Click to open image viewer. This is one of several replicas of the Explorer 1 in the collection consisting of machined metal shells of the payload section. Explorer-1 was the first American satellite ...
Explorer 1 was the first successful satellite launched by the United States. It was designed and built by the Jet Propulsion Laboratory (JPL) under the direction of Dr. William Pickering. They ...
Learn about the role that the Jet Propulsion Laboratory played before the creation of NASA. Explorer 1 traces the story of the role JPL played before the creation of NASA and how the lab was given a ...
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