Star Trek

Episode Guide

Season Air Date Year
Season 1 2001-02 2151-2152
Season 2 2002-03 2152-2153
Season 3 2003-04 2153-2154
Season 4 2004-05 2154-2155

Season 1

"Broken Bow, Part I" - (none)

Series Premiere - Captain Archer and the Enterprise crew sets on a maiden voyage with a mission to return a wounded Klingon to his people, over the objections of Earth's Vulcan allies.

"Broken Bow, Part II" - April 16, 2151

Series Premiere - Captain Archer and the Enterprise crew sets on a maiden voyage with a mission to return a wounded Klingon to his people, over the objections of Earth's Vulcan allies.

"Fight or Flight" - May 6, 2151

The Enterprise crew comes across an alien ship where they discover 15 humanoid corpses that seem to have been part of a scientific experiment.

"Strange New World" - (none)

Crew members become infected with hallucinogenic flower pollen that sends their imaginations into a state of paranoid overdrive.

"Unexpected" - (none)

When Trip is dispatched to assist an alien ship with its power source problems, he is delighted to have a friendly encounter with one of the ship's female engineers. But he discovers that their special moment has resulted in his becoming pregnant.

"Terra Nova" - (none)

The Enterprise crew alters course to investigate the mystery of Terra Nova, a legendary Earth colony whose inhabitants mysteriously disappeared decades ago.

"The Andorian Incident" - (none)

The Enterprise pays a visit to an ancient Vulcan spiritual sanctuary, only to discover that it has been taken over by hostile Andorians.

"Breaking The Ice" - (none)

Captain Archer must attempt a dangerous rescue to recover two crewman stranded on a rapidly disintegrating comet.

"Civilization" - July 31, 2151

Captain Archer and the crew discover an inhabited less-advanced planet, where the people are plagued by a mysterious illness.

"Fortunate Son" - (none)

The Enterprise crew struggles with the crew of the human freighter Fortunate, who want revenge on their Nausicaan attackers, no matter the repercussions.

"Cold Front" - September 9, 2151

Archer is invited to observe a spectacular stellar event with an alien ship, but finds one of the aliens is a Suliban, and must stop him before he can tamper with the course of history.

"Silent Enemy" - September 1, 2151

When Enterprise is attacked by an unidentified enemy ship, the crew must work frantically to get their new phase cannons to operate. Meanwhile, Archer realizes that no one knows Reed well enough to give him a personalized birthday gift.

"Dear Doctor" - (none)

The crew encounters an alien race in desperate need of medical and scientific assistance. Phlox declines to assist them because of his ethical beliefs, leaving Archer to decide whether to help them find their own solutions.

"Sleeping Dogs" - (none)

Enterprise discovers a drifting Klingon ship whose crew are infected by a virus.

"Shadows Of P'Jem" - (none)

Archer and the crew are disappointed to discover that T'Pol has been ordered by the Vulcan High Command to leave the Enterprise - and equally frustrated at her seeming indifference to leaving their ranks.

"Shuttlepod One" - November 9, 2151

On a routine shuttlepod mission to investigate an asteroid field, Trip and Reed find themselves suddenly cut off from the Enterprise and become convinced that the mothership has been destroyed.

"Fusion" - (none)

Enterprise hosts a group of Vulcans who, unlike T'Pol and the other Vulcan High Command, are eager to embrace and experience their own emotions.

"Rogue Planet" - (none)

While exploring an uncharted planet, Enterprise crew members encounter a group of aliens who are hunting down indigenous creatures for recreation.

"Acquisition" - (none)

When the Ferengi, a group of intergalactic thieves, stun the Enterprise crew and try to rob the ship, its up to Trip to work covertly to stop them.

"Oasis" - (none)

While exploring a crashed vessel on a desolate planet, the Enterprise crew is haunted by some ghostly figures, and they encounter an alien race that has survived despite insurmountable odds.

"Detained" - (none)

While exploring a planet, Archer and Mayweather enter a "military zone" and are detained in an internment prison by an alien race called Tandarans, who are at war with the Suliban.

"Vox Sola" - (none)

A strange, symbiotic alien creature boards the Enterprise capturing a few of the crew members, including Archer and Trip, and cocoons them in its web feeding off their bodies to survive.

"Fallen Hero" - February 9, 2152

When a Vulcan ambassador is accused of secretive criminal misconduct, Enterprise is asked to transport her back to the Vulcans.

"Desert Crossing" - February 12, 2152

When Archer and Trip are invited to a desert-like planet by an alien leader after they help fix his ship, they discover he is a terrorist who has lured them onto his planet under false pretenses.

"Two Days And Two Nights" - February 18, 2152

The crew takes shore leave on the famous pleasure planet of Risa.

