Life Support System
Steven Swanson completes a spacewalk outside the International Space Station while wearing a spacesuit

Spacesuits are an astronaut's life support system when they walk out in space. Image Credit: NASA

      equipment that creates a comfortable environment by controlling temperature and air pressure, and by providing oxygen

An astronaut wears a spacesuit that contains a life support system while working outside the space station.

Aircraft are designed with life support systems so that people are safe and comfortable.

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