The SpaceX Falcon 9 rocket with the unmanned Crew Dragon capsule on its nose sits at Kennedy Space Center in Florida on March 1, 2019. - Liftoff of the SpaceX Falcon 9 for Demo-1, the first flight test of the companys Crew Dragon spacecraft, is targeted for March 2, at 2:49 a.m. EST. (Photo by Jim WATSON / AFP)        (Photo credit should read JIM WATSON/AFP via Getty Images)