What answers do Space explorers seek? Who was the first person to research on rockets for spaceflight? Which country first ventured into the development and launching of rockets into space? This Encyclopedia will answer these and more whats and whos for you. Learning is made simpler with well-labelled diagrams and an extensive glossary of difficult words. Bonus: The book comes loaded with Isn' t It Amazing— a section of fun facts to keep you glued for more.