NASA - National Aeronautics and Space Administration

Other Explorer 1 Web sites:
+ Explorer 1 Page, NASA History Division
+ JPL Explorer 1 Page
+ Why We Explore

AV:
Sputnik Video - (~2 minute video on events leading to launch of Explorer I. Contains Captions.)

+ The Davidson Center for Space Exploration in Huntsville, AL has a site devoted to this anniversary (http://www.us50thspace.com/) and is planning a series of events to commemorate the anniversary (http://www.us50thspace.com/50th-celebration/calendar.html).

+ JPL is sponsoring a conference for educators on the 50th anniversary of Explorer 1 on Jan. 26-28, 2008. For more information, please see http://education.jpl.nasa.gov/events.html online.

William H. Pickering: America’s Deep Space Pioneer (NASA SP-2007-4113) by Douglas J. Mudgway. This book is available for public sale and is also available at http://history.nasa.gov/sp4113.pdf online. This book won the prestigious 2007 AIAA History Manuscript award.

Von Braun: Dreamer of Space, Engineer of War by Michael J. Neufeld (Knopf, 2007).

James Van Allen: The First Eight Billion Miles by Abigail Foerstner (University of Iowa Press, 2007).