The Expanse is an American science fiction television series on Syfy, developed by Mark Fergus and Hawk Ostby, based on the series of novels by Daniel Abraham and Ty Franck (writing under the pseudonym James S. A. Corey). Set in a future where humanity has colonized the Solar System, it follows United Nations executive Chrisjen Avasarala (Shohreh Aghdashloo), police detective Josephus Miller (Thomas Jane), and ship's officer Jim Holden (Steven Strait) and his crew as they unravel a conspiracy that threatens peace in the system and the survival of humanity.The series premiered on demand on November 23, 2015, and on Syfy on December 14, 2015. A 13-episode second season premiered on February 1, 2017. In March 2017, Syfy renewed The Expanse for a 13-episode third season to air in 2018. The series received positive reviews from critics, who highlighted its beautiful visuals, well-developed characters, and thrilling political narrative. It has received a Hugo Award for Best Dramatic Presentation as well as a Saturn Award nomination.