text:  NASA says the Starliners crew isn't stranded or stuck in space, but Commander Butch Wilmore, co-pilot Sonny Williams, won't be coming home anytime soon. Landing's on hold indefinitely, pending results of additional thruster testing and analysis of multiple helium leaks that occurred earlier in the flight. And they have to do it now because the compartment containing those thrusters and the fuel lines does not return to Earth.