This dimension groups missions by the era in which they launched, from the first Sputnik and Explorer flights to today's missions. Wikipedia notes that "the first spaceflights began in the 1950s with the launches of the Soviet Sputnik satellites and American Explorer and Vanguard missions." Browsing by launch era lets a visitor compare missions flown in the same historical period.
Facts
Comparison
Field Origin Era 1969-10-14
Filter Results1 entry
Sources
1. Wikipedia: Sputnik 1
Wikimedia FoundationSputnik 1, lead sectionQuote, Sputnik 1, lead section
It was launched into an elliptical low Earth orbit by the Soviet Union on 4 October 1957 as part of the Soviet space program.
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