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

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

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