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 Scientists Spot Birth Of Jupiter-Like Planet In Our Galaxy Messaging Extraterrestrial Intelligence United Nations Developing Asteroid Defense Plan 1,000km Cable to the Stars – The Skyhook What Is This Structure on Phobos Moon ? How Are Black Holes Formed?