In the last two years, former NASA engineer Casey Handmer has written a series of articles that come to a startling conclusion: Elon Musk’s “Starship” project at SpaceX has a real chance of changing everything about space travel, and with it, the world. Â It could revolutionize major industries, the economy, the technology we live with in the world around us, and the future of humankind. Â Sound like a stretch? Â Perhaps…but if even just a bit of this revolution comes to pass, Starship could make the world of ten or twenty years from now very different. Â So, today on Great Ideas, what is Starship, what does it mean, and why are the implications so profound?