People have been mystified by the Milky Way since ancient times. The Milky Way contains over 200 billion stars, but it is also made up of gases, dust, stars, planets, and solar systems. With detailed images and fascinating sidebars, this nonfiction Spanish book explores the Milky Way in depth, and introduces students to new concepts, vocabulary terms, and STEM topics. Aligned to state and national standards, the leveled text supports students reading at above-, below-, and on-grade level. The fun lab activity encourages students to think like scientists. Keep students engaged in learning with this Spanish book.