The Edge Chronicles: Midnight Over Sanctaphrax (book 3)

This book is by Paul Stewart and Chris Riddell. In this book Twig and his crew look like shooting stars as they fall out of the sky. Peices of thier sky ship are being thrown all around and they fall to the ground in Undertown. The professor of darkness finds Twig in the Stone Gardens and brings him back to his study. The professor tries to get Twig to tell him what happened, but Twig just cant remember. Twig then meets a boy named Cowlquape and asks him to become his apprentice for the professor said that Twig was to take the place of being the new professor of light. He tries to go out and fing the rest of his crew when the professor tells him that there were eight other "stars" that fell out of the sky just like Twig. Twig then sets off with Cowlquape to find his crew. But for some reason,evrytime Twig finds one of his crew members, he begins to glow. In the meantime the mind storm that Twig lost his father in is getting stronger. It is so powerful now that people are starting to fight for no reason because of the brain washing mist and rain that fall from its clouds. As Twig travels through the Twilight woods and the Deepwoods, he comes across a woodtroll trail. He followed it all the way to the village he grew up in and greets his adopted mother, but also finds out his adopted father is dead. He then finds Woodfish and follows him to the legendary Riverrise! When they reach there, he finds out what his father told him to remember...................... He had to cut the chain that kept Sanctaphrax in place or the mind storm (mother storm) would never get to rejuvinate the Edge Lands waters! If the mind storm cant rejuvinate the Edge Lands water then everyone will die!!!