Celestial planetarium dome, starry night sky, immersive dark environment, subtle ambient glow, soft warm lighting, LED constellation installations, fibre optic starfield ceilings, glowing nebulae effects, 360-degree panoramic view, spherical projection screens, comfortable seating areas, minimalist modern architecture, sleek metal accents, polished concrete floors, dark blue and purple hues, atmospheric fog machines, misty ambiance, dramatic spotlighting, adjustable colour temperatures, high-contrast ratio lighting, cinematic lighting effects.