What was the purpose of the Pioneer 3?
Exploration of Mars
Global positioning
Serve as a communication satellite
Carry Van Allen's instrument
Answer
Pioneer 3 was the first United States satellite to carry Van Allen's instrument. It was launched on December 6, 1958, by a Thor-Able launch vehicle. The satellite was placed into a highly elliptical orbit, with an apogee of 17,422 miles (28,000 km) and a perigee of 407 miles (655 km).
Exploring the Outer Limits: The James Van Allen Quiz
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Through which device were the Van Allen radiation belts discovered?
In which state did James Van Allen spend his scholarly career?
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