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Pioneers 6 through 9
Pioneers 6 through 9 (click to enlarge)
 
 

Pioneers 6 through 9
Date: 16 Dec 1965

Pioneers 6, 7, 8, and 9 formed a ring of solar-weather stations, spaced approximately along Earth's orbit, whose measurements were used to predict solar storms.


Image Credit: NASA

Credit: NSSDC Photo Gallery



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Last Updated: 20 Jan 2011