The Jedi exiled after the 100 year darkness travelled through a nigh un-navigable area of the galaxy (at the time) to arrive on Korriban (Moraband).
Sensing the planet, a refuge, in the darkness of space, they followed the force in a way a normal navigator could not.
This is all according to the Bok of the Sith. Sounds like the Seek power to me. Just an interesting little snipet, a way to see seek in action.