Nasa says it's on track to launch its Artemis II mission in early April, which will see astronauts fly around the Moon for the first time in more than 50 years. The rocket had been set to blast off in March,

Astronaut safety and delays were top concerns in a new audit of NASA’s plans to use either SpaceX’s Starship or Blue Origin’s Blue Moon lunar landers on future Artemis missions, although costs have re...