Three astronauts could be forced to remain in space indefinitely after something floating around the Earth may have seriously damaged their one way home.
Astronauts sidelined for the past year by Boeing's Starliner trouble blasted off to the International Space Station on Friday, getting a lift from SpaceX.
Elon Musk has made unfounded claims that two NASA astronauts were left on the space station for "political reasons" after their Boeing spacecraft ran into problems.