"Machines of every kind are the backbone of space travel. In this, the third book in the Dr. Dave Astronaut series, the former NASA astronaut takes readers on a tour of the incredible equipment that allows humans to travel, live, and work in space, with a focus on technology and engineering."-- Provided by publisher.
Williams, Dafydd, 1954- Dr. Dave, astronaut.
Space vehicles -- Juvenile literature.
Krynauw, Theo, illustrator.