seamless space pattern featuring colorful rockets, planets, and stars on a dark background

astronomythemed astronautical childfriendly lighthearted interstellar handpainted exploration imaginative background spaceships decorative futuristic featuring whimsical astronomy celestial adventure seamless colorful creating galactic creative artistic detailed charming pattern rockets planets playful vibrant stellar design galaxy saturn system cosmic trendy modern travel space stars outer solar motif dark fun art Ai ai generated