The biggest thing NASA’s first space suits had to do—aside from keep astronauts alive—was to look spacey. So ordinary test-pilot suits were simply redesigned in a nifty silver. Things are harder now as the U.S. prepares for new deep-space missions. The Z-1 space suit provides go-anywhere garb featuring more-flexible joints, radiation protection for long stays in space and a hatch on the back that allows the suit to dock with a portal on a spacecraft or rover so an astronaut can crawl through without letting dust in or air out.
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