The first artificial Earth satellites of the two Space Race powers, Sputnik 1 of the Soviet Union in 1957 and Explorer 1 of the United States in 1958. A satellite belongs here when its cited article calls it the first satellite of its country or of all. Members are placed here from their own cited Wikipedia articles, each with a verbatim supporting quotation, so a reader can check why an entry sits in this group. The grouping forms part of the browse path for this section of the atlas.
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First Artificial Satellites
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Wikipedia: Sputnik 1
Wikimedia FoundationHas Member: Sputnik 1, Lead sentenceQuote, Has Member: Sputnik 1, Lead sentence
Sputnik 1 (, Russian: Спутник-1, Satellite 1), often referred to as simply Sputnik, was the first artificial Earth satellite.
Wikipedia - Explorer 1
Has Member: Explorer 1, Lead sentenceQuote, Has Member: Explorer 1, Lead sentence
Explorer 1 was the first satellite launched by the United States and was part of the U.S.
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