水彩手绘风太阳系八大行星天体宇宙插画

solar system illustration, minimalist cartoon style, white background, color scheme includes blue, orange, red, gray, and black, celestial bodies including Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, Neptune, Pluto, Sun, Moon, and black hole, evenly arranged in three rows of four, each labeled with its name, decorative elements include texture and color gradients for each celestial body, clear and informative visual, cute and easy to understand style