The four U.S., Russian and Japanese astronauts pulled up in their SpaceX capsule after launching from NASA's Kennedy Space Center. They will spend at least six months at the orbiting lab, swapping places with colleagues up there since March. SpaceX will bring those four back as early as Wednesday.

The SpaceX's Crew-11 Dragon capsule carrying four crew members from the United States, Japan and Russia docked early Saturday morning after their 15-hour long journey to the International Space Station.