Thousand Suns is a science fiction roleplaying game that includes all the rules needed to play. In addition, it describes the Thousand Suns setting, detailing its worlds, alien races, and conflicts.

The setting provides not only lots of detail but plenty of options as well, allowing Game Masters to tailor it to suit their needs. Everything from world building to starship construction and combat to alien species creation is here, so that nothing stands in way of creating the ultimate science fiction adventure.