Sigma 7 Yesterday, it was exactly 54 years ago that astronaut Walter ‘Wally’ Schirra orbited Earth 6 times in the Sigma 7 spacecraft. The name of the NASA mission was Mercury-Atlas 8, and Schirra picked ‘Sigma 7’ as the name for the spacecraft. Using the mathematical symbol for summation as appropriate for an “engineering evaluation”, and […]
The post First Speedmaster In Space – It Was 54 Years Ago appeared first on Fratello Watches.
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