Spaceship Blue Typhoon is a novel based on the anime series Sonic X. It was written by Diana Gallagher and published by Grosset & Dunlap on 8 September 2005.
Sonic is the only one who can beat the Metarex. The problem is, he needs the Chaos Emeralds to do it, and they are, of course, lost in space. So Sonic and his gang board the Blue Typhoon to begin their search. But what they don't realize is that they're being followed by Dr. Eggman. Can they find the Emeralds before he does?