Ornate planetarium interior, celestial-inspired Art Nouveau decorations, flowing organic lines, intricate metalwork, stained glass windows, iridescent colors, luminescent lighting, soft warm glow, starry night sky projections, astronomical instrument displays, ornamental railings, curved wooden panels, velvet drapes, bronze accents, Tiffany lamps, mosaic flooring, celestial-themed murals, subtle ambient lighting, 1/2 composition, shallow depth of field, realistic textures.