


United States Air Force

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.

United States Air Force
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