Celestial planetarium interior, ornate Art Nouveau details, flowing curves, organic forms, stained glass ceiling, intricate metalwork, vibrant jewel-toned colors, luxurious fabrics, plush velvet drapes, gilded accents, soft warm luminescence, subtle shimmering effects, dramatic spotlights, ambient indirect lighting, starry night sky projections, mystical atmosphere, ornate wooden panels, sinuous lines, botanical motifs, whimsical astronomical instruments.