Stargate Atlantis

Sheppard tries to convince Weir to mount a rescue mission to free Colonel Sumner, Teyla, and the others captured by the Wraith.

The team finds themselves in mortal danger when their Puddle Jumper ship becomes lodged in the Stargate.

Sheppard and the team visit a world where no one is over 24 years old -- because of a ritual suicide practice they believe keeps the Wraith at bay.

Efforts to open trade relations with a species called the Genii turn sour when the team discovers their new "allies" have ulterior motives.

When a massive storm threatens the city, Atlantis is evacuated -- only to be taken over by the teams newest enemy.

Sheppards team investigates a downed Wraith ship, and find themselves stuck on a planet with a lone Wraith survivor.

The team finds a paradise world that would make an ideal sanctuary for those fleeing from the Wraith, but the local inhabitants believe their goddess will not permit it.

The team searches for a valuable Zero Point Module rumored to be hidden on the planet Dagan -- but their new allies have motives of their own.

Plagued by terrifying nightmares, Teyla begins to recall a time when she and her father were captured by the Wraith and subjected to disturbing experiments.

All hope seems lost, until Colonel Everett arrives suddenly from Earth. He is determined to defend the city until the arrival of a ZPM, brought by a new ship.

The Daedalus is infected by a Wraith computer virus, while members of the expedition hope to return to Earth.

A run-in with a Wraith Dart leaves the consciousness of a precocious Atlantis security officer trapped in Dr. McKays mind.

McKay puts the team at risk when he tries to perfect unfinished Ancient technology that wiped out a civilization. Ronon Dex discovers that he is not the lone survivor from his world.

Colonel Sheppard begins to undergo a disturbing physical transformation after being exposed to Becketts anti-Wraith drug.

The team is captured by the missing Lieutenant Ford, who is now leading a group of young men who are taking the Wraith enzyme -- and who wants the teams help in a suicide attack against a hive ship.

Sheppard finds himself on a planet where time passes more rapidly, with no way to contact his team or return to Atlantis.

When Dr. McKay is trapped underwater in a sinking Puddle Jumper, his only chance for survival may be an hallucination of Samantha Carter.

The team discovers two pods that contain the minds of alien beings, who take control of Weir and Sheppards bodies to continue their personal war.

An amnesiac young Lieutenant in Atlantis suffers from disturbing nightmares that he is a Wraith, only to make a shocking discovery about himself.

Michael and his Wraith faction arrive at Atlantis to propose an alliance, hoping to use the retrovirus to transform their Wraith enemies into prey.

The Atlantis team must decide the fate of a colony of Wraith they have turned into humans. Dr. Weir must defend her leadership when she is evaluated by the I.O.A.

Ronon Dex is captured by the Wraith and returned to his homeworld, where he is haunted by his past as he is forced to once again become their prey.

Elizabeth Weir wakes up in a mental institution, where she is told that the expedition to Atlantis and the Stargate are figments of her imagination.

Rodney McKay is reunited with his estranged sister back on Earth, who has given up a brilliant career as a scientist to raise a family.

The Atlantis expedition is stunned to learn that a ship full of Ancients is returning to reclaim their lost city.

The inhabitants of Atlantis begin to suffer ill effects when the planets whale population begins migrating to the island city, bringing an unexpected harbinger of doom.

After an Ancient device gives Rodney superhuman powers, his enhanced brilliance is checked only by his impending death -- unless he can learn how to ascend.

The team discovers the last of a civilization in suspended animation, whose survival is at risk when their station is critically damaged.

The team discovers an Ancient drilling station deep beneath the surface of the ocean, only to find that a Wraith queen is still alive there.

An unstoppable energy weapon leaves Atlantis under siege after Earth launches a preemptive attack against a very powerful enemys homeworld.

Colonel Sheppard and his team embark on a risky mission to steal a Z.P.M. power module from the Replicators -- but must rely on a compromised Dr. Weir to succeed.

During an off-world mission Colonel Sheppard unknowingly becomes host to an alien entity, which infects others in Atlantis and afflicts them with terrifying nightmares.

