Four astronauts completed an operation to reposition a spacecraft at the ISS space station in a manoeuvre that took about an hour on Sunday. Live images from the US space agency NASA showed Nick Hague, Suni Williams and Butch Wilmore, along with their Russian crew-mate Alexander Gorbunov, board the Crew Dragon capsule, undock it, and dock it again at a different location. NASA’s control centres and those of the private space company SpaceX, owned by tech billionaire Elon Musk, coordinated the operation. The re-parking became necessary because the next supply flight to the ISS is scheduled to t…