Pioneer_10-11_-_p53_-_fx.jpg - Wikipedia

Summary

Description Pioneer 10-11 - p53 - fx.jpg	English: A Geiger tube telescope characterizes Jupiter's radiation belts using seven Geiger-Muller tubes to survey the intensities, energy spectra, and angular distributions of electrons and protons along the spacecraft's path through the radiation belts of Jupiter.
Source	http://history.nasa.gov/SP-349/ch4.htm
Author	NASA

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