Private astronaut crew, including first Arab woman in orbit, heads for splashdownThe SpaceX Crew Dragon vessel carrying the foursome, undocked from the ISS late on Tuesday morning to begin its 12-hour return flight.SpaceX SN15 starship prototype liftoffs from the company's starship facility in Boca Chica, Texas, US, May 5, 2021.(photo credit: REUTERS/Gene Blevins)
