Richard Branson will take a rocket-powered space plane on a 2,400 mile-per-hour ride to the edge of space this weekend. That's if everything goes according to plan. And there's plenty that could go wrong.
원문출처 : https://www.cnn.com/2021/07/07/tech/richard-branson-space-flight-risk-scn/index.html
원문출처 : https://www.cnn.com/2021/07/07/tech/richard-branson-space-flight-risk-scn/index.html