Season six of Stargate SG-1 began airing on June 7, 2002 on the US-American Sci-Fi Channel. The sixth season concluded after 22 episodes on February 19, 2003 on British Sky One, which overtook the Sci-Fi Channel in mid-season.

Broadcast Episodes

Image Title Number Airdate Planet(s) Race(s) Enemies
Redemption, Part 1 "Redemption (Part 1 of 2)" 601 June 7, 2002 Earth, P2X-374, Unnamed Chulakian, Goa'uld, Jaffa, People of P2X-374 Anubis
As SG-1 struggle to come to terms with the loss of Dr. Daniel Jackson, Colonel Jack O'Neill is pressured by the Russians to allow a Russian to join SG-1. Jonas Quinn makes himself at home at Stargate Command, while Major Samantha Carter works on the new X-302 hyperspace fighter and Teal'c has an unhappy reunion with Rya'c. But things take a turn for the worse when the Stargate is left mysteriously open and slowly gathering energy which unless stopped will ultimately result in the destruction of Earth.
Redemption, Part 2 "Redemption (Part 2 of 2)" 602 June 14, 2002 Anubis' World, Earth, Unnamed Chulakian, Goa'uld, Jaffa Anubis
In the aftermath of the failed mission to contact the Asgard, Stargate Command struggle to find a way to shut down the Stargate before the resulting energy build-up destroys Earth. Meanwhile, on the outside, Teal'c, Bra'tac and Rya'c break into Anubis' stronghold to stop the weapon. Back on Earth, the teams plan to use the new X-302 hyperspace fighter to send the Stargate away.
Descent "Descent" 603 June 21, 2002 Earth Asgard, Jaffa Ninja Jaffa
With Jonas Quinn now the fourth member of the team, SG-1's first mission is to investigate a supposedly abandoned Ha'tak vessel orbiting Earth. They discover that it belonged to Anubis, and that the consciousness of Thor caused the ship to malfunction. Furthermore, the ship is heading down towards the Pacific Ocean and there doesn't seem to be any way to stop it.
Frozen "Frozen" 604 June 28, 2002 Earth Ancient, Tok'ra Plague
SG-1 is in Antarctica, examining the site of Earth's first Stargate. There, they find a young woman who has been preserved in the ice for several million years. Soon, Colonel Jack O'Neill and the rest of the Base fall ill after being struck by an unknown and deadly disease that seems to be incurable.
Nightwalkers "Nightwalkers" 605 July 12, 2002 Earth Goa'uld Steveston residents
Dr. Richard Flemming calls Major Samantha Carter and informs her about mysterious things that are going on in a town called Steveston, Oregon, but he is murdered before he can go into greater detail. SG-1, without Colonel Jack O'Neill, investigates the strange things that are happening in the seemingly innocent and boring town.
Abyss "Abyss" 606 July 19, 2002 Asdad, Earth Goa'uld, Jaffa, Tok'ra Ba'al
Colonel Jack O'Neill, who was implanted with a Tok'ra to cure him of the illness of Antarctica, has been captured by Ba'al. He is taken to Asdad, where he is tortured for the whereabouts of his Lo'taur. He is repeatedly killed, and then brought back to life with a Sarcophagus. To help him cope until his team gives him an opportunity to escape is Dr. Daniel Jackson.
Shadow Play "Shadow Play" 607 July 26, 2002 Earth, Langara Langaran N/A
The Kelownans, Jonas Quinn's people, want to re-establish trade relations with the Tau'ri. Jonas is offered clemency in exchange for spying on his old mentor, Dr. Kieran, who claims to form a resistance to take away all of the Naquadria.
The Other Guys "The Other Guys" 608 August 2, 2002 Earth, Khonsu's World, P5X-112 Jaffa, Tok'ra Her'ak
The Goa'uld Khonsu has learned of SG-1's location and has his Jaffa capture the team. SG-1's only hope to rescue them is the incompetent scientist Dr. Jay Felger, who is quite fond of the team, but his mission is soon unsurprisingly compromised.
Allegiance "Allegiance" 609 August 9, 2002 Earth, P3X-984 Goa'uld, Jaffa, Tok'ra Ashrak
An alliance between the Tau'ri, Rebel Jaffa, and Tok'ra is in jeopardy when members of each party are mysteriously murdered at the Alpha Site and the three parties quickly blame each other.
Cure "Cure" 610 August 16, 2002 Earth, Pangar Pangaran, Tok'ra N/A
SG-1 arrives on Pangar, where the inhabitants have created a drug called Tretonin to cure all ailments. They soon realize that Tretonin is actually made of Goa'uld symbiotes.
Prometheus (episode) "Prometheus (Part 1 of 2)" 611 August 23, 2002 Earth Asgard, Goa'uld Adrian Conrad, Frank Simmons
