TiMELiNES
Everything has a timeline
TiMELiNES
January 31, 1958
Explorer 1 reaches orbit
The United States launches Explorer 1, its first successful satellite, and enters the contest in earnest.
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Everything has a timeline
January 31, 1958
The United States launches Explorer 1, its first successful satellite, and enters the contest in earnest.
Context
Authority
Taxonomy