卡通手绘风太空探索儿童宇航员牵手奔跑宇宙星球插画

cartoon illustration, deep blue main color, vibrant color scheme including orange, yellow, green, red, pink, various planets, rockets, stars, planets with rings or spots, simple and bright rockets, irregular stars, decorative elements like planet rings, rocket flames and fins, star twinkles, deep blue starry background with asteroids and meteors, lively and cute visual effect, conveying curiosity and fun of space exploration，two adult astronauts, happy expressions, one walking, one floating, wearing spacesuits, no direct interaction, 文案“TRADING CARD BOOK”“designed by LIBO”