futuristic alien cityscape with utopian architecture

advanced age ai alien architecture art artwork atmospheric barren bodies buildings celestial city cityscape civilization colony concept conceptual cosmic creative crescent desert design digital ecosystem environment exoplanet extraterrestrial fiction figures future futuristic galactic generated generation glare habitat hub humanoid imaginative inhabited interplanetary interstellar landscape life mood moon mushroomlike otherworldly planet science scifi settlement society space speculative structures sun surreal technology terraforming terrain travel universe utopian vision visionary world