While investigating a black hole, Carter is sent to the wrong planet. The gate is keeping people out by redirecting them to other planets. Once there, they discover a man, created by Anubis, who is ready to Ascend and bring havoc to the Galaxy
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Episode
Original Air Date
Synopsis
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1. Avalon: Part 1
July 15, 2005
With the departure of Gen. O'Neill, Stargate Command enters a new era. That said, the new commanding officer, Gen. Landry, and SG-1's new leader, Lt. Col. Mitchell, barely have time to settle in before the sudden return of the beautiful thief Vala.
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2. Avalon: Part 2
July 22, 2005
Upon finding Merlin's testing grounds, Dr. Jackson, Teal'c, Col. Mitchell and Vala uncover hidden treasure, including a book that tells the story of the Ancients coming to Earth from another galaxy, and a strange and ultimately dangerous alien device
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3. Origin
July 29, 2005
An Ori priest saves Daniel and Vala from the fanatical Ori followers, but they're still trapped in "borrowed" bodies in a distant galaxy. The priest transports them to the Ori's holy realm, where Daniel uncovers the secrets of the mysterious gods.
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4. The Ties That Bind
August 5, 2005
After an hour?s separation from Daniel, Vala returns to SGC. Although the bracelets have been removed, their effects have not diminished. To break the link, Mitchell, Jackson, and Teal'c must deal with many people that Vala has used over the years.
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5. The Powers That Be
August 12, 2005
Vala leads SG-1 to a planet where the Priors have visited, and plans to keep the natives from worshiping the Ori. The symbiote that once held her ruled over this planet; she thinks that keeping their allegiance to her will slow the spread of Origin.
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6. Beachhead
August 19, 2005
A Ori Prior has established an ever-growing force-field on a Jaffa-controlled planet. A minor Goa'uld, but also the one who engineered the multiple gate connections required for the defeat of the Replicators, comes to the SGC to offer his help.
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7. Ex Deus Machina
August 26, 2005
With Vala missing in action after the Kallana incident, Mitchell unites SG-1 under his command, and not a moment too soon. A Jaffa warrior belonging to the warlord Gerak turns up dead on a rural Virginia roadside, and the team has to figure out why.
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8. Babylon
September 9, 2005
SG-1 investigates a planet that is home to the Warriors of Sodan, a legendary Jaffa tribe which has not served the Goa'uld in centuries. Mitchell kills one of the Sodan and is captured. He must battle to the death as punishment for the killing.
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9. Prototype
September 16, 2005
While investigating a black hole, Carter is sent to the wrong planet. The gate is keeping people out by redirecting them to other planets. Once there, they discover a man, created by Anubis, who is ready to Ascend and bring havoc to the Galaxy
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10. The Fourth Horseman: Part 1
September 16, 2005
A Prior has convinced Gerak, leader of the Jaffa Nation, into following Origin. Teal'c and Bra'tac attempt to make a case against the Ori, but to no avail. Meanwhile, a plague released by the Ori has breached SGC and spread to the rest of Colorado.
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11. The Fourth Horseman: Part 2
January 6, 2006
The plague continues to spread. Teal'c pleads with the Jaffa High Council to reject Origin, but the Ori have transformed Gerak into a Prior. Cameron and Daniel seek the blood of the Prior that caused the plague in order to cure it.
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12. Collateral Damage
January 13, 2006
On a planet where the inhabitants can graft memories from person to person, Mitchell is arrested for the murder of a beautiful scientist. However, the SG-1 team believes Mitchell?s memory of the murder has been implanted by the real killers.
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13. Ripple Effect
January 20, 2006
Multiple SG-1 teams arrive through the gate, each one from a different parallel universe. Carter teams up with Martouf and Kvasir to figure out how to close the multiverse rift so that more alternate SG-1 teams do not become stranded in this reality.
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14. Stronghold
January 27, 2006
Just before the Jaffa Nation holds its elections, two of the council's devout supporters of democracy announce that they no longer condone the plan. Teal'c and Bra'tac conclude that treachery, not honest dissent, must be behind the strange behavior.
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15. Ethon
February 3, 2006
A contact in the Rand Protectorate tells SG-1 that the Ori have given Rand a superweapon to use against the Caledonian Federation in exchange for their conversion to Origin. SG-1 plans to turn the people from Origin and destroy the weapon.
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16. Off the Grid
February 10, 2006
While investigating the source of an addictive corn-like crop, SG-1 becomes involved in a firefight. They are forced to fall back to the gate, but as Daniel is dialing both the Stargate and the DHD are beamed away.
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17. The Scourge
February 18, 2006
SG-1 is sent as diplomatic envoy to a research station. There, beetles that control an addictive plant prove unstoppable carnivores. The SG-1 members are trapped, and standard protocol dictates killing everything on the planet with a neurotoxin.
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18. Arthur's Mantle
February 24, 2006
When Carter starts a device made by Merlin, it transports her and Mitchell to a parallel dimension.. Meanwhile Teal'c and SG-12 travel to the planet where a whole Sodan village is exterminated by its own hero Volnek, turned evil by a Prior.
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19. Crusade
March 3, 2006
Vala's speaks to Stargate Command through Daniel's body. The Ori had sent her through a black hole to their home galaxy, where she learned that they plan to invade the Milky Way through a supergate, with an unknown location in the Milky Way.
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20. Camelot
March 10, 2006
SG-1 travels to a medieval society called Camelot to find a device, made by Merlin, which can help them defeat the Ori. They investigate library guarded by a fierce hologram called the Black Knight as the threat of the invasion looms.
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Synopsis: While investigating a black hole, Carter is sent to the wrong planet. The gate is keeping people out by redirecting them to other planets. Once there, they discover a man, created by Anubis, who is ready to Ascend and bring havoc to the Galaxy
Synopsis: Stargate SG-1 has become one of the most popular and longest running science fiction shows in television history, following the adventures of a top-secret military team as they use a system of stargates to explore new planets and dimensions while opposing an evil race that seeks to destroy them.
