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04/10/1957 Space age begins


The Sputnik 1 Launch: The First Artificial Satellite To Enter Earth's Orbit | Mach | NBC News


Sputnik - 60 years on from the Start of the Space Race


Launch of Sputnik, October 4, 1957


The Moment Sputnik Terrified & Thrilled Americans

Soviet Union launched Sputnik 1, first artificial satellite in history. It was a metal sphere, 58 centimetres in diameter, with four long radio antennas. It was visible by naked eye and broadcasted radio pulses detectable by amateur radio enthusiasts. People organized parties to spot Sputnik. It worked 21 days and completed 1440 orbits.