"Shockwave" - (none)

Season 1 Finale - Starfleet orders Enterprise to return home after the crew seemingly causes the destruction of an entire planet.

Season 2

"Shockwave, Part II" - (none)

Season 2 Premiere - The diabolical Suliban take the crew hostage when it is discovered that Archer has mysteriously disappeared off the ship.

"Carbon Creek" - April 12, 2152

A 20th Century Vulcan ship crashes in Carbon Creek, PA in 1957.

"Minefield" - (none)

After unwittingly wandering into a minefield in Romulan territory, Enterprise becomes trapped when struck by an undetonated mine.

"Dead Stop" - (none)

Enterprise, in desperate need of extensive repairs, docks with a mysterious, high-tech, automated space station that inexplicably and amazingly fixes everything, making it almost too good to be true.

A Night In Sickbay" - (none)

Archer spends a fretful night in sickbay with Dr. Phlox after Porthos, Archer's pet beagle, picks up a deadly virus on an alien planet.

"Marauders" - (none)

When Enterprise is in need of fuel, Archer discovers a desolate mining colony that is being controlled by Klingon marauders who are bullying the colonists and hoarding their fuel.

"The Seventh" - (none)

T'Pol brings Archer with her on a top-secret mission when she is dispatched by the Vulcan High Command to capture a fugitive that has eluded their authorities for nearly two decades.

"The Communicator" - (none)

Things go from bad to worse when Archer and Reed return to a pre-warp society on the brink of war to retrieve a communicator that was lost during an undercover survey mission.

"Singularity" - August 14, 2152

While Enterprise surveys a black hole that's part of a trinary star system, the ship's proximity to the stellar phenomenon has a strange effect on the crew.

"Vanishing Point" - (none)

When Hoshi Sato goes through her first transporter experience, strange aftereffects lead her to believe she wasn't reassembled correctly and that her very existence is threatened.

"Precious Cargo" - September 12, 2152

Trip Tucker boards an alien cargo vessel to help repair a stasis pod holding a beautiful woman in suspended animation. When the woman accidentally awakes, she reveals she's not a passenger, but a prisoner.

"The Catwalk" - September 18, 2152

When a lethal neutronic storm approaches faster than Enterprise can escape, the entire crew takes shelter in the most heavily shielded part of the ship - the maintenance shafts inside the warp nacelles - for several days. They also provide refuge to a group of aliens who aren't entirely upfront about themselves.

"Dawn" - (none)

Trip Tucker is alone on a test mission aboard Shuttlepod One when he is fired upon by a territorial alien and forced to land on the night side of a moon. As he tries in vain to contact Enterprise, he discovers his alien foe has also made an emergency landing nearby, and the two nemeses must contend with each other as the extremely hot rising sun threatens their survival.

"Stigma" - (none)

While Enterprise visits a planet where an Interspecies Medical Exchange conference is taking place, Dr. Phlox tries to obtain research on a terminal disease from the Vulcan contingency there. But he must not reveal that T'Pol has contracted this disease, because that knowledge would forever stigmatize her among her people.

"Cease Fire" - (none)

A military conflict erupts between the Vulcans and Andorians over a small terraformed planet that both sides make claim to. In the midst of the skirmish, the Vulcans announce they wish to discuss terms for a cease-fire, but Imperial Guard officer Shran believes the only one he can trust to mediate such a negotiation is Jonathan Archer, so the captain and his ship are called into the fray.

"Future Tense" - (none)

Far beyond where any Earth vessel has ventured before, the Enterprise crew is shocked to find a small craft adrift in space that contains what appears to be a human corpse. Trip Tucker and Malcolm Reed discover the craft holds some strange secrets, and the mystery deepens when the Suliban arrive making claim to the salvage. On top of that, Captain Archer is confronted by the Tholians, who also aggressively try to procure the enigmatic vessel.

"Canamar" - (none)

Upon leaving the Enolian homeworld in a shuttlepod, Archer and Tucker are mistakenly arrested and placed on a prisoner transport vessel bound for the penal colony Canamar. Before the error can be rectified, one of the alien inmates engineers a takeover of the transport, leading Archer to engage in a dangerous gambit.

"The Crossing" - (none)

Enterprise is swallowed by an otherworldly vessel occupied by noncorporeal creatures who invade the bodies of crew members and trade consciousnesses with them.

"Judgement" - (none)

Captain Archer stands accused before a Klingon tribunal of conspiring against the Empire, and his only hope of escaping a death sentence or life in the dilithium mines of Rura Penthe is an aging and disenchanted Klingon lawyer with little energy or enthusiasm for the case.

"Horizon" - January 10, 2153

When Enterprise reverses course to go investigate a planetary phenomenon, Ensign Mayweