space fleet, Stellaris, merging ships, tactical formation, sci-fi, starships, multiple hull designs, advanced propulsion, glowing engines, energy shields, detailed textures, metallic surfaces, interstellar background, nebulas, star clusters, cosmic dust, real-time strategy, dynamic lighting, strategic overview, 3/4 composition, soft ambient light, high-resolution, detailed cockpit, holographic interfaces, uniform fleet livery, coordinated maneuvers, vast universe exploration, deep space, fleet command, tactical display, futuristic.