"It hasn't before-and I'm really hoping that it didn't decide to start passing this time, because that would make things interesting." He glances to Lee. "It's this travel system the Ancients came up with-a bunch of rings either floating in space or sitting in the ground that open up wormholes from gate to gate. Pretty fast and handy way to travel." He pauses. "Most of the time, anyway. We built the gate outside, and it's just a little bit...screwy."