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.

Crew-10 astronauts will board SpaceX Falcon 9 rocket to International Space Station, which sets up the return to Earth of Butch Wilmore, Suni Williams