Explorer 33
Thor Delta E1
United States Air Force
Launch Status
Success Mission
Explorer 33
- Type: Astrophysics
- Orbit: Lunar Orbit
Satellite instrumented for studies of interplanetary plasma, energetic charged particles, magnetic fields, and solar X-rays at lunar distances.
Location
Rocket
McDonnell Douglas Thor Delta E1
American orbital launch vehicle family with Thor first stage and a delta second stage.
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.