Meet NASA inventor Masahiro Ono! He's here to introduce readers to the importance of asteroid exploration. Alongside Masahiro, readers will learn about how he and his team are building a probe that can hitch itself to an asteroid. They'll learn about asteroids, the Kuiper belt, tether technology, carbon nanotubes, regenerative braking, and more. Students will learn about the process of technological design and the importance of space exploration. The Inventor Feature at the back of the book encourages readers to create their own inventions. For more information about interesting space inventions, check out other titles in the Out of This World series!