Animals in Space

Handlers at the Soviet Academy of Sciences show off some of the dogs in their space program.
James Whitmore / Life

Space Dogs
Handlers at the Soviet Academy of Sciences show off some of the dogs in their space program. During the 1950s and 1960s, the Russians launched missions that included passenger slots for at least 57 dogs. The number of animals that actually reached space is smaller, as several dogs went more than once.

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