Explorer: References & Edit History
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Article History
| Type | Description | Contributor | Date |
|---|---|---|---|
| Modified link of Web site: NASA - Explorer Series of Spacecraft. | Mar 19, 2019 | ||
| Add new Web site: Fact Monster - Science - First United States Satellite. | Dec 27, 2011 | ||
| Add new Web site: NASA - Explorer Series of Spacecraft. | Dec 23, 2011 | ||
| Add new Web site: ThinkQuest - Explorer Satellites. | Dec 23, 2011 | ||
| Added video of Explorer 1 launch. | May 26, 2010 | ||
| Added discovery and expanded launch information. | Sep 09, 2009 | ||
| Media added. | Jun 30, 2008 | ||
| Article added to new online database. | Jul 20, 1998 |
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