Explanation: Sputnik means "traveling companion". Despite the innocuous sounding name, the launch of planet Earth's first artificial moon, Sputnik 1, by the Soviet Union on October 4, 1957, changed the world and set in motion events which resulted in the creation of NASA and the race to the Moon. Sputnik 1 was a 184 pound, 22 inch diameter sphere with four whip antennas connected to battery powered transmitters. The transmitters broadcast a continuous "beeping" signal to an astounded earthbound audience for 23 days. A short month later, on November 3, the Soviet Union followed this success by launching a dog into orbit aboard Sputnik 2.

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Authors & editors: Robert Nemiroff (MTU) & Jerry Bonnell (USRA)
NASA Web Site Statements, Warnings, and Disclaimers
NASA Official: Jay Norris. Specific rights apply.
A service of: LHEA at NASA / GSFC
& Michigan Tech. U.

Publikacii s klyuchevymi slovami: sputnik - Sputnik-1 Publikacii so slovami: sputnik - Sputnik-1
Sm. takzhe: Sputnik-1 - nachalo kosmicheskoi ery ! Sputnik: puteshestvuyushii kompan'on Doroga v kosmos prolozhena Rossiei Sputnik-1: s nego vse i nachalos'. 45 let Kosmicheskoi Ery Sputnik