第 2 季 共 22 集
播出时间：1998年6月27日
第 1 集 The Serpent's Lair (3)
播出时间：1998年6月27日
With SG-1 trapped on Klorel's ship, it seems that Earth is doomed as the Pyramid Ships prepare to destroy Earth.
第 2 集 In the Line of Duty
播出时间：1998年7月4日
Carter is possessed by a Goa'uld who claims to be an enemy of the System Lords.
第 3 集 Prisoners
播出时间：1998年7月11日
SG-1 is put on trial and exiled to a prison world, where a woman maintains a strange control over her fellow prisoners.
第 4 集 The Gamekeeper
播出时间：1998年7月18日
SG-1 is imprisoned in a virtual reality realm and forced to relive the worst moments of their lives over and over.
第 5 集 Need
播出时间：1998年7月25日
Jackson becomes addicted to the effects of a Goa'uld sarcophagus, and falls for the planet's manipulative princess.
第 6 集 Thor's Chariot
播出时间：1998年8月1日
SG-1 returns to Cimmeria, and finds that without protection from the Asgard the planet has been invaded by the Goa'uld.
第 7 集 Message in a Bottle
播出时间：1998年8月8日
SG-1 discovers an ancient artifact that takes O'Neill and the S.G.C. hostage.
第 8 集 Family
播出时间：1998年8月15日
The SG-1 team attempt to rescue Teal'c's son, who has been kidnapped and brainwashed by Apophis. Teal'c learns disturbing news about his wife.
第 9 集 Secrets
播出时间：1998年8月22日
Jackson discovers that his wife has returned to Abydos, and is nine months pregnant with the son of Apophis. O'Neill must keep the secret of the Stargate program from being uncovered.
第 10 集 Bane
播出时间：1998年9月26日
Teal'c is infected with deadly venom from a giant insect, and begins a terrible transformation. When he escapes the S.G.C., SG-1 must find him before Colonel Maybourne does.
第 11 集 The Tok'ra (1)
播出时间：1998年10月3日
SG-1 locates the Tok'ra, a Goa'uld resistence movement who oppose the System Lords, and attempt to form an alliance. Jacob Carter's cancer brings him near death.
第 12 集 The Tok'ra (2)
播出时间：1998年10月10日
While SG-1 tries to form an alliance with the Tok'ra, a spy betrays the rebels to the Goa'uld. Jacob Carter finds that the Tok'ra may be his only hope of survival
第 13 集 Spirits
播出时间：1998年10月24日
SG-1 finds a planet inhabited by Native American Indians, protected by spirits who are actually advanced alien shapeshifters.
第 14 集 Touchstone
播出时间：1998年10月31日
SG-1 is accused of stealing an important weather-controlling device, sending a primative planet into chaos. The team discovers that Earth's second Stargate is being misused.
第 15 集 The Fifth Race
播出时间：1999年1月23日
O'Neill becomes the unwilling receptacle for a library of alien knowledge.
第 16 集 A Matter of Time
播出时间：1999年1月30日
After gating to a world on the edge of a black hole, the S.G.C. cannot disengage the Stargate. All of Earth becomes endangered by the time-distorting gravity field.
第 17 集 Holiday
播出时间：1999年2月6日
SG-1 discovers an elderly man known for developing technology to fight the Goa'uld. Daniel is tricked into switching bodies with the man, Ma'chello, who believes he is "owed" for all the good he has done.
第 18 集 Serpent's Song
播出时间：1999年2月13日
Apophis, SG-1's greatest enemy, seeks sanctuary from Sokar and ends up near death in the S.G.C. infirmiry.
第 19 集 One False Step
播出时间：1999年2月20日
A group of primitive aliens begin to fall deathly ill after SG-1 arrives.
第 20 集 Show and Tell
播出时间：1999年2月27日
A young boy arrives through the Stargate, and warns of plot by invisible aliens to kill all of the human race in order to rob the Goa'uld of potential hosts.
第 21 集 1969
播出时间：1999年3月6日
A cosmic accident causes SG-1 to be sent back 30 years into Earth's past, where they must locate the Stargate and find a way home.
第 22 集 Out of Mind (1)
播出时间：1999年3月13日
O'Neill, Carter and Jackson awaken from stasis in what appears to be the S.G.C. -- almost 80 years in the future.
