When does Stargate SG-1 return?

Stargate SG-1 is a military science fiction adventure television series. The show is based on the 1994 science fiction film Stargate by Dean Devlin and Roland Emmerich. It premiered on Showtime on July 27, 1997, and moved to the Sci Fi Channel on June 7, 2002; the final episode first aired on Sky1 on March 13, 2007. The series draws upon Egyptian, Greek and Norse mythology, as well as the legend of King Arthur.