They will spend at least six months at the orbiting lab, swapping places with colleagues up there since March.

The four Crew-11 crew members joined seven other astronauts in the International Space Station early Saturday morning following a 15-hour journey from Florida.

NASA's SpaceX Crew-11 crew members, Mission Specialist Oleg Platonov of Roscosmos, Pilot Mike Fincke of the U.S., Commander Zena Cardman of the U.S., and Mission Specialist Kimiya Yui of Japan's JAXA,