What are comets and where do they come from? Why do we need to study asteroids? What are meteor showers? Find the answers in this book! Some comets take thousands of years to move once around the Sun. But Halley's Comet comes by every 76 years. Learn where billions of comets hang out in space.
This is Book 5 in the InfoSearch: The Universe Series. See all InfoSearch: The Universe books here.
Raman Prinja is Professor of Astrophysics at University College London. In addition to researching astronomy, he has written various science books for children.
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