The X Series is a SciFi "Space Opera" where the player can fight agains other spaceships, trade goods, buy spaceships (Fighter and Capital Ships) and build own spacestations (to create own tradinggoods).
There are 5 books about the X Universe:
X: Farnhams Legend
X3: Keeper of the Gates (release 2009)
These books are written by Helge T. Kautz (german author)
These book is written by Darren "Steel" Astles
|X: Beyond the Frontier, X-Tension, X2: The Threat, X3: Reunion, X3: Terran Conflict|