This prompt can generate a modern beautiful painting based on any Keyword. The only limit is your imagination. Write the prompt and insert your preferred Keyword so Midjourney can use its imagination to give your desired result.

Oil painting，a drawing of train traveling over a railroad at night,A solar system with the planets and stars, acrylic paint in the style of young children, simple lines, kids drawing, fun bright colors, colorful background, stars in the sky, earth planet. --ar 5:7