Series 1, Episode 4
14 February 2018
Today reusable rockets, lunar bases and plans to colonise Mars are everyday news. We’re on the brink of a new space age and space travel will become commonplace in the future. All you early birds who want to know how you can soon drive around in your spaceship or steer a probe through our solar system, you’ll need to have a good idea of gravity and orbital mechanics. So here’s a primer.