What are stars made of? Why do they die? Has anyone or anything ever lived on Mars? What are sunspots? How big is the International Space Station? Take a journey through the amazing Universe and into the unknown beyond, and collect some bitesize facts about space, time and space travel along the way. Fast Facts is a new series of high-interest, lower reading ability books aimed at fact-hungry children who enjoy information books but may be less confident readers or have difficulty with the usual quantity and level of text aimed at their age group.