From the biggest to the closest & from the driest to the fastest, this book looks at the amazing record-breakers in the Universe. It uses stunning icons, graphics & visualisations to show you how these amazing planets, stars, comets & asteroids are true galactic greats. See what is inside a volcano & discover how violent a volcanic eruption can be. Discover why conditions on our planets are just right for life to exist. Find out about the planets that exist outside the Solar System & measure how big they are. Weigh how much Moon rock was brought back by the Apollo missions.