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How NASA Spacesuits Work: EMUs Explained (Infographic)

Infographic: How space suits keep astronauts alive.
Many layers and systems combine to keep astronauts alive in the vacuum of space. (Image credit: by Karl Tate, Infographics Artist)

The Extravehicular Mobility Unit (EMU) allows an astronaut to work outside a spacecraft for up to 7 hours. Russian and Chinese space agencies use different types of spacesuits. The EMU was manufactured by International Latex Corporation (ILC), with a life support system made by Hamilton Standard.

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