That sounds a little too unstable, too unpredictable, and not all that necessary when we have other energy sources at our disposal. I don't think there's any technology here capable of harnessing that kind of energy safely either, and I'd rather not risk blowing up the shuttle.

[ Particularly while there are people on board. Either way, he's not planning on going too far for now, so it's not like he needs that much of a boost. ]