The sci-fi genre have typically produced works that implicitly asks an what if? question (often more than one). The author states one or more possibilites and then proceed to answer it with his work. RPG whit sci-fi settings are no different. Many scientific and technological possibilities are intertwined in a way to produce a rich and elaborate work.
Some examples of science fiction RPGs inludes:
- Blue Planet
- Cyberpunk 20XX
- Eclipse Phase