Humans are heading back to the Moon. But once we get there, how on the Moon will we stay alive? In this practical guide, future astronauts will learn how to build underground cities in lava tubes, shield themselves from dangerous radiation, and grow the food they'll need to survive. As well as practical tips, Joalda Morancy lifts a lid on some of the coolest developments in lunar science - including the giant catapult that could be used to get stuff back to Earth!