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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 .
The Minitrack Network was the first U.S. satellite tracking network to become operational, in 1957. It was used to track the flights of Sputnik, Vanguard, Explorer, and other early space efforts. Minitrack was the progenitor of Spacecraft Tracking and Data Acquisition Network (STADAN) and the Manned Space Flight Network (MSFN).
Sputnik (8A91) B1-2 LC-1/5, Baikonur Failure D1 s/n. 1 Longitudinal vibration in strap-ons results in disintegration of the vehicle at T+88 seconds Maiden flight of Sputnik 8A91 15 May 1958, 07:00 Sputnik (8A91) B1-1 LC-1/5, Baikonur Successful Sputnik 3: Final flight of Sputnik rocket 24 May 1958, 10:30 R-7 Semyorka (8K71) B1-3 LC-1/5 ...
The first orbital flight of an artificial satellite, Sputnik 1, was launched in October 1957, by the Soviet Union.In November, the second orbital flight took place. The Soviet Union launched the first animal to orbit the Earth, a dog, Laika, who died in orbit a few hours after launch.
Crewed flights; Orbital: 2: ... Date/Time (UTC) Source object Event type Pieces tracked Remarks 29 June [2] ... 1: Maiden flight Atlas LV-3B
An orbital spaceflight (or orbital flight) is a spaceflight in which a spacecraft is placed on a trajectory where it could remain in space for at least one orbit. To do this around the Earth , it must be on a free trajectory which has an altitude at perigee (altitude at closest approach) around 80 kilometers (50 mi); this is the boundary of ...
It happened to Southwest during peak holiday travel time in December 2022 when severe winter storms forced airlines to cancel droves of flights. ... only 51 flights, according to tracking service ...
First orbital flight of a manned vehicle Vostok 1: 1961 May 5 USA First pilot-controlled space flight (Alan Shepard) Freedom 7: 1961 May 19 USSR First planetary flyby , although contact was lost Venera 1 1961 August 6 USSR First crewed mission lasting a full day (Gherman Titov). Vostok 2: 1962 August 12 USSR