Atlantis races to save team members who are trapped in a collapsed compound; a pregnant Teyla begs Kanann to help save her.

While on an exploratory walk on a jungle planet, Lt. Col. Sheppard touches a crystalline growth and becomes host to an infectious energy form.

After stealing information from the Atlantis database, two Wraith hive ships travel toward Earth to launch an attack.

As Lt. Aiden Ford recovers from his near-fatal encounter with the Wraith, the team races to save the city from an impending assault.

A new Stargate team heads to an unknown galaxy, discovers the lost city of Atlantis and encounters a new enemy.

The Atlantis team rushes to destroy an advanced wraith hive ship before it presents a threat to the Earth.

Detective John Sheppard attempts to solve a string of unusual murders in Las Vegas.

Dr. Keller wakes to find her consciousness inside the body of a notorious thief who has been sentenced to death for her crimes.

Atlantis receives a distress signal from a Hive ship in which all the Wraith on board have placed themselves in stasis.

Dr. McKay reluctantly travels to Earth to attend a scientific demonstration by his former rival.

Richard Woolsey struggles to remain the leader of Atlantis; McKay and Zelenka investigate a mysterious find; Sheppard is captured by an old enemy.

A vengeful foe infiltrates the Gate Room in an attempt to take control of Atlantis.

Sheppard and his team are captured by a newly formed galactic coalition and made to stand trial.

Col. Sheppard and his team struggle to save survivors of the Hoffan plague from being sacrificed to the Wraith.

Dr. Daniel Jackson and Rodney McKay try to keep a reactivated ancient weapon from triggering a cataclysmic chain of events.

Ronan must use his skills as a former runner in order to save a kidnapped Dr. Keller.

Teyla goes undercover on a mission aboard a wraith hive ship.

While exploring an abandoned catacomb on an unexplored planet, a team discovers one of Michael's secret labs.

Dr. McKay's sister is summoned from Earth when her brother becomes fatally ill on a rescue mission.

A mysterious entity causes power disruptions and threatens Atlantis' technological infrastructure.

A malfunction in the Daedalus results in the team meeting different alien life forms and having to battle.

A team of explorers made up of soldiers and scientists travels through a Stargate, an ancient portal to other planets. They use the Stargate to explore new worlds, forge ties with friendly civilizations and protect Earth from hostile forces. The TV series is based on the theatrical film "Stargate."

Led by the brilliant scientist Dr. Nicholas Rush, a band of civilians and soldiers faces a whole new world -- and fights for survival -- after their secret military base is attacked. The survivors emerge aboard an ancient ship, unable to return to Earth and now on a course to parts unknown. Amid the darkness the group must meet its most basic needs of food, water and air while discovering the secrets of the ship's Stargate to ultimately survive.

This update of the late-1970s series takes a decidedly darker tone as what's left of humankind struggles for survival against the robot Cylons, who have killed millions. The Galactica, led by William Adama, protects a patched-together fleet of civilians -- led by de facto president Laura Roslin -- in search of a mythical planet called Earth.

Kathryn Janeway is the captain of a starship that is lost in space and must travel across an unexplored region of the galaxy to find its way back home. On its way, the crew encounters different species they must deal with, but find that all their adventures only make them long for home.

Featuring a bigger and better USS Enterprise, this series is set 78 years after the original series -- in the 24th century. Instead of Capt. James Kirk, a less volatile and more mature Capt. Jean-Luc Picard heads the crew of various humans and alien creatures in their adventures in space -- the final frontier.