Air date: 1997-07-27

Runtime: 46 min

When powerful aliens come through Earth's Stargate, Colonel Jack O'Neill returns to Abydos to retrieve Daniel Jackson, who has discovered that the alien transit system includes much more than the two planets.

Air date: 1997-07-27

Runtime: 46 min

Colonel O'Neill, leading the new SG-1, track Apophis back to the planet Chulak to rescue Sha're and Skaara, and befriend one of Apophis' Jaffa guards.

Air date: 1997-08-01

Runtime: 44 min

Major Kawalsky is possessed by a Goa'uld, and the SGC must find a way to remove it without killing him.

Air date: 1997-08-08

Runtime: 44 min

An alien civilization is forced to reconsider their views on women when Carter rebels against their social customs.

Air date: 1997-08-15

Runtime: 44 min

Members of SG-1 become infected with an alien virus that turns them into primitive beings. Dr. Fraiser must find a cure to save the team and the alien population from whom it was contracted.

Air date: 1997-08-22

Runtime: 44 min

SG-1 must stop a renegade Stargate commander, who has gone mad and set himself up as a god on an alien planet.

Air date: 1997-08-29

Runtime: 44 min

During an off-world assignment, Jack is struck down by energy from a blue crystal... which creates a duplicate of him that returns to Earth in Jack's place.

Air date: 1997-09-12

Runtime: 44 min

Pressed by the government to acquire new technologies, SG-1 is led to a world inhabited by a seemingly primative race. When Apophis arrives, SG-1 ambush him with disasterous consequences.

Air date: 1997-09-19

Runtime: 44 min

SG-1 discovers a race of attractive people who age extremely rapidly. The situation becomes personal when O'Neill begins to suffer from the same accelerated aging, and must live out the rest of his life on the planet.

Air date: 1997-09-26

Runtime: 44 min

Teal'c and O'Neill are transported to an underground cage designed by the Asgard to protect an alien world from the Goa'uld.

Air date: 1997-10-03

Runtime: 44 min

SG-1 tracks down Catherine Langford's fiancee, who took the first Stargate trip in 1945, and discovers an ancient meeting hall that may hold the secrets of the universe itself.

Air date: 1997-10-10

Runtime: 44 min

Teal'c returns to Chulak to stop his people from implanting his son with a larval Goa'uld.

Air date: 1997-10-17

Runtime: 44 min

Daniel is taken captive by an alien with a hidden agenda, while SG-1 is made to believe he is dead.

Air date: 1997-10-24

Runtime: 44 min

The banished Goa'uld Hathor is found in an ancient sarcophagus Earth, and takes over the S.G.C. with hopes of raising a new army against the System Lords.

Air date: 1997-10-31

Runtime: 44 min

A mysterious affliction wipes out the entire population of a planet, plus an SG team -- except for one young girl. Carter befriends her, but learns that she is being used by the Goa'uld.

Air date: 1998-01-23

Runtime: 44 min

Teal'c must stand trial for a crime committed while he served as first prime of Apophis when a villager on an alien world identifies him as the Jaffa who killed his father.

Air date: 1998-01-30

Runtime: 44 min

The SG-1 team rescues a group of advanced humans from a planet near destruction, and must find a new home for the refugees before the Pentagon gets their hands on them.

Air date: 1998-02-06

Runtime: 44 min

Colonel O'Neill and Captain Carter are separated from Jackson and Teal'c during a Stargate journey, and are trapped on a desolate ice world with no way of escape.

Air date: 1998-02-13

Runtime: 44 min

The members of SG-1 arrive on P3X-989 and are knocked unconscious. They wake up and return to Earth only to find that they are not quite themselves.

Air date: 1998-02-20

Runtime: 44 min

An alien artifact transports Daniel to an alternate reality, where he is not a part of the Stargate program and the Goa'uld -- led by Teal'c -- are invading Earth.

Air date: 1998-02-27

Runtime: 44 min

Senator Kinsey arrives at the SGC to investigate the program and determine whether the great drain on the U.S. budget is worthwhile, prompting the team to recall missions from the past year.

Air date: 1998-03-06

Runtime: 44 min

SG-1 escapes through the Stargate before it is shut down, and learns that Daniel's alternate reality vision is true: Apophis is moving to attack Earth from above. The team must stop Apophis and his son, Klorel, who inhabits the body of their friend Skaara.