Los asteroides y los cometas (Asteroids and Comets) is a 32-page nonfiction science reader written in Spanish for students in Grades 3–5. This book explores the fascinating world of space rocks—covering what asteroids and comets are, how they form, and how they move through the solar system. With vivid images and age-appropriate text, it supports Spanish literacy and STEM instruction in bilingual or dual-language classrooms. Perfect for science centers, group reading, or independent exploration. • Introduces Spanish readers to basic astronomy concepts. • Explains the differences between asteroids and comets. • Encourages inquiry-based learning and space science engagement. • Includes real NASA images to captivate young scientists. • 32-page Spanish reader aligned to Grades 3–5 science standards.