“Aveo … amacus.” Jack activates the Ancient outpost chair and lets loose a stream of destructive drones on Anubis’s mothership, saving the world … just before he closes his eyes and accepts that death is coming.

From: “Lost City, Part 2”

54% of the vote

Fallen Friend. After initially rebuffing the efforts of journalist Emmett Bregman, an emotionally wrecked Daniel is convinced to hand over a video tape with footage of his friend’s death.

From: “Heroes, Part 2”

47% of the vote

Hunter/Prey. Sam pushes herself onward despite injury to evade the super-soldier that has decimated the Alpha Site, and still manages to get the missile on a downed U.A.V. to fire on the warrior.

From: “Death Knell”

46% of the vote

Mojo. Following the loss of his symbiote Teal’c overcomes his self-doubt by defeating the commander of the Jaffa labor camp and liberating Bra’tac, Rya’c, and the rest of the prisoners at Erebus.

From: “Orpheus”

55% of the vote

“If we go, they go!” With shields low and no options remaining, Hammond orders the Prometheus on a collision course with Anubis’s mothership to try and save Earth … or at least buy SG-1 a little more time.

From: “Lost City, Part 2”

52% of the vote

Atonement. Jonas pushes Daniel out of the way of a staff weapon blast and takes the hit instead, atoning for his past mistakes.

From: “Homecoming”

47% of the vote

Family Moment. With change in the air at the S.G.C. the team, along with General Hammond, convenes at Jack’s house for a beer and a conversation about their future.

From: “Lost City, Part 1”

46% of the vote

Kull Warriors

To replace his weakening Jaffa forces, Anubis genetically engineered an army of super-soldiers and outfitted them with armor invulnerable to all weapons! Well, almost all …

From: “Evolution, Part 2”

59% of the vote

Anubis

His second victory in this category, this season Anubis finally made a play at destroying Earth in a direct assault. But he didn’t count on SG-1 and an Ancient weapon buried under the ice, putting an end to his reign … for now.

From: “Lost City”

60% of the vote

Ancient drone weapon (with control chair)

Arguably the most important piece of technology found by Earth since the Stargate itself, the powerful weapon was left behind in Antarctica by the Ancients. In a spectacular display the drones destroyed Anubis’s fleet in orbit and saved the planet!

From: “Lost City, Part 2”

74% of the vote

Corin Nemec
as Jonas Quinn

Having returned home after a year with SG-1, Jonas returns to ask the team for help saving his planet from total annihilation.

From: “Fallout”

27% of the vote

Lost City

Stargate Command is shut down, Dr. Weir is in charge, Jack is exposed to the Ancient repository, and Anubis is on his way! Originally conceived as a Stargate movie, “Lost City” is widely praised as SG-1 at its very best.

65% of the vote

Lost City, Part 2

The season’s epic climax is also the best hour, as the threat of Anubis finally becomes terribly close to home. As Jack’s mind is slowly overwhelmed by the Ancient library, the team searches the galaxy for the Lost City and a way to stop the invasion. But Colonel O’Neill must make the ultimate sacrifice.

50% of the vote