space exploration, starfield, infinite replayability, procedurally generated planets, customizable spaceships, astronaut in zero gravity, space battles, alien encounters, futuristic weapons, space suit, detailed cockpit, asteroid mining, trading system, space colonies, planetary settlements, dynamic weather, cosmic phenomena, nebulae, star clusters, black holes, 3/4 composition, ambient starlight, high-resolution textures, advanced rendering, wide-angle view, interactive environments, RPG elements, quest system, character progression, immersive sound design, science fiction.