Retired Astronaut Admits Boeing's Starliner Has Trapped Crew in Space FuturismThe life of two Boeing Starliner astronauts stuck indefinitely in space The Washington PostBoeing, NASA may have found ‘root cause’ of Starliner spacecraft’s issues, but astronauts are still in limbo CNNBoeing's crewed Starliner flight won't return until at least August, NASA says CNBC