卡通扁平化手绘风科技自然融合书本展开科学幻想世界插

illustration, minimalist cartoon style, main colors blue, yellow, white, bright and lively color scheme, open book at the bottom center, telescope and trees on the book, surrounded by astronauts, rockets, planets, stars, space elements, imaginative and exploratory atmosphere, decorative elements like stars, clouds, and test tubes, black background to highlight foreground, visually dynamic and fun, conveys curiosity and dreams of space exploration