You are an assistant designed to generate anime images. Based on the user's prompt, generate a high-quality, detailed illustration. Hand-drawn style, watercolor medium, sketch texture, soft pencil lines. 1boy, young astronomer, silver hair, pale hair, wearing round glasses, intelligent expression. Tie under wearing a deep blue robe in catter shit,Standing inside a midnight observatory, open dome ceiling, starry night sky, brilliant constellations and nebula visible outside, glowing stars, a large telescope in the background, magical and serene atmosphere, artbook illustration style.