That was before NASA and SpaceX, which jointly operate Crew-10, called off the launch because of an issue with the launchpad’s ground system. Butch Wilmore and Suni Williams, the pair of NASA astronauts who in June flew to the station on the maiden crewed voyage of the Starliner,

Concerns over a critical hydraulic system arose less than four hours before the Falcon rocket’s planned evening liftoff from Florida’s Kennedy Space Center. Officials say the launch is off until at least Friday.