Gordon Cooper, one of the original seven Mercury astronauts in 1959, is seen here in an early generation space suit -- a crude, tin foil-like converted US Navy high-altitude jet aircraft pressure suit, with an outer layer of aluminized nylon.
Space suits have gone through regular upgrades and innovations through the years, adding features built with new materials to give astronauts the protection and comfort they need during launch and re-entry, performing spacewalks at the International Space Station, or walking on the moon.
December 14, 2013 4:00 AM PST
Photo by: NASA
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