https://www.scmp.com/news/china/science/article/3255351/nasas-dream-comes-true-china-plans-build-giant-rail-gun-launch-hypersonic-planes-space
https://www.scmp.com/news/china/science/article/3255351/nasas-dream-comes-true-china-plans-build-giant-rail-gun-launch-hypersonic-planes-space
bringing a science fiction concept into reality presents an engineering challenge that requires both research and innovation; research to find what the real life problems stopping you are, and innovation to solve them