Astronauts Butch Wilmore and Suni Williams were scheduled to return home last year before issues with Boeing’s spacecraft extended their stay.

The two astronauts who crewed the Boeing Starliner have greeted their replacements, who arrived Saturday night at the International Space Station.

NASA astronauts Butch Wilmore and Suni Williams, whose intended 10-day stay at the International Space Station turned into nine months, welcomed SpaceX Crew 10 to the station over the weekend, setting the stage for Wilmore and Williams to return to earth as soon as this week.