After escaping the Asuran satellite weapon, Atlantis encounters further problems as their shield begins to severely deplete their taxed ZPM.
Colonel Sheppard's team and Dr. Weir must plan a daring infiltration of the Asuran homeworld, to steal a ZPM from the Replicators, power up Atlantis, and head to their new home.
On an off-world village Ronon (Jason Momoa) and Teyla (Rachel Luttrell) discover a group of warriors from Ronon's homeworld, Sateda.
While Lt. Col. Sheppard (Joe Flanigan) and the team are out exploring a jungle planet, they discover a glowing crystalline growth.
Ambushed and imprisoned aboard a rogue human-run ship, Lt. Col. Sheppard (Joe Flanigan) is threatened with death by its attractive female commander, Larrin (Jill Wagner), unless he helps her reactivate a dormant Lantean spaceship.
A deadly disease courses through Atlantis, causing the entire expedition to lose their memories.
While on an offworld trip to New Athos, Teyla and Dr. Jennifer Keller find that the Athosian settlement has been abandoned, in the wake of the arrival of primitive warriors, who don't want them to get off of the planet alive.
Searching for the Athosians, the team finds Davos, a man who can see into the future, and he brings grave news about the destruction of Atlantis.
Jeannie Miller is kidnapped by Henry Wallace on Earth, after Wallace determines that only she and her brother can save his child's life using nanotechnology.
This Mortal Coil
After a mysterious Ancient drone collides into Atlantis, the team must wonder if the Replicators may have found the city... and if Davos' prediction about the destruction of the lost city will come true.
Be All My Sins Remember'd
Now armed with the means to track Replicator ships throughout the Pegasus Galaxy, the Atlantis teams strives to eliminate the Replicators once and for all.
Spoils of War
The Atlantis team successfully salvage a partially damaged Hive ship and in the process retrieve some critical information that may help in their war against the Wraith.
When an alarm sounds throughout the city, initiating a quarantine lock down, the Atlantis team finds themselves trapped in various sections of the city.
Wanting to maintain diplomatic relations, Sheppard and McKay agree to accompany a precocious young princess on a rite of passage.
When Lt. Colonel John Sheppard receives word that his father has passed away he returns to Earth but, once there, becomes embroiled in a covert and dangerous experiment gone awry.
During an off world mission, Carter, McKay and Dr. Keller become trapped in an underground mining chamber rocked by fierce seismic tremors.
When Ronan Dex is scheduled for a suitability review by the IOA, Teal'c travels to Atlantis to counsel him.
The Kindred, Part 1
As Teyla continues to search for her people, a mysterious new illness sweeps throughout the galaxy, killing scores of people.
The Kindred, Part 2
An old friend's unforeseen return spurs a race against time to rescue a missing teammate.
The Last Man
Following another unsuccessful search for Teyla, Lt. Colonel Sheppard returns home to Atlantis to find the city completely abandoned.
About this Show
A military unit uses an alien Stargate to travel to a far-off galaxy.
Starring: Joe FlaniganRobert PicardoDavid HewlettRachel LuttrellJason Momoa
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