Scratch is a starship being constructed from an iron-rich asteroid that will be hollowed out and transformed into a ship. It will intercept, and attach to, an outbound comet. while the bulk of the comet protects the ship, the water, hydrogen and minerals of the comet will be used to support the colony of humans, complete construction of the ship, and provide the fuel to power and propel SCRATCH on its voyage. As a shuttle pilot, you have the chance of a lifetime: Tryout for a position as a shuttle pilot to support the SCRATCH mission...