Inspector Kiera Cameron loses everything she has and finds herself on a new mission when she and eight dangerous terrorists are transported from their time in 2077 back to 2012…

Dr. Whiticus creates an incredible “weather machine” intended to reverse the effects of global warming which instead stirs unexpected results.

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

Sheppard’s team meets a civilization about to be destroyed by a super-volcano, and is trapped there when the Stargate is destroyed during the evacuation.

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

When an operative of the Trust plants a bomb in Atlantis, the team must find a spy within their own ranks before the Wraith arrive and discover the city.

Colonel Sheppard and his team find themselves prisoners of the Wraith following Ford’s attack on a hive ship. Dr. McKay goes to great lengths to help them.

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 team’s…

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…

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

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

The Daedalus arrives to defend Atlantis from the Wraith onslaught, but it may not be enough when the team discovers that an even larger armada is on the way.

An unstoppable energy weapon leaves Atlantis under seige after Earth launches a preemptive attack against a very powerful enemy’s homeworld.

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.

The team tries to relax during a mandatory day off, until an explosion leaves three people dead — and reveals that one scientist is a walking time bomb.

Sheppard and McKay discover that their competitive video game has been controlling a planet of real people, who now stand on the brink of war.

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

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

Sheppard and Ronon are influenced by a mind-altering device created by the Wraith while on a mission to rescue a lost team.

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.

Weir and the team visit an advanced civilization that split off from the Lanteans thousands of years ago, but discover that they may not have left Atlantis in peace.

Sheppard’s team meets an obnoxious man who is adored by all thanks to a secret that he carries — and who has an unexpected affect on them.

The team desperately attempts to stop two Wraith hive ships from reaching Earth. Sheppard must rely on an old foe to rescue McKay and Ronon.

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.

An automated lockdown traps Atlantis personnel in various parts of the city, each of them hoping the others will come to their rescue.

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

With a plan to potentially extinguish the Replicator threat, the Atlantis team must seek an alliance with a fleet of Wraith ships.

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…

Rodney McKay goes in search of his sister on Earth after she is kidnapped by the head of a powerful corporation.

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.

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 group of Ronon’s people enlist the team’s help in raiding a Wraith weapons facility, Ronon reconsiders whether his future lies in Atlantis or with his friends.

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.

Floating in deep space with the city’s protective shield failing, the team must do all they can to keep Atlantis alive. A radical injury threatens Dr. Weir’s life.

“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…

In the city of Las Vegas in an alternate reality, police Detective John Sheppard investigates a series of bizarre murders where each body appears to have desiccated. He is soon…

Dr. Jennifer Keller’s 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…

While being evaluated by the International Oversight Advisory, Richard Woolsey meets a beautiful scientist new to Atlantis, who is not what she appears. Meanwhile, Lt. Colonel John Sheppard is captured…

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…