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Explorer 1: America's First Spacecraft
On Jan. 31, 1958, the JPL-designed and -built Explorer 1 soared into space. The spacecraft, a quick response to the Soviet's Sputnik, lofted the United States into the Space Age.
Visit JPL's Explorer 1 site to learn about the historic event, watch archival video footage, and take an interactive peek inside the satellite.
http://www.jpl.nasa.gov/explorer
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Explorer 1: Beginning
of the Space Age
Debuts Jan. 31, 6 p.m.
(Pacific)
(Click the events link for more viewing times on Discovery HD Theater and KCET/Los Angeles.)
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