Stranded astronauts In June, Boeing finally launched a crewed mission with its Starliner spacecraft, taking NASA astronauts Butch Wilmore and Suni Williams to the International Space Station. The mission was long overdue, after years of development and test flight problems left it far behind rival SpaceX in carrying astronauts to the ISS.But the success proved short-lived: Soon after the Starliner’s arrival, NASA disclosed that helium leaks and thruster outages meant it wasn’t safe for the s...