Spotnik 1

Spotnik 1 (rus: "Спутник-1" AFI:/ˈsputnʲɪk/, "Satellite-1", ПС-1 (PS-1, i.e. "Простейший Спутник-1", o satellit elementari-1))^[1] foguèt lo primièr satellit artificial terrèstre. Èra una esfera de metal de 58cm de diamètre, amb quatre antenas de ràdio extèrnas per difusar de pulsacions ràdio. L'Union Sovietica lo lançèt en orbita bassa eliptica lo 4 d'octobre de 1957. Èra vesedor a l'entorn de la Tèrra e sas pulsacions èran detectablas. Aquela capitada surpresa provoquèt als Estats Units la Crisi de Spotnik, inicièt l'èra espaciala e la corsa a l'espaci, composantas de la Guèrra Freja. Lo lançament foguèt a l'origina de nòus desvolopaments politics, militars, technologics, e scientifics.^[2]^[3]

Referéncias

↑ Siddiqi, Asif A.. Sputnik and the Soviet Space Challenge, Gainesville, Florida. The University of Florida Press, 2003, p. 155. ISBN 0-8130-2627-X
↑ Walter A. McDougall "Shooting the Moon," American Heritage, Winter 2010.
↑ ". . .On October 4, 1957 Sputnik I shot into orbit and forcibly opened the Space Age." Swenson, L, Jr, Grimwood, J. M. Alexander, C.C. This New Ocean, A History of Project Mercury, Washington D.C.. National Aeronautics and Space Administration, 1966, p. 71. Library of Congress Card No. 66-62424

[1] Siddiqi, Asif A.. Sputnik and the Soviet Space Challenge, Gainesville, Florida. The University of Florida Press, 2003, p. 155. ISBN 0-8130-2627-X

[test-2] Walter A. McDougall "Shooting the Moon," American Heritage, Winter 2010.

[3] ". . .On October 4, 1957 Sputnik I shot into orbit and forcibly opened the Space Age." Swenson, L, Jr, Grimwood, J. M. Alexander, C.C. This New Ocean, A History of Project Mercury, Washington D.C.. National Aeronautics and Space Administration, 1966, p. 71. Library of Congress Card No. 66-62424

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