Celestial planetarium dome, futuristic architecture, dark blue night sky, twinkling starlight, soft ambient glow, LED lighting system, color-changing nebulae, spherical projection screens, immersive 360-degree experience, sleek metal beams, minimalist interior design, polished concrete floors, circular seating arrangement, comfortable cushioned chairs, subtle floor lighting, atmospheric fog effects, dramatic spotlighting, vibrant purple and blue hues, high-contrast ratio, cinematic visual effects, realistic planetary textures, detailed astronomical models.