sentences:  Meanwhile, the ship detects an incoming stealth vessel.Inigo, being the shipmaster, is in charge of the engines, but finds that he cannot make them accelerate without danger of nova (this happens if the engines are pushed too hard, if non-Conjoiners attempt to open a Conjoiner Drive to reverse-engineer it, or if the two engines on a ship are allowed to get more than 1 mile away from each other).He gets permission to let Weather look at the engine, but she insists she cannot do anything to help.