What is that device observing planets and other celestial bodies far beyond Earth's atmosphere? It's a space telescope! With the help of vibrant images and factual, elementary-level STEM text, this nonfiction astronomy title for children examines the history of space telescopes, how these tools are used, where they orbit, and the data they collect. A space science feature spotlights a specific space telescope and its mission. Captions, on-page definitions, additional resources, and an index support readers in grade 2 and up.