Boeing’s Starliner spacecraft arrived at the International Space Station (ISS) on Friday night for the first time. After flying for around a day, the unmanned ship docked at the ISS some 400 kilometres above Earth. It carried about 225 kilograms of NASA cargo and crew supplies and more than 130 kilograms of Boeing cargo. The successful flight was an important test for the crisis-ridden starliner. A series of problems has put the project two years behind schedule. Boeing plans to use the Starliner to transport astronauts to the ISS in future, providing an alternative to the SpaceX “Crew Dragon”…