This dynamic series explores the most extreme things in space. Readers will learn about everything from the largest and brightest to the coldest and darkest space objects, including stars, planets, galaxies, and more! Each book highlights these space wonders and shares how scientists are working to uncover the mysteries of space. The books finish with questions that challenge readers and encourage critical thinking. Large, dynamic imagery accompanies the text and immerses readers in the beautiful and cool phenomena that fill the universe. Aligned to Common Core Standards and correlated to state standards. A&D Xtreme is an imprint of Abdo Publishing, a division of ABDO.