https://www.reuters.com/article/us-space-exploration-spacex/one-heck-of-a-ride-spacex-launches-astronauts-into-space-idUSKBN27V0I3 >Elon Musk's rocket company SpaceX launched four astronauts on a flight to the International Space Station on Sunday, NASA's first full-fledged mission sending a crew into orbit aboard a privately owned spacecraft.