SG-1 discovers that Jack has apparently regressed to the age of a teenager, and there is some mysterious connection to alien abductees and the Asgard.
Using Jack’s Ancient knowledge, SG-1 goes to a planet in search of Ancient weapons but soon learn that the weapons are actually hidden on Earth. Will SG-1 be able to make it back in time before Anubis’ attack begins?
The SGC learns that Anubis is planning to attack Earth, so Jack once again downloads Ancient knowledge, hoping to find Ancient weapons capable of stopping the impending attack.
The United States has a new President. Vice President (former Senator) Kinsey tries, once again, to take control of the Stargate Program, by persuading the new President that it is unsafe under Hammond’s command.
Sam, Teal’c, and Daniel head to a warehouse where they hope to find a rogue NID operation. Instead, they find a girl held prisoner there and a bigger mystery than they ever expected.
SGC is wracked by tragedy when one of their own is killed in a Goa’uld ambush.
A film crew comes to the SGC to document the normal functions of the SGC.
When Anubis’s Super warriors attack the Alpha site, the self destruct is initiated, but not everyone is evacuated safely. Teal’c and Jack scour the surrounding area for Major Carter. Meanwhile, unrest amongst the allies increases as the possibility of a mole emerges.
Samantha Carter begins a relationship with a detective, from whom she must hide her life at Stargate Command. Daniel comes face to face with the Goa’uld who has taken his former girlfriend as a host.
The SGC team is reunited with Jonas Quinn, who asks for their assistance as he’s discovered a naquadriah chain reaction threatens to destroy Kalowona.
When Carter goes on a mission to retrieve the Prometheus, she awakens to find herself alone on the ship and starts experiencing strange things.
Daniel is taken hostage when he goes to South America in search of an alien device reputed to belong to the System Lord Telchak, and tied to his grandfather. Jack is sent to rescue him, while Carter and Teal’c investigate the appearance of a powerful new enemy intent on wiping out the System Lords one by one.
Daniel is taken hostage when he goes to South America in search of an alien device, while Carter and Teal’c investigate the appearance of a powerful new enemy.
SG-1 meets a group of female Jaffa who have rebelled against their System Lord, and due to the Jaffas’ short supply of symbiotes, SG-1 offers to give them Tretonin.
Dr. Felger creates a virus that will disable other gates, but after a test run, the virus spreads, disabling the entire gate network.
Carter joins an alien in a space race, but they soon learn that someone is sabotaging the ships.
An abandoned Naquadah mine is found but the Unas on the planet refuse to surrender it because they consider it holy ground.
Daniel is possessed by the personalities of dozens of different individuals after boarding a ship holding bodies in suspended animation.
On a toxic planet, SG-1 finds a dome that protects its inhabitants, which are all linked to a computer, and one by one people begin disappearing without anyone else noticing.
A Jaffa-centric episode, and it’s not a good day for the ones who like the Tauri. Teal’c’s son Rya’c and Bra’tac are prisoners at a Jaffa death camp. SG-1, however, will not let their friends meet a lethal end and are determined to rescue them. Along the way, Teal’c becomes a prisoner and his fate looks very precarious.
SG-1 discovers that Jack has apparently regressed to the age of a teenager, and there is some mysterious connection to alien abductees and the Asgard.
Sam and Jack travel to Kelowna to oppose Anubis.
SG-1 searches a planet for the City of the Lost only to find Daniel, alive but without memory of his former life.
Summary: Justin finds himself in an unexpected love triangle; Betty falls for a playwright she is profiling for Mode; Wilhelmina has an epiphany.
Summary: The med students are thankful when Cole identifies his true calling; Lucy finds her inspiration.
Summary: When Addison’s patient and the life of the three unborn babies she is carrying as a surrogate hang in the balance, Sam’s new girlfriend, Vanessa, and Addison are sharply divided on the course of treatment. Meanwhile Cooper seeks Sheldon’s help with a young patient, but their personal quarrels over Charlotte get in the way, and Naomi has a dilemma of her own between William and an unexpectedly charming Dr. Fife.
Summary: After their wedding, Charlie and Amita help the team look for Don’s missing gun.
Summary: When a Marine is killed in a drive-by shooting, the team fears his younger brother may also be targeted.
Summary: The team and Coast Guard Investigative Services join forces when a Navy diver seeking sunken treasure is murdered.
Summary: Lauren clashes with a new tenant (Nick Zano); Amanda is infuriated when Riley asks Ben for a job; Ella makes an unrealistic demand that backfires.
Summary: Locke tasks Sawyer with a mission, and Kate talks to Locke while holding a fake, plastic gun while Sayid is watching them.
Summary: Members of the sales staff let Sabre’s new Sales Is King policy go to their heads.
Summary: A high school senior repeatedly hallucinates after blacking out during a class trip; Wilson tries to furnish his condo.