A new economy is emerging in space. Elon Musk’s SpaceX has driven down launch costs, helping to revolutionise space travel. As the cost of reaching Earth orbit falls, ideas for new businesses that could operate there are gathering steam—from manufacturing drugs to hotels and tourism. At the more exhilarating end of the spectrum is asteroid mining. Once a staple of science fiction, could it soon become reality?

Host: Alok Jha, The Economist’s science and technology editor. Contributors: Peter Diamandis, founder of the XPRIZE Foundation; Sara Russell of Britain’s Natural History Museum; Lindy Elkins-Tanton of Arizona State University; Mitch Hunter-Scullion of the Asteroid Mining Corporation; The Economist’s Geoff Carr and Laurence Knight.

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