Every season of Stargate SG-1 ever, ranked from best to worst by thousands of votes from fans of the show. The best seasons of Stargate SG-1!

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.

Children of the Gods (1)

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.

Children of the Gods (2)

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

The Enemy Within

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

Emancipation

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.

The Broca Divide

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

The First Commandment

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.

Cold Lazarus

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.

The Nox

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.

Brief Candle

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

Thor's Hammer

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.

The Torment of Tantalus

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

Bloodlines

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

Fire and Water

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.

Hathor

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.

Singularity

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.

Cor-Ai

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.

Enigma

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.

Solitudes

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.

Tin Man

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.

There But For the Grace of God

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.

Politics (1)

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.

Within the Serpent's Grasp (2)

With SG-1 trapped on Klorel's ship, it seems that Earth is doomed as the Pyramid Ships prepare to destroy Earth.

The Serpent's Lair (3)

Carter is possessed by a Goa'uld who claims to be an enemy of the System Lords.

In the Line of Duty

SG-1 is put on trial and exiled to a prison world, where a woman maintains a strange control over her fellow prisoners.

Prisoners

SG-1 is imprisoned in a virtual reality realm and forced to relive the worst moments of their lives over and over.

The Gamekeeper

Jackson becomes addicted to the effects of a Goa'uld sarcophagus, and falls for the planet's manipulative princess.

Need

SG-1 returns to Cimmeria, and finds that without protection from the Asgard the planet has been invaded by the Goa'uld.

Thor's Chariot

SG-1 discovers an ancient artifact that takes O'Neill and the S.G.C. hostage.

Message in a Bottle

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.

Family

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.

Secrets

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.

Bane

SG-1 locates the Tok'ra, a Goa'uld resistance movement who oppose the System Lords, and attempt to form an alliance. Jacob Carter's cancer brings him near death.

The Tok'ra (1)

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

The Tok'ra (2)

SG-1 finds a planet inhabited by Native American Indians, protected by spirits who are actually advanced alien shapeshifters.

Spirits

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.

Touchstone

O'Neill becomes the unwilling receptacle for a library of alien knowledge.

The Fifth Race

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.

A Matter of Time

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.

Holiday

Apophis, SG-1's greatest enemy, seeks sanctuary from Sokar and ends up near death in the S.G.C. infirmary.

Serpent's Song

A group of primitive aliens begin to fall deathly ill after SG-1 arrives.

One False Step

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.

Show and Tell

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.

1969

O'Neill, Carter and Jackson awaken from stasis in what appears to be the S.G.C. -- almost 80 years in the future.

Out of Mind (1)

O'Neill, Carter and Jackson must escape Hathor's clutches, while Teal'c tries to raise a Jaffa army on Chulak. General Hammond must take desperate measures to rescue the team.

Into the Fire (2)

SG-1 must find a renegade Goa'uld who has been hiding on Earth for thousands of years.

Seth

The Asgard aid Earth in negotiating a nonagression treaty with the Goa'uld System Lords.

Fair Game

When Daniel goes insane, SG-1 must deal with the legacy of Machello's anti-Goa'uld technology.

Legacy

SG-1 discovers a planet where children are used to acquire knowledge for the entire population, then discarded.

Learning Curve

SG-1 must free an alternate reality Earth from a Goa'uld invasion after duplicates of Samantha Carter and Charles Kawalsky come through the quantum mirror.

Point of View

SG-1 is taken captive by an alien bounty hunter with uncertain loyalties.

Deadman Switch

SG-1 finds a medieval Christian society terrorized by Sokar and the Unas, and is accused of being possessed by demons.

Demons

SG-1 discovers a military camp where young men are trained to impersonate SGC personnel to infiltrate Earth.

Rules of Engagement

Jackson deals with the apparent death of his wife, Sha're, at the hands of Teal'c.

Forever in a Day

SG-1 encounters an entire planet suffering from amnesia.  The planet's leader returns to Earth with SG-1 to find a cure,  but SG-1 suspects she may not be who she appears to be.

Past and Present

When Major Carter's father Jacob is kidnapped by Sokar, the SG-1 team must infiltrate a prison moon designed to look like hell to rescue him.

Jolinar's Memories (1)

SG-1 must escape a hellish prison moon, and one of their worst enemies.

The Devil You Know (2)

SG-1 returns from a mission and discovers that metamorphic aliens have taken over the complex.

Foothold

The Tollan put Skaara and Klorel on trial to determine who will control the host body.

Pretense

SG-1 receives alien brain implants that manifest themselves as a bizarre man, who tells them that they would not survive the procedure to remove him.

Urgo

After a meteor strike buries the Stargate, O'Neill finds himself stranded on a planet with no hope of rescue.

A Hundred Days

O'Neill steals technology from the Tollan, and is forced to leave the Stargate program. Maybourne offers an intriguing proposal.

Shades of Grey

The members of SG-1 are imprisoned on a planet and become pawns in a war of ideology.

New Ground

SG-1 discovers the mystical planet Kheb, and must find the Harcesis child of Apophis and Sha're before Apophis's army does.

Maternal Instinct

An alien artifact causes Daniel to disappear, and the team looks for help from his institutionalized grandfather.

