NASA astronauts Butch Wilmore and Suni Williams arrived at the ISS aboard Boeing's Starliner spacecraft last June. The duo were flying the capsule's first crewed flight test, which was expected to stay in orbit for about 10 days before flying the pair back to Earth.

Live updates Wednesday from NASA's SpaceX Crew-10 scrub and a Falcon 9 Starlink rocket liftoff from Cape Canaveral Space Force Station in Florida.

NASA and SpaceX are preparing to launch four astronauts to the International Space Station (ISS) on Friday night from Florida.