the Warhammer 40,000 series, the Imperial Palace (site of the Golden Throne wherein the Emperor of Mankind is kept alive indefinitely) could be considered a megastructure. The palace is a complex of continent-wide structures with the Golden Throne being located in an area stretching across the whole of the Himalayan mountains. In the film Elysium, a luxury space station (a Bishop Ring) called Elysium houses the wealthy population of the human species. Large rotating space-stations are a staple of science fiction, including Arthur C. Clarke's novel 2001: A Space Odyssey, the battle school from Ender's Game, and the eponymous Babylon 5. Hollowed asteroids feature in various fiction, such as Kim Stanley Robinson's novel 2312, Larry Niven's Known Space, and Golden Age SF writers like Clarke and Asimov. In the 2022 film Moonfall, Earth's moon is knocked from its orbit and begins to circle closer to Earth. A conspiracy theorist believes the Moon is a Dyson sphere megastructure and turns out to be correct. Star Wars (1977 – Present, American sci-fi franchise) The Death Star from Star Wars is 100 km in diameter. The Centerpoint Station was a 350 km spherical space station at the Lagrangian point between the planets Talus and Tralus in the Corellia system. It was a gigantic and ancient hyperspace tractor beam with which an ancient race, known as Celestials, created the Corellia star system. With the help of the tractor beam, whole planets could be moved through hyperspace and arranged into their actual orbits around the central star. On the other hand, the same technology could be used as a weapon to destroy even stars. On the inside of the main sphere, a huge living space called Hollowtown was home to many people in a similar fashion as on the inside of a Dyson sphere. Coruscant, an enormous city, entirely covers its host planet. It serves as the capital of first the Republic and then later the First Galactic Empire. The Galaxy Gun, a large space station designed to destroy entire planets from across the galaxy could be considered a megastructure because its size is more than seven kilometres long. The Star Forge from Star Wars: Knights of the Old Republic. Glavis Ringworld is a ring shaped space station around a star in The Book of Boba Fett. Stellaris (2016 Video Game) Stellar-Scale Megastructures A Dyson Sphere is a megastructure added in the Utopia expansion, capable