Hague and Gorbunov arrived at the station in late September, on SpaceX's Crew-9 mission. Williams and Wilmore have been in orbit since early June, when they launched on the first crewed mission of Boeing's Starliner spacecraft.

The two astronauts who crewed the Boeing Starliner have greeted their replacements, who docked Sunday morning at the International Space Station.

The SpaceX Crew Dragon Endurance docked with the International Space Station just after midnight Sunday beginning the countdown for the return of a pair of Boeing Starliner astronauts that have