Celestial planetarium dome, dark blues and purples, starry night sky, twinkling lights, nebula-inspired hues, iridescent colors, shimmering fabrics, metallic accents, futuristic architecture, spherical structure, immersive experience, 360-degree view, soft gradient lighting, atmospheric ambiance, mystical aura, cosmic-inspired patterns, glowing constellations, vibrant aurora borealis, ethereal mist, dreamy quality, surreal atmosphere.