is sputnik 1 still orbiting - EAS
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Sputnik 1 - Wikipedia
Спутник-1, romanized as Sputnik-Odin (pronounced [ˈsputʲnʲɪk.ɐˈdʲin]), means 'Satellite-One'. The Russian word for satellite, sputnik, was coined in the 18th century by combining the prefix s- ('together') and putnik ('traveler'), thereby meaning 'fellow traveler', a meaning corresponding to the Latin root satelles … 查看更多內容
Sputnik 1 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. It sent a radio signal back to Earth for three … 查看更多內容
The chief constructor of Sputnik 1 at OKB-1 was Mikhail S. Khomyakov. The satellite was a 585-millimetre (23.0 in) diameter sphere, assembled from two hemispheres that were hermetically sealed with O-rings and connected by 36 bolts. It had a mass of 83.6 … 查看更多內容
Our movies and television programs in the fifties were full of the idea of going into space. What came as a surprise was that it was the Soviet … 查看更多內容
Satellite construction project
On 17 December 1954, chief Soviet rocket scientist Sergei Korolev proposed a developmental plan for an artificial satellite to the Minister of the Defense Industry, Dimitri Ustinov. Korolev forwarded a report by 查看更多內容The control system of the Sputnik rocket was adjusted to an intended orbit of 223 by 1,450 km (139 by 901 mi), with an orbital period of 101.5 minutes. The trajectory had … 查看更多內容
CC-BY-SA 授權下的維基百科文字 Sputnik 1 | NASA
https://www.nasa.gov/multimedia/imagegallery/image_feature_924.html網頁2011年10月4日 · Sputnik 1. 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 …
NASA - Sputnik 1
This Is Why Sputnik Crashed Back To Earth After Only 3 Months
NASA | History - Sputnik
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Not only is Vanguard 1 still in orbit, its legacy lives on - BBC
This Is Why Sputnik Crashed Back To Earth After Only 3 Months
Sputnik 1! 7 Fun Facts About Humanity's First Satellite …
https://www.space.com/38331-sputnik-satellite-fun-facts.html網頁2020年10月4日 · Sputnik 1 eventually settled into an elliptical orbit, which took the satellite as close to Earth's surface as 142 miles (228 kilometers) and as far away as 588 miles (947 km). The satellite ...
Korabl-Sputnik 1 - Wikipedia
Vanguard 1: Earth’s oldest artificial satellite that's still in orbit