- Sputnik Program - Wikipedia
Article about the Sputnik program, a series of unmanned space missions launched by the Soviet Union in late 1957 to demonstrate the viability of artificial satellites for exploring the upper atmosphere.
en.wikipedia.org/wiki/Sputnik
- Sputnik and the Dawn of the Space Age
History, chronology, biographies, documents, photos, and more, from NASA.
www.hq.nasa.gov/office/pao/History/sputnik
- Sputnik
A look back at Sputnik, the first artificial satellite, forty years later. Reprinted articles from the New York Times.
www.nytimes.com/partners/aol/special/sputnik
- How Sputnik Changed the Course of American History
Includes pictures and background on the Sputnik program.
ussrsputnik.homestead.com
- Sputnik: 50th Anniversary for the St Joe's High Radio Club
Looks back at how St Joe's High School Radio Club, W8KTZ, tracked the first man-made space satellites: Sputnik and Sputnik-2.
sjhrc.org
- Sputnik: The Shock of the Century
By Paul Dickson. Chronicle of the events and developments leading up to and emanating from Sputnik's launch.
www.sputnikbook.com
- Sputnik Declassified
NOVA probes the prehistory of the Space Age, examining what makes Earth orbit so difficult to achieve; why the superpower rivalry in the wake of World War II made spaceflight attainable for the first time in history; and how a worldwide civilian science effort called the International Geophysical Year served as the occasion for both Sputnik I and the American response.
www.pbs.org/wgbh/nova/sputnik
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