Galaxies: Immense Star Islands
David Jefferis
Paperback
(Crabtree Publishing Company, Jan. 1, 2009)
Our solar system is a part of a galaxya collection of billions of stars, gases, and dust. Our galaxy and others are explored in this fascinating new title from the Exploring our Solar System series. Learn what a star island is, how big is our own galaxy, what is a galactic year, and the different kinds of galaxies.
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