Technical problems with the Starliner spacecraft mean that two astronauts from the US space agency NASA currently aboard the International Space Station (ISS) will not return to Earth until February 2025, NASA told a press conference on Saturday. The two astronauts, Barry Wilmore and Sunita Williams, are also due to return in a different spacecraft, the Crew Dragon from SpaceX, not the Starliner, NASA said. The two have been on the ISS since June, although they were only supposed to stay one week. This decision was made for safety reasons, said NASA boss Bill Nelson. The step means the launch …