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.

The U.S. space agency and SpaceX are on a mission to bring home astronauts Butch Wilmore and Suni Williams. They have been stuck on the International Space Station for nine months.

The three astronauts and one cosmonaut of the SpaceX Crew-10 mission are on their way to the International Space Station. Liftoff went smoothly, at 7:03 p.m. ET on Friday, when a Falcon 9 rocket lifted the Dragon spacecraft,