Editing Explorer 1 (section)

== External links ==
{{Commons category|Explorer 1}}
* [https://www.nasa.gov/mission_pages/explorer/index.html NASA images and videos of Explorer 1 and other early satellites] {{Webarchive |url=https://web.archive.org/web/20211114184520/https://www.nasa.gov/mission_pages/explorer/index.html |date=14 November 2021}}
* [https://history.nasa.gov/sputnik/expinfo.html Data Sheet], Department of Astronautics, [[National Air and Space Museum]], [[Smithsonian Institution]]
* [http://libarchstor.uah.edu:8081/repositories/2/resources/161 Explorer I Collection, The University of Alabama in Huntsville Archives and Special Collections]
* {{Internet Archive film clip|id=arspace1958|description="Army Explorers in Space (1958)"}}
* {{Internet Archive short film|id=gov.archives.arc.2569665|name=Big Picture: Army Satellites}}
* {{YouTube|aGxPSlCcIjI|X-minus 80 Days - JPL-Army Ballistic Missile Agency}}
* [https://www.youtube.com/watch?v=RdDJtUxLwqQ Lecture with detailed evaluation of the Explorer 1 rotation anomaly]

{{Explorer program}}
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{{Orbital launches in 1958}}

[[Category:Spacecraft launched in 1958]]
[[Category:1958 in the United States]]
[[Category:Satellites formerly orbiting Earth]]
[[Category:Explorers Program]]
[[Category:Individual spacecraft in the Smithsonian Institution]]
[[Category:First artificial satellites of a country]]
[[Category:Spacecraft which reentered in 1970]]
[[Category:Articles containing video clips]]
[[Category:Geospace monitoring satellites]]