| Image
| Title
| Number
| Airdate
| Planet(s)
| Race(s)
| Enemies
|
| "Avalon (Part 1 of 3)"
| 901
| July 15, 2005
| Dakara, Earth
| Jaffa
| N/A
|
| Cameron Mitchell, a veteran pilot who participated in the Battle of Antarctica, has been given command of SG-1. His plan is to reunite the old team. However, Samantha Carter works in Area 51, Teal'c is now working full time for the Free Jaffa Nation on Dakara, and Daniel Jackson is going to Atlantis. However, a visit from Vala Mal Doran changes everything.
|
| "Avalon (Part 2 of 3)"
| 902
| July 22, 2005
| Celestis, Dakara, Earth
| Jaffa, Ori, Ver Egen
| The Administrator
|
| The team finds a mass of treasure in an Ancient cavern underneath Glastonbury Tor, England. Among them is a device, which is connected to the same stones used by Joe Spencer. When Daniel Jackson and Vala Mal Doran place the stones on the device, their consciousnesses travel millions of light years to another galaxy, where they originally believed the Ancients to live, but find a completely different, yet similar race.
|
| "Origin (Part 3 of 3)"
| 903
| July 29, 2005
| Celestis, Earth, P3X-421
| Jaffa, Ori, Ver Egen
| Doci, Prior
|
| Daniel Jackson and Vala Mal Doran are made aware of the Ori and discover that people are forced to worship them or die. From them, the Ori learn of the existence of the Milky Way and a Prior, a missionary of the Ori, sets foot in the galaxy. Meanwhile, Hank Landry, the new commanding officer of the SGC, plans to learn more about the new Jaffa leader, Gerak.
|
| "The Ties That Bind"
| 904
| August 5, 2005
| Arlos' World, Earth
| Jaffa, Oranian
| Lucian Alliance
|
| After Vala Mal Doran removes the bracelets binding Daniel Jackson and her together, they go their separate ways, only to pass out again soon after. The only chance to save them is to see the scientist examining the bracelets. However, in order to get him to help, they must run a series of ever more dangerous errands.
|
| "The Powers That Be"
| 905
| August 12, 2005
| Earth, P8X-412
| People of P8X-412, Ori
| The Administrator
|
| P8X-412, a planet formerly belonging to Qetesh (the Goa'uld who once possessed Vala) has been visited by a Prior. SG-1 visits this planet to convince the simple folk not to worship the Ori.
|
| "Beachhead"
| 906
| August 19, 2005
| Earth, Kallana
| Jaffa, Ori
| Nerus
|
| The Ori plan to use Kallana, a Jaffa stronghold, to stage an invasion of the Milky Way. SG-1, with the help of Samantha Carter, send the Prometheus to stop it.
|
| "Ex Deus Machina"
| 907
| August 26, 2005
| Dakara, Earth
| Goa'uld, Jaffa
| Ba'al, The Trust
|
| A Jaffa is somehow found dead on Earth. SGC soon find that Gerak has sent Jaffa to Earth to claim his prize; Ba'al is hiding on Earth and threatens to detonate a naquadah bomb if they don't leave him alone.
|
| "Babylon"
| 908
| September 9, 2005
| Earth, P9G-844
| Sodan
| Damaris
|
| Cameron Mitchell is ambushed and captured by a group of legendary rebel Jaffa known as the Sodan. However, because he supposedly killed one of their own before he was captured, he is challenged to Kel shak lo, a Sodan battle to the death.
|
| "Prototype"
| 909
| September 16, 2005
| Earth, P3X-584
| N/A
| Khalek
|
| A seeming glitch in a Stargate throws SG1 off course and onto another planet. After finding a way around it, they discover a lab with a man in stasis named Khalek. They soon realize, however, that he's a genetic hybrid created by Anubis.
|
| "The Fourth Horseman (Part 1 of 2)"
| 910
| September 16, 2005
| Chulak, Dakara, Earth, P9G-844
| Ancient, Jaffa, Sodan
| Damaris
|
| SG team returns to Earth from investigating a planet visited by a Prior, they inadvertently cause a plague that soon spreads beyond the SGC to the unsuspecting public. Orlin returns in the form of a child and tells the Tau'ri the truth about the Ori.
