NASA’s Mars helicopter “Ingenuity” can no longer fly, the US space agency announced on Thursday. Images sent to Earth this week show that one or more of the mini helicopter’s rotor blades were damaged during a landing. Although “Ingenuity” is still upright and can communicate with the control centre on Earth, the helicopter can’t get airborne. This means that the helicopter’s mission, which was originally only scheduled to last 30 days, is now over after around three years on Mars, NASA said in a statement. “The historic journey of Ingenuity, the first aircraft on another planet, has come to e…