With this comprehensive, interactive guide to the galaxy, young astronauts can take a fantastic journey through space. The book explains all about the mysteries of the universe, including the stars, galaxies, planets, supernovas, black holes, constellations, and other astronomical wonders. Detailed photographs and stunning illustrations reveal the night sky in all its glory and provide an up-close look at the most recent discoveries and technology. Eighteen glow-in-the-dark, stick-on stars allow young readers to create their very own constellations.