What are comets made of? Which planet is the hottest? Which one is the coldest? Join Sadie and her cat, Buckles, on a daring journey through the solar system to answer these questions and more. In this delightful tale, Sadie visits each planet, marveling at comets, asteroids, and more along the way. And with each stop, young readers are introduced to fascinating facts about outer space, sparking curiosity about the wide expanse of our universe. This book is an engaging and educational addition to any toddler’s library. Featuring: A constellation of STEM facts. There’s nothing toddlers enjoy more than asking “why?” Here, your budding astronaut’s questions are answered; Whimsical story and engaging rhymes. The inquisitive Sadie and her adorable cat are sure to charm little ones who dream of space travel and love gazing up at the night sky; and much more.