Young Teggs Stegosaur is a pupil at ASTROSAURS ACADEMY- where dinosaurs train to be ASTROSAURS. With his best friends Blink and Dutch beside him, amazing adventures are never far away! The cadets are set a Christmas challenge - to make the brightest, biggest festive decorations the Academy's ever seen. But when Damona takes giant tree from the Land of Secrets, it's the beginning of an icy disaster . . . one that could doom her friends, the Academy and Christmas itself - across the galaxy!