Crystal Skull

SG-1 faces creatures of mass destruction that even the Asgard can't control, and must destroy Thor's infested vessel before the Replicator bugs reach Earth.

Nemesis (1)

O'Neill and Teal'c risk their lives to keep the Replicator bugs from gaining a foothold on Earth, while Carter helps the Asgard fend off a Replicator invasion.

Small Victories (2)

A warring alien race offers to exchange their advanced technology for Earth's help in defeating their enemy.

The Other Side

A Tok'ra archaeologist arrives at the SGC with newly discovered technology, giving the SG-1 team superhuman powers.

Upgrades

Teal'c is reunited with his lost love -- a woman who claims to have found a way to communicate with her symbiote and defeat the Goa'uld.

Crossroads

When a member of the SGC tries to kill a Tok'ra, it is revealed that O'Neill and Carter may be victims of an untraceable form of Goa'uld mind control.

Divide and Conquer

O'Neill and Teal'c are caught in a time loop in the SGC, and must relive the same 10 hours over and over again.

Window of Opportunity

The Russians recover a Stargate from the bottom of the ocean, and turn to the SGC for help when their experiments go awry.

Watergate

Dr. Jackson is taken captive by an Unas while on an archaeological dig. The SGC mounts a rescue operation, but discovers a danger of their own.

The First Ones

SG-1 is caught in a conflict between two civilizations trying to colonize the same planet.

Scorched Earth

The members of SG-1 are used as forced labor in an underground alien facility after their memories are erased by the ruling elite.

Beneath the Surface

SG-1 investigates a conspiracy theorist who has detailed knowledge of the Stargate program.

Point of No Return

A test gone wrong leaves Jack and Teal'c marooned in space aboard a damaged prototype attack ship

Tangent

When his former mentor dies, Dr. Jackson returns to his roots -- and discovers an ancient Egyptian artifact containing a Goa'uld parasite.

The Curse

SG-1 must stop Apophis and Heru-ur from forming an alliance of their powerful forces, while Teal'c is captured and tortured by the Goa'uld.

The Serpent's Venom

SG-1 must adjust to a new commanding officer when General Hammond steps down -- but O'Neill discovers foul play behind the general's resignation.

Chain Reaction

Ten years into the future, the former members of SG-1 must send a message into the past to prevent the extinction of the human race.

2010

Jackson's teammates notice a disturbing change in him when he is reunited with the Harcesis child and given the Goa'uld genetic memory.

Absolute Power

SG-1 finds a deserted Goa'uld palace, where a beautiful device causes suicidal tendencies.

The Light

Carter must help keep a promising young cadet from throwing away a future at the SGC. O'Neill and Teal'c encounter a dangerous life form at an offworld research base.

Prodigy

The SGC is invaded by an alien life force that takes up residence in the base computer system -- and in Major Carter.

Entity

SG-1 must rescue an alien world from the Goa'uld -- with help from an unexpected source. Teal'c seeks revenge on the System Lord Cronus for the murder of his father.

Double Jeopardy

SG-1 helps to evacuate the Tok'ra to a new base -- but matters are complicated when a spy reveals their location to Apophis. The team attempts a daring plan to take out the Goa'uld's powerful fleet.

Exodus (1)

SG-1 finds themselves stranded in a crippled ship in a distant galaxy -- with Apophis threatening to destroy them. Teal'c is brainwashed and made loyal to Apophis once again.

Enemies (2)

His mind altered by Apophis, Teal'c must undergo a ritual that takes him to the edge of death itself, in order for him to rediscover who he is.

Threshold (3)

An alien being is smitten with Carter and follows her back to Earth. It assumes a human form and pursues a relationship with her.

Ascension

O'Neill and Lieutenant Tyler are ambushed by Goa'uld forces and trapped behind enemy lines -- while the rest of their team discover they don't know who Tyler is.

The Fifth Man

SG-1 discovers that their recent trip through the Stargate may have inadvertently doomed an entire civilization.

Red Sky

Cassandra mysteriously falls ill, sending SG-1 back to her home planet -- where they uncover a dark Goa'uld secret.

Rite of Passage

SG-1 discovers a civilization that uses Unas as slave labor, and attempt to liberate Daniel's friend, Chaka.

Beast of Burden

SG-1 teams with a Russian unit when one of their Stargate teams goes missing in a mysterious alien ziggurat.

The Tomb

The Tollan offer Earth advanced weapons technology, prompting a secret investigation on Tollana -- one that leads to a startling discovery.

Between Two Fires

SG-1 encounters a potential new, technologically advanced ally in the war against the Goa'uld -- though they do not know the Aschen's dark secret.

2001

When Carter goes missing, O'Neill teams up with Col. Maybourne again to free her.

Desperate Measures

An alien ship approaches Earth, sending SG-1 to an old friend for some answers -- where they discover that Martin Lloyd has created a TV show about the Stargate program.

The Best Seasons of Stargate SG-1

The Best Seasons of Stargate SG-1

Season 10

Season 7

Season 6

Season 9

Season 8

Season 3

Season 5

Season 4

Season 2

Season 1