With the Ancients' city of Atlantis discovered in the Pegasus Galaxy by Stargate Command, Dr. Elizabeth Weir and Major Sheppard lead a scientific expedition to the ancient abandoned city. Once there, the team not only find themselves unable to contact Earth, but their explorations unexpectedly reawaken the Ancients' deadly enemies, The Wraith, who hunger for this new prey. Now with the help of newfound local allies like Teyla Emmagan, the Atlantis Team sets about to uncover their new home's secrets even as their war of survival against the Wraith begins.
A new Stargate team embarks on a dangerous mission to a distant galaxy, where they discover a mythical lost city -- and a deadly new enemy.
S01E02
Rising (2)
⭐ 8.0
Jul 15, 200441 min
Sheppard tries to convince Weir to mount a rescue mission to free Colonel Sumner, Teyla, and the others captured by the Wraith.
S01E03
Hide and Seek
⭐ 7.1
Jul 23, 200444 min
The Atlantis base is threatened when the team discovers that an alien entity is in the city. McKay's experiment with alien technology goes awry.
S01E04
Thirty Eight Minutes
⭐ 7.3
Jul 30, 200444 min
The team finds themselves in mortal danger when their Puddle Jumper ship becomes lodged in the Stargate.
S01E05
Suspicion
⭐ 7.0
Aug 6, 200448 min
After a series of run-ins with the Wraith, the team begins to suspect their Athosian allies of having a spy in their midst.
S01E06
Childhood's End
⭐ 6.4
Aug 13, 200444 min
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.
S01E07
Poisoning the Well
⭐ 7.4
Aug 20, 200442 min
The team finds a world whose people are on the brink of a discovery that may make them immune to the Wraith feeding.
S01E08
Underground
⭐ 7.3
Aug 27, 200444 min
Efforts to open trade relations with a species called the Genii turn sour when the team discovers their new "allies" have ulterior motives.
S01E09
Home
⭐ 7.0
Sep 10, 200442 min
McKay's efforts to harness the energy of an alien planet's atmosphere allows for a return trip to Earth -- but the team may not be able to return to Atlantis.
S01E10
The Storm (1)
⭐ 7.7
Sep 17, 200442 min
When a massive storm threatens the city, Atlantis is evacuated, only to be taken over by the team's newest enemy.
S01E11
The Eye (2)
⭐ 8.1
Nov 8, 200442 min
Major Sheppard plays a dangerous game of cat and mouse with soldiers who have seized control of Atlantis and taken Weir and McKay hostage.
S01E12
The Defiant One
⭐ 7.7
Nov 15, 200442 min
Sheppard's team investigates a downed Wraith ship, and find themselves stuck on a planet with a lone Wraith survivor.
S01E13
Hot Zone
⭐ 7.3
Nov 22, 200442 min
Nearly a third of Atlantis's residents are infected with a deadly virus that causes hallucinations and death, forcing a lockdown of the city.
S01E14
Sanctuary
⭐ 7.3
Nov 29, 200444 min
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.
S01E15
Before I Sleep
⭐ 7.8
Dec 6, 200442 min
A woman is found in suspended animation in Atlantis, and the team is shocked to see that it is Dr. Weir herself, who tells them of her trip 10,000 years into the city's past.
S01E16
The Brotherhood
⭐ 7.4
Jan 3, 200544 min
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.
S01E17
Letters From Pegasus
⭐ 7.4
Jan 10, 200544 min
Given a brief opportunity to send a data transmission to Earth, members of the Atlantis expedition compose video messages home to their loved ones.
S01E18
The Gift
⭐ 6.8
Jan 17, 200542 min
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.
S01E19
The Siege (1)
⭐ 8.0
Jan 24, 200544 min
With a group of Wraith hive ships on the way to Atlantis, the team searches for a place to flee and a way to destroy the city. McKay leads a team to try and activate the Ancients' …
S01E20
The Siege (2)
⭐ 8.4
Jan 31, 200544 min
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.