But this method would make it possible to travel indefinitely carrying nothing more than a paperback and a credit card.

We have sold everything to travel indefinitely.

However, each sector is unbounded, and the player may travel in any direction almost indefinitely.

And it's a big out back; you can travel indefinitely without coming within cooee of a phone call or an email.

One could travel indefinitely in gravdrive at cruising speed.

Normally they travel indefinitely and are harmless.

The Sagan can't travel indefinitely without refueling.

The ship and its crew would travel indefinitely without a lack of sponsors.

In the flat earth model, if they travel indefinitely in a straight line, they would never retrace their steps.

And when it was clamped to the singularity, the tuberider could travel indefinitely using the spacial transform effect.