|
| "The Fourth Horseman (Part 2 of 2)"
| 911
| January 6, 2006
| Chulak, Dakara, Earth, P9G-844
| Ancient, Jaffa, Sodan
| Damaris
|
| With the plague rapidly spreading to the corners of Earth, SG-1 plan on using a new disruptor device to capture a Prior on the Sodan world, the same Prior who started the plague. Gerak, leader of the Jaffa, has been turned into a Prior to give the Jaffa the chance to accept Origin.
|
| "Collateral Damage"
| 912
| January 13, 2006
| Earth, Galar
| Galaran
| N/A
|
| The Galarans have the technology to implant memories into people's minds. When Cameron Mitchell wakes up with the memory of murdering one of the scientists behind its development, SG-1 must help prove that it is not really his memory and that he is innocent.
|
| "Ripple Effect"
| 913
| January 20, 2006
| Earth, PX7-455
| Asgard, Tok'ra
| Alternate SG-1
|
| SG-1 returns early from a routine mission, believing differently than General Landry key details about their mission. Then the real SG-1 returns at their correctly scheduled time. Soon, other SG-1s from alternate realities begin arriving and the real SG-1 must find a way to get them back to their own realities, but not all is as it seems when the first alternate team have plans of their own.
|
| "Stronghold"
| 914
| January 27, 2006
| Dakara, Earth, P2M-903
| Goa'uld, Jaffa
| Ba'al
|
| While Cameron Mitchell visits an old friend, Teal'c and Bra'tac notice that several Jaffa begin acting strangely. As Teal'c investigate further, he is captured and learns that Ba'al has brainwashed them.
|
| "Ethon"
| 915
| February 3, 2006
| Earth, Tegalus
| Tegalan
| Nadal
|
| Jared Kane, of the Rand Protectorate, defies orders and travels throught the stargate to Earth. He informs SG-1 that his people were visited by a Prior, who instructed them to built a satellite and, with it, destroy the Caledonian Federation. They send the Prometheus to destroy the satellite, but is itself destroyed, along with a number of its crew.
|
| "Off the Grid"
| 916
| February 10, 2006
| Earth, P6G-452
| Goa'uld, Jaffa
| Ba'al, Netan
|
| After a failed mission to learn about the new, extrememly addictive Lucian Alliance crop, Kassa, the planet's Stargate is beamed away before SG-1 can escape. After learning that multiple stargates have disappeared, Hank Landry questions the imprisoned Nerus about who is responsible.
|
| "The Scourge"
| 917
| February 17, 2006
| Earth, Gamma Site
| R-75
| R-75
|
| After SG-1 is forced into "babysitting duty" for IOA representatives at the Gamma Site, a swarm of bugs the scientists are investigating escapes captivity and run amok all over the planet.
|
| "Arthur's Mantle"
| 918
| February 24, 2006
| Earth, P9G-844
| Sodan
| Volnek
|
| Cameron Mitchell and Samantha Carter are "out of phase" after activating Arthur's Mantle and may be stuck that way forever and, soon, Daniel Jackson encounters the same fate. Meanwhile, Teal'c and a team arrive on the Sodan home planet and find that Volnek has been ravaged by a Prior, killing them all. Furthermore, the team are trapped.
|
| "Crusade (Part 1 of 3)"
| 919
| March 3, 2006
| Earth, Ver Isca
| Ori, Ver Iscan
| Prior
|
| Vala Mal Doran uses an Intergalactic communication device from the Ori Home Galaxy and makes contact with Earth through Daniel Jackson to warn Stargate Command that the Ori are coming to the Milky Way and there may be no way to stop them.
|
| "Camelot (Part 2 of 3)"
| 920
| March 10, 2006
| Camelot, Earth
| Asgard, Jaffa, Ori, Tok'ra
| Ori
|
| SG-1 goes to Camelot, after finding its address from Arthur's Mantle, in the hopes of finding a means to stop the Ori before they arrive in the Milky Way. Meanwhile, a new Supergate is discovered, where they plan to prevent the Ori from dialing in, but they are too late.
|