Open this book to learn about the U. S. Air Force's fighting machines. Discover the world of stealth jets and unmanned aerial vehicles. Find out how transport and support planes and helicopters can be as important as fighter jets. In this book, you will meet Hercules and Huey (and see how they fly! ), learn how satellites are used to assist Air Force planes, and see an aircraft that can rise straight up and hover like a helicopter and fly like an airplane.