From publisher blurb:
Your adventure starts here!
Join the adventure as Clement Sector, one of the most popular and fastest growing science fiction settings, expands with its own rulebook! Using a unique blend of The Cepheus Engine and the 2d6 Science Fiction OGL rules, Clement Sector: The Rules builds on those to create a framework for action packed role-playing game excitement!
Fight epic space battles! Explore new worlds! Become a pirate! It's all possible in Clement Sector and these rules provide the foundation for your exploits!
Use these rules for your own settings or, in concert with The Clement Sector Core Setting Book, strike out on an adventure in the Clement Sector setting. It's in your control!