A detailed 8k wallpaper featuring a girl and a robot against a starry sky and city skyline. The design showcases ultra-intricate and super complex details, emphasizing the unity between the girl and the robot amidst the cosmic backdrop. The night sky is filled with stars, casting a gentle glow over the scene. The city skyline adds depth, with its towering structures silhouetted against the celestial canvas. Despite the complexity, the scene captures a serene harmony, blending human and machine against the expansive universe.