Former U.S. astronaut Clayton ‘Astroclay’ Anderson weighs in as the two stranded Starliner astronauts prepare to return to earth after a SpaceX relief crew arrived at the International Space Station over the weekend. Former U.S. astronaut Clayton ‘Astroclay’ Anderson weighs in as the two stranded Starliner astronauts prepare to return to earth after a SpaceX relief crew arrived at the International Space Station over the weekend.