Twenty First Century Books Books
Books editi da Twenty First Century Books con argomento Astronautics
Seven Wonders of Space Technology
Bortz Fred
edizioni Twenty First Century Books collana Twenty First Century Books (Library) , 2011
"In this book, we'll explore seven wonders of space technology. Scientists and engineers have built vehicles and equipment to explore the farthest reaches of the solar system. Orbiting satellites and telescopes have given us everything from more accurate weather reports to glimpses back to the beginning of the universe....
Human Travel To The Moon and Mars
Doeden Matt
edizioni Twenty First Century Books collana Twenty First Century Books (Library)
Discusses the history, financial aspects, and risks of space exploration.