The last in the Sci-Fi Toolkit series delivers everything you need to create worlds of adventure for your sci-fi settings.

In the Sci-Fi World Builder Toolkit you'll find rules and advice on creating a universe for your players including a rundown on the types of science fiction campaign you can attempt, guidelines for creating and populating worlds, handling interstellar trade, starship combat, adapting psionics and much, much more.

This is a downloadable PDF title.