The Discussion: Techniquest in Cardiff Bay Our Good friend Dylan O’Donnell at Star Stuff A listener’s email on the naming of spacecraft, prompting a debate on history, cultures and tearing down statues.   The News: Britain’s ambitious spaceports hit regulatory purgatory China’s plans for this year include space station completion, comet and asteroid missions Unknown heroines of space & astronomy for International Women in Science Day The news discussion: NASA contract a Mars Sample return rocket.   Nebulas: A look at the weird and wonderful nebulae that you can see through telescopes or use to understand the interstellar medium and star formation. This month we focus on Emission Nebulae.   Q&A: Why do astronauts travelling from the earth to the moon appear to experience complete weightlessness? From our good friend Paul Waterhouse in the Forest of Dean, UK