Celestial planetarium interior, dark blue and purple hues, starry night sky inspiration, metallic accents, glossy surfaces, nebula-inspired color gradients, soft luminescent lighting, ambient glow, subtle texture overlays, futuristic architectural design, spherical dome-shaped ceiling, 3D projection mapping technology, immersive cinematic experience, comfortable seating areas, interactive exhibits, educational displays, astronomical instrument installations, minimalistic decor, sleek lines, sophisticated ambiance, mysterious atmosphere, deep blues and purples, rich blacks and grays, warm beige accents, subtle bronze tones, atmospheric misting effects, dramatic spotlights, panoramic views.