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 NASA Releases Incredible Video Showing a Blue Sunset Could the Goblin Planet Finally Unravel the Mystery of Planet X? This Reaction Could Let Us Live on Mars The Amazing 4K Footage Of Our Sun Explained The Milky Way as You’ve Never Seen It Before NASA Tests Flying Saucer