SpaceshipsAlien LandscapesCyberpunk CitiesRobots and AITime TravelDystopian FuturesSpace StationsAlien SpeciesFuturistic TechnologyPost-Apocalyptic WorldsSpace ExplorationParallel UniversesCyborg CharactersTerraformed PlanetsVirtual RealityMecha and ExosuitsSpace BattlesRetro FuturismBiopunkHolographic InterfacesMegastructuresAlien ArtifactsInterstellar TravelQuantum Realms
Megastructures

Megastructure: Dyson sphere under construction around a star, with swarms of worker ships --v 6.1

Megastructure: Dyson sphere under construction around a star, with swarms of worker ships --v 6.1