 NASA and Boeing officials maintain that astronauts Butch Wilmore and Sonny Williams are not stuck aboard the International Space Station. NASA's Steve Stitch. Butch and Sonny are not stranded in space. But Starliner's having problems. As it went to dock with the station, several of its thrusters failed to work as expected. Now NASA wants to do tests on Earth to make sure the thrusters are up to the job of bringing the astronauts back. Stitch says the space agency is still committed to flying the astronauts back on Starliner.