Radsat

{{Short description|Gamma radiation measurement satellite}}

Radsat was a satellite launched by the United States Air Force on 2 October 1972. It was equipped with a gamma-ray spectrometer, an extreme ultraviolet detector, a pair of low-altitude particle detectors, and a thermocontrol coating test instrument. Its mission was to measure gamma radiation.{{cite web |last1=Krebs |first1=Gunter |title=Radcat (P68-1, P72-1) |url=https://space.skyrocket.de/doc_sdat/radcat.htm |website=Gunter's Space Page |access-date=9 July 2022 |language=en}}{{cite web |title=The Radsat mission |url=https://heasarc.gsfc.nasa.gov/docs/heasarc/missions/radsat.html |website=heasarc.gsfc.nasa.gov |access-date=9 July 2022}}