Deep Space Station

This Location can only be gotten to by going to a Rebel / Freelance / Imperial Space Stations, and not just any Rebel or Freelance or Imperial Space Stations. But very specific Space Stations:

Freelance the Space Station in Dathomir Space Imperial the Imperial Claw Station in Endor Space Rebel the Rebel Space Station in Dantooine Space

To go to kessel approach the appropriate space station, and /comm with it. One of the menu options should be go to kessel or go to deep space.