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At the JPL Museum, Justin Foley Explains Explorer 1's Design

At the JPL Museum, Justin Foley Explains Explorer 1's Design

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Jess Mollerup

At the JPL Museum, Justin Foley Explains Explorer 1's Design
JPL Systems Engineer Justin Foley (left) answers students' questions about the ring of motors encircling the Explorer 1 satellite. Explorer 1, which was designed and built at JPL over the course of only 3 months, was the first satellite launched into space by the United States on 31 January 1958.

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