Space Boffins celebrate their 100th Naked Scientists' edition with two major guests: NASA's head of science, Thomas Zurbuchen, and the UK Space Agency's head of human space exploration, Libby Jackson. They discuss the future of the International Space Station and lunar exploration and the inside-track on the troubled James Webb Space Telescope. Also aboard, Charles Cockell on asteroid mining, and Tim Gagnon on mission patch design. Like this podcast? Please help us by supporting the Naked Scientists