While searching for her people, Teyla and the team meet a man who predicts a frightening future for Atlantis.

Teyla and Dr. Keller arrive on New Athos and discover that the entire settlement has been abandoned.

After a virus infects nearly everyone in Atlantis, McKay discovers cryptic letters and has no recollection of his identity.

Lt. Col. Sheppard is taken prisoner aboard a rogue ship run by a ruthless human commander.

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

Ronon reconnects with a group of Satedans from his past that enlists the help of the Atlantis team on a mission against the Wraith.

Lt. Col. Sheppard leads his team on a high-risk mission to the core of the Replicator home world; Samantha Carter races against time to locate the city of Atlantis.

McKay must find a solution when Atlantis starts to decompress after its power system is damaged.

A Replicator attack forces Atlantis to sink back into the ocean.

While seeking a missing village, Col. Sheppard and his team find more than they bargained for.

While searching for an ancient geothermal drilling station on the ocean floor, the team unknowingly awakens a Wraith queen who has lain dormant for thousands of years.

When the crew is ordered to take a personal day, an explosion rocks the city.

Sheppard and his crew awaken a race of people stored in stasis on a hollowed-out moon.

McKay and Sheppard discover that a simulator game that they have been playing for a year is, in fact, real.

Rodney McKay begins to evolve into a superhuman after a device the Ancients left running zaps him.

Lucius is up to his old tricks; Kolya and his men draw the team into a fight.

When the people of Atlantis begin to have visions of ghosts, Teyla believes the apparitions are Ancients trying to warn them of a great danger.

Gen. O'Neill and Richard Woolsey find themselves trapped on Atlantis; Col. Sheppard takes his team to mount a rescue mission.

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.

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.

In the tradition of the 1960s cult show of the same name, this anthology series features different actors, many well-known from their previous work, in each episode. The episodes often explore eerie and often supernatural themes with a science-fiction element.

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.