Irish journalist Leo Enright joins us to discuss commentating on Apollo 17, an unfortunate celebrity encounter, the world's first astronomers, 20 years of Mars Express, sun angles on the Moon and the worst-named European mission. Sue continues her reports from the Artemis European Service Module cleanroom in Germany, talking to ESA's head of human and robotic exploration, David Parker. She also meets Bill Hartwell from NASA to chat about the success of Orion and working with Russia in space. Like this podcast? Please help us by supporting the Naked Scientists