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Sputnik 1 - Wikipedia
Sputnik 1 (/ ˈ s p ʌ t n ɪ k, ˈ s p ʊ t n ɪ k /, Russian: Спутник-1, Satellite 1), sometimes referred to as simply Sputnik, was the first artificial Earth satellite. It was launched into an elliptical low Earth orbit by the Soviet Union on 4 October 1957 as part of the Soviet space program.
Sputnik | Satellites, History, & Facts | Britannica
2025年1月17日 · Sputnik, a series of three Soviet artificial satellites. Sputnik 1 (launched October 4, 1957) was the first artificial satellite and the beginning of the ‘space race’ between the U.S. and the Soviet Union. Sputnik 2 carried the dog Laika, the first living creature in space.
Sputnik and The Dawn of the Space Age - NASA
As a technical achievement, Sputnik caught the world's attention and the American public off-guard. Its size was more impressive than Vanguard's intended 3.5-pound payload.
Sputnik (news agency) - Wikipedia
Sputnik (Russian pronunciation: [ˈsputnʲɪk]; formerly Voice of Russia and RIA Novosti, naming derived from Russian спутник, "satellite") is a Russian state-owned [1] news agency and radio broadcast service.
NASA | History - Sputnik
History changed on October 4, 1957, when the Soviet Union successfully launched Sputnik I. The world's first artificial satellite was about the size of a beach ball (58 cm.or 22.8 inches in diameter), weighed only 83.6 kg. or 183.9 pounds, and took about 98 minutes to …
NASA - NSSDCA - Spacecraft - Details
1 天前 · The Sputnik 1 spacecraft was the first artificial satellite successfully placed in orbit around the Earth and was launched from Baikonur Cosmodrome at Tyuratam (370 km southwest of the small town of Baikonur) in Kazakhstan, then part of the former Soviet Union.
Sputnik 1: World's 1st Artificial Satellite Explained ...
On Oct. 4, 1957, the Soviet Union stunned the world with its surprise launch of Sputnik 1. See how the historic satellite launch worked in this SPACE.com infographic.
Sputnik 1 - NASA
On Oct. 4, 1957, Sputnik 1 successfully launched and entered Earth’s orbit. Thus, began the space age. The successful launch shocked the world, giving the former Soviet Union the distinction of putting the first human-made object into space.
Sputnik 2 - Wikipedia
Sputnik 2 (Russian pronunciation: [ˈsputʲnʲɪk], Russian: Спутник-2, Satellite 2), or Prosteyshiy Sputnik 2 (PS-2, Russian: Простейший Спутник 2, Simplest Satellite 2), [3]: 155 launched on 3 November 1957, was the second spacecraft launched into Earth orbit, and the first to carry an animal into orbit, a Soviet space dog named Laika.