A journalist named Julia Donovan gets wind of the project codenamed "Prometheus". Knowing her capabilities, Stargate Command manages to give her a tour of Prometheus, Earth's new ship mixed with Human and Alien technologies. However, Donovan's crew who are in fact Rogue NID agents later hijack the ship, demanding the release of Adrian Conrad and Frank Simmons.
Unnatural Selection "Unnatural Selection (Part 2 of 2)" 612 December 4, 2002 Earth, Hala Asgard, Human-form Replicator, Replicator First
After retaking the Prometheus, Thor asks SG-1 for their help in defeating the Replicators once and for all, since the Replicators have taken over Hala and have taken Human form. The only way to ensure the success of taking them down is to trust Fifth, one of the Replicators.
Sight Unseen "Sight Unseen" 613 December 11, 2002 Earth, P9X-391 Interdimensional creature N/A
After returning from a planet, Jonas Quinn is startled to see some bugs that no one else can see. Soon other Stargate Command personnel also start seeing the bugs. Attempts to contain the situation go badly and civilians start seeing them also.
Smoke and Mirrors "Smoke and Mirrors" 614 December 18, 2002 Earth N/A Rogue NID
Senator Robert Kinsey is shot by an assassin, who later turns out to be Colonel Jack O'Neill. O'Neill is arrested, even though he says he was nowhere near the scene at the time. The rest of SG-1 investigate who is framing O'Neill and discover that a rogue group who have broken away from the NID are responsible.
Paradise Lost "Paradise Lost" 615 January 8, 2003 Earth, P5X-777, Utopian moon N/A N/A
Harold Maybourne leads SG-1 to an arch on another planet, where he transports himself to "paradise". Unfortunately, Colonel Jack O'Neill is also stuck with him. It falls to Major Samantha Carter, Teal'c and Jonas Quinn to save them, that is if Maybourne and O'Neill don't kill each other first after they both fall victim to paranoia.
Metamorphosis "Metamorphosis" 616 January 15, 2003 Earth, P3X-367 Goa'uld, Jaffa, People of P3X-367 Nirrti
SG-1 finds Nirrti continuing her enhanced evolution experiments on the residents of the planet P3X-367. The team, along with the Russian SG-4, are sent to stop her. However, Nirrti's "experiments" do not want SG-1 to kill her, and she gives Jonas Quinn an irresistible offer.
Disclosure "Disclosure" 617 January 22, 2003 Earth Asgard N/A
At a United Nations Security Council briefing, the Ambassadors of the United Kingdom, France and China are stunned when they learn of the Stargate Program, while Senator Robert Kinsey crashes the meeting, attempting yet again to take control of the program.
Forsaken "Forsaken" 618 January 29, 2003 Earth, P2X-005 Hebridian, Serrakin Aden Corso, Lyle Pender, Tanis Reynard
SG-1 find the crew of the ship Sebrus on an abandoned planet, but there are also a group of aliens after them. SG-1 tends to them, but not all is as what it seems, as Jonas Quinn uncovers about the background of the Sebrus from Earth history.
The Changeling "The Changeling" 619 February 5, 2003 Earth, Kresh'ta Jaffa, Tok'ra N/A
Teal'c awakens to find he is a fireman, but is plagued by dreams that he is not who he thinks he is. His dreams involve a Stargate.
Memento "Memento" 620 February 12, 2003 Earth, Tagrea Tagrean Kalfas
The Prometheus' hyperdrive is ejected when the drive's Naquadria becomes unstable, and the Prometheus lands on a planet named Tagrea. The crew cannot contact Earth for help because the planet's Stargate is buried, and they have to find it. However, the planet's military leader has other plans.
Prophecy "Prophecy" 621 February 19, 2003 Earth, P4S-237 Goa'uld, People of P4S-237, Jaffa, Tok'ra Mot
Mot is planning on taking over a planet of poor inhabitants. Meanwhile, Jonas Quinn, who was experimented on by Nirrti, receives a series of startling visions about what is going to happen, including the destruction of Stargate Command. He plans on stopping this, but the visions are slowly killing him.
Full Circle "Full Circle (Part 1 of 3)" 622 February 19, 2003 Abydos, Earth Abydonian, Goa'uld, Jaffa Anubis
Anubis intends to wipe out all other System Lords in the galaxy. Dr. Daniel Jackson warns SG-1 to stop Anubis from retrieving the Eye of Ra from Abydos. They enlist the Abydonians to hold off Anubis' forces, and prevent him from taking the Eye, which will strengthen his new superweapon and declare war on the other System Lords.


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