When a virus causes amnesia in everyone except Teyla and Ronon, the Atlantis team must work together to find a cure before their memories fade entirely.

The team meets a man with extraordinary prophetic abilities, who gives them a dark prediction about Atlantiss future. The Wraith seek a new alliance with Atlantis in their war with the Replicators.

A mysterious drone crashes into Atlantis, indicating that the Replicators may have found the city. But when Elizabeth Weir appears, the team realizes that the probe is just a part of a bigger mystery.

The team finds their former Wraith allys hive ship drifting in space, which leads them to a secret project that could turn the tide of a civil war.

Colonel Sheppard and Dr. McKay must protect a child princess on a pilgrimage before she can become queen, and learn that she has dangerous enemies threatening her life.

McKay, Carter, and Keller are trapped in an underground chamber while on an off-world mission, with no apparent means of escape.

As a mysterious new illness sweeps through the Pegasus Galaxy, Teyla is convinced by a vision that the father of her child is trying to communicate with her.

Sheppard returns to Atlantis after a mission and finds the city abandoned, all systems dead -- and instead of ocean, sand dunes as far as the eye can see.

When a mysterious alien organism takes Dr. Jennifer Keller as its host, the newly revived Dr. Carson Beckett and the crew desperately search for a serum to save her from the evolving intruder before it can infiltrate Atlantis. In the meantime, Richard Woolsey officially joins the team, having been chosen as Colonel Samantha Carters replacement to lead the Atlantis expedition.

The Atlantis expedition mysteriously finds the Daedalus, abandoned and drifting in space. When Lt. Colonel John Sheppards team come to investigate, the ship mysteriously disappears. They soon discover that the ship is actually an alternate Daedalus from a Alternate reality, and the team must find a way back to their Universe or risk being stranded forever in an unfamiliar reality.

Dr. Rodney McKay is infected with the Pegasus equivalent of Alzheimers disease, known as Second Childhood, a common illness among the elderly in the galaxy. The only way to save him is a shrine on Talus. The downside is that it has turned into a Wraith outpost.

The Atlantis expedition has a plan to remove the Wraiths dependence on feeding to use an experimental gene therapy from Michaels database. However, in order to convince the Primary, the Wraith leader, Teyla Emmagan must pose as a Hive Queen.

Dr. Daniel Jackson arrives in Atlantis to investigate a hidden lab left behind by the rogue Ancient scientist Janus. Their discovery has attracted the attention of a mysterious group of aliens, who infiltrate the city. Meanwhile, "Todd" and a delegation arrive on the Daedalus to bring forward Dr. Jennifer Kellers gene therapy.

Dr. Carson Beckett, now a traveling doctor in Pegasus comes across a planet, where some of the villagers are refugees from Balar, a planet infected with the Hoffan drug, and destroyed by the Wraith. However, the Wraith arrive on the planet and gives the village an ultimatum, hand over the Balarians, or face destruction of the entire civilization.

Michael Kenmore has infiltrated Atlantis with an army of his Hybrids, and closes off Stargate Operations and the surrounded levels to prevent anyone from taking it back. His plan; take Teyla Emmagan and her child to perfect his Hybrids, and to destroy the base when theyre done. Meanwhile, Lt. Colonel John Sheppard, Dr. Rodney McKay and a team try to take back the city before Michael leaves with what he wants.

Dr. Rodney McKay reluctantly returns to Earth to witness the triumph of his rival Dr. Malcolm Tunney, but must help shut down a deadly weather device when the new technology goes horribly awry.

Dr. Jennifer Kellers body is inadvertently taken over by a cunning thief, Neeva Casol. While Neeva tries to escape Atlantis, Keller finds herself imprisoned with a death sentence on another planet, forcing the team into a race against time to return Keller to her original body before she is put to death.

"Todd" informs the Atlantis expedition that a rogue group of Wraith has acquired several Zero Point Modules to power a Super-hive, and wants it destroyed. However, after the Daedalus is disabled, they learn that the ship is heading straight for Earth, and they must stop it before it gets there.