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What was the first artificial satellite?

this satellite by the Soviet Union on 4 October 1957.


Category: Arts & Science

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Sputnik is the first artificial satellite launched in 1957.
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Sputnik.

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The first artificial satellite was Sputnik 1. It was the size of a basketball and was made by the USSR (Union of Soviet Socialist Republics) or Russia. It was launched on October 4, 1957.
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The first artificial satellite was Sputnik in the size of basket ball made by U.S.S.R.
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Sputnik 1 was the first artificial Earth satellite. The Soviet Union launched it into an elliptical low Earth orbit on 4 October 1957.
Launch date: October 4, 1957 7:28 PM
Orbit height: 577 km
Speed on orbit: 8 km/s
Launch site: Gagarin's Start
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Sputnik 1 was the first artificial satellite which was launched in 1957.
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Sputnik 1
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