Seymour Simon
The Universe: A Fun Picture Book About Space, Stars, and Galaxies for Children (Ages 6-10) (Smithsonian-science)
Imagine the biggest thing you can think of—now imagine something bigger that hasn't even stopped growing. That is the universe. Our own galaxy, the Milky Way, though enormous, is a tiny speck among the 100 billion galaxies containing nebulas, planets, "space pods," billions of stars, and black hol...
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