Sputnik 1
id:
sputnik-1-208-2454876
title:
Sputnik 1
text:
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 weeks before its three silver-zinc batteries became depleted. Aerodynamic drag caused it to fall back into the atmosphere on 4 January 1958. The world's first observation was made at the school observatory in Rodewisch (Saxony). It was a polished metal sphere 58 cm (23 in) i
brand slug:
wiki
category slug:
encyclopedia
description:
First artificial Earth satellite
original url:
https://en.wikipedia.org/wiki/Sputnik_1
date created:
2001-10-08T14:45:39Z
date modified:
2024-09-11T05:38:46Z
main entity:
{"identifier":"Q80811","url":"https://www.wikidata.org/entity/Q80811"}
image:
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fields total:
13
integrity:
16