A physician assistant at St. Jude Children's Research Hospital will join the first all-private space mission in a fundraising effort for the Memphis-based charitable facility. The mission, called Inspiration4, is scheduled for launch aboard a Falcon 9 rocket from Florida as early as October for four private citizens. They plan to orbit the Earth for several days aboard a Crew Dragon capsule built by Elon Musk's SpaceX. Hayley Arceneaux, 29 ...