Season six of Stargate SG-1, an American-Canadian television series, began airing on June 7, 2002 on Sci Fi. The sixth season concluded after 22 episodes on February 19, 2003 on British Sky One, which overtook the Sci-Fi Channel in mid-season. The series was developed by Brad Wright and Jonathan Glassner. Season six regular cast members include Richard Dean Anderson, Amanda Tapping, Christopher Judge, Corin Nemec, and Don S. Davis.
In this sixth season premiere, Jonas (Corin Nemec), unable to return to Kelowna, is eager to "finish what the missing Dr. Jackson started."
Carter (Amanda Tapping) estimates that the Stargate can only withstand the attack for another 54 hours. Teal'C (Christopher Judge) and his son, Ryac, decide to seek and destroy the weapon that has transformed the gate into a time bomb.
Carter (Amanda Tapping) and an SG team board an apparently abandoned Gou'ald mothership and are ambushed. With its drive controls disabled by Anubis' evil plot, the ship plummets through the atmosphere and crashes into the Pacific Ocean.
When woman is found frozen in the ice near an Antarctic research station, the SG-1 team is sent to investigate. The three scientists who found the woman - Michaels, Osbourne and Dr. Woods - believe she is thousands of years old.
Carter (Amanda Tapping), Teal'C (Christopher Judge) and Jonas (Corin Nemec) are sent to a small town on the Oregon coast to search for missing research scientist Richard Flemming.
O'Neill (Richard Dean Anderson) flees a Jaffa attack on an unknown planet but is captured alongside a slave before reaching the Stargate.
SG-1 receives a delegation from Kelowna, a country on Jonas' home planet. The leader of the delegation tells SG-1 that peace on his planet is being threatened by a non-aggression pact between two rival powers.
Professors Coombs, Meyers and Felger are examining the ruins of a gou'ald temple on an unfriendly planet. O'Neill and Teal'C, who are standing guard, leave to join Carter and Jonas, who are a short distance testing equipment near the stargate.
The Tok'ra and rebel Jaffa fighting along side them suffer heavy casualties when Anubis' forces overrun SG positions in the Risa system. During the funerals that follow, a scuffle breaks out between Ocker, a Tok'ra and Artok, a Jaffa.
SG-1 pays a visit to Panger, where a working Stargate has recently been discovered among some ruins.
When TV reporter Julia Donovan gets wind of a top secret project called Prometheus, the president orders General Hammond to kill the story.
After rescuing SG-1 from hyperspace, the Asgard leader Thor asks SG-1 help fight the replicators that have overrun his homeworld. ]
SG-1 returns from an archeological site on another planet carrying an ancient artifact that glows and emits strange energy waves.
When Sen. Kinsey is assassinated in broad daylight in front of a dozen civilian witnesses, Col. Jack O'Neill is the prime suspect, having been seen and videotaped leaving the scene with a rifle in hand.
Col. Jack O'Neill is at home, grilling hot dogs in his backyard, when his former friend Col. Harry Maybourne - the traitorous National Intelligence Division (NID) agent now wanted for high treason - shows up. O'Neill threatens to turn him in.
The episode starts with Jonas and Carter talking, when suddenly the Russian SG team returns. They bring back a sickly man named Alebran, who informs them that Nirrti is experimenting with his people.
With Anubis, the most powerful of the Goa'uld system lords, increasing his ability to acquire and use advanced weaponry against Earth, Gen. Hammond decides to break the secrecy of the Stargate program.
While on a recon mission to planet P2X-005, where no humans are supposed to have visited, Col. Jack O'Neill finds a photograph of a young human woman.
In a busy hospital Teal'c is wheeled into surgery. As the surgeon in charge looks at him, the doctor's eyes glow white: It is the Goa'uld system lord Apophis.
Col. Jack O'Neill is miffed about being taken off SG missions to baby-sit the commander and crew of the Prometheus on her shakedown cruise.
SG-1 is on planet P4S-237, talking to the people there who have been oppressed by the Goa'uld system lord Ba'al, whose emissary, system lord Mot, regularly visits the planet to collect a tribute in the form of Naquadah.
Col. Jack O'Neill is riding the elevator at Stargate Command when Dr. Daniel Jackson, who had, nearly a year earlier, ascended to a higher plane of existence, suddenly appears and asks for help.