Cosmic twins, Gemini constellation, celestial bodies, nebula background, vibrant purple and blue hues, starry night sky, 3/4 composition, soft glow effect, ethereal atmosphere, misty aura, delicate features, identical twin girls, curly silver hair, sparkling eyes, shimmering makeup, flowing white gowns, intricate lace details, dainty legs, bare feet, standing back to back, gentle smiles, dreamy expressions, subtle animations, glowing auras, mystical ambiance, panoramic view, cinematic lighting, HDR.