How Do Spacesuits Work? A spacesuit is designed to keep astronauts safe in the vacuum of space, and its main secret is low pressure. Facebook Prev Article Next Article Space Checkout these cool gadgets... Related Posts Discover Earth’s Newest Telescope – LSST A rare, spectacular total eclipse of the sun Is A NASA Lab About To Crack Interstellar Travel? How to Fix a Space Probe from a Billion Miles Away Declassified Air Force UFO Tapes – Edwards Control Tower Dark Matter Might Not Be As Dark As We Thought