a majestic castle perched atop a floating island beneath a starry sky illuminated by a crescent moon the image evokes themes of

castle night sky stars moon crescent clouds floating island fantasy magical mystical dreamlike surreal fairytale enchanted ethereal silhouette dark gothic architecture medieval ancient solitude mystery wonder adventure horizon landscape digital art artwork concept background wallpaper nebula space galaxy cosmic astronomy outer celestial beautiful bright majestic perched atop beneath starry illuminated evokes themes moon isolation pursuit dreams generative