From multi-million-copy selling author Francesca Simon, and David Walliams' illustrator, Tony Ross, comes the intriguing tenth Horrid Henry's Factbook about all things outer space. What sound does the sun make? How long would it take to travel there in a car? And how do astronauts go to the toilet? Bursting with out-of-this-world facts and cosmic trivia, this is the perfect guide to everything a Horrid Henry fan has ever wanted to know about outer space, ideal for budding scientists and astronauts and Henry fanatics alike. Readers can surprise and awe their family and friends with amazing new knowledge!