SpaceX's Crew Dragon capsule has been tested in a vacuum, jostled in an acoustic chamber and put through computer simulations. But there's only one way to know for sure how a spacecraft will work: Strap it to a rocket, and let it fly.
원문출처 : https://www.cnn.com/2019/03/03/tech/spacex-crew-dragon-docking-international-space-station/index.html
원문출처 : https://www.cnn.com/2019/03/03/tech/spacex-crew-dragon-docking-international-space-station/index.html