For the two astronauts who had simply boarded the Boeing "Starliner," this journey was really irritating. According to NASA on June 10 local time, the CST-100 "Starliner" parked at the International Spaceport Station had an additional helium leakage. This was the 5th leakage after the launch, and the return time needed to be delayed. On June 6, Boeing's CST-100 "Starliner" came close to the International Space Station during a human-crewed trip examination objective. From the Boeing 787 "Dreamliner" to the CST-100 "Starliner," it brings Boeing's assumptions for the two...