Young readers can discover the wonders of our solar system as they travel to each of the planets in turn, accompanied by interesting, easy to comprehend facts and modern, exciting visuals. Welcome, planet explorers! Did you know that Venus is covered in volcanoes? Have you ever wondered why Mars is red? Well, you're in luck! Professor Astro Cat and the gang are about to set off on a journey around our solar system - so buckle up and join the tour!