NASA has made the difficult decision to ground Boeing Starliner spacecraft leaving two astronauts stranded at the International Space Station for 8 months the decision comes after a series of Thruster failures and helium leaks during the mission raising concerns about the capsule safety for the return Journey astronauts Butch Wilmore and Sunni Williams will now return to Earth in February aboard a SpaceX capsule the Starliner capsule will undock in early September and attempt an autonomous return Landing in newx Mexico