Heroes (Pt 2)
More than tempers flare when the President commissions an Air Force camera crew to document Stargate Command's operations.
Barely surviving the bombing massacre of a peaceful Jaffa summit, Teal'c must go rogue to track down and stop a Jaffa leader named Arkad who plans to take control of the Jaffa nation and deliver them to the Ori.
Sam and Daniel go to an empty warehouse where there is supposed to be a rogue NID operation in the works.
In an elaborate plan using Vala as bait to capture Adria, SG-1 themselves are surprised when Ba'al intercepts Adria from under them to execute his own evil plan.
With extinction imminent, the Asgard hand over all their knowledge and technology to SG-1 but not before the Ori launch an attack trying to intervene.
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.
Lost City (Pt 1)
Bra'tac reveals to the Tau'ri that Anubis will attack Earth in 3 days.
Lost City (Pt 2)
Jack does another crossword which reveals the location of the Lost City.
New Order (Pt 1)
Carter and Teal'c go in search of the Asgard to try and save Colonel O'Neill, but discover that the Asgard's most deadly enemy has returned with a vengeance. The System Lords seek an alliance with Earth against a common enemy.
New Order (Pt 2)
While the Goa'uld threaten to attack Earth, SG-1 and the Asgard make a last desperate stand against the Replicators which have captured Major Carter and invaded the last outpost of the Asgard civilization.
The SGC is put under quarantine after a mysterious infection leaves a Russian officer in the infirmary - but the disease may not be a disease at all.
General O'Neill tries to settle into his new job, but faces never-ending crises including the capture of SG-1 by the Goa'uld.
Daniel is stranded on another planet after the teams arrival on an alien world sparks a violent civil war.
Teal'c is trapped in a virtual reality simulation in which he must defend the base from a Goa'uld super-soldier incursion.
Teal'c becomes the chief suspect in a murder investigation after he moves into an apartment off-base. Carter considers her future with Pete.
A businessman threatens to expose the secrets of alien life to the world, forcing Stargate Command to bring him into the loop.
Teal'c is reunited with Ishta but must launch a bold rescue plan when she is captured by the Goa'uld Moloc.
The team is faced with a rescue mission like no other when the Stargate is stolen.
A duplicate of Colonel Carter seeks help from Stargate Command in defeating the Replicator Fifth who she claims has found a way to counter the Asgard's new weapon.