Explorer 17
Thor Delta B
United States Air Force
Mission
Explorer 17
- Type: Earth Science
- Orbit: Low Earth Orbit
- Launch Cost: $9,590,000
Explorer 17 carried four pressure gauges for the measurement of total neutral particle density, two mass spectrometers for the measurement of certain neutral particle concentrations, and two electrostatic probes for ion concentration and electron temperature measurements.
Location
Rocket
McDonnell Douglas Thor Delta B
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.