Forget everything you learned playing Lunar Lander: Chinese boffins reveal secrets of Chang'e 5 probe's touchdown

Landing with liquid fuel aboard made slosh-avoidance essential. Plus: China names first woman to visit Tiangong space station
Chinese space boffins have revealed details of how the guidance navigation and control (GNC) system in the Chang'e 5 got the probe onto the surface of the Moon despite its propellant sloshing about inside.…