Find out what it takes to begin a career in space exploration and how different workers can fill a variety of roles in the quest to reach distant planets and stars.

Calling All Innovators series introduces students to careers in science and technology. The complex text allows readers (Grades 5-8) to determine the main idea and explain how it is supported by key details. In 1942, a manmade craft was launched into outer space for the first time in history. Since then, many of the world's best and brightest minds have dedicated themselves to exploring the furthest reaches of the universe. Readers will learn about some of the greatest space missions in history and find out what today's top engineers and scientists are doing to advance space exploration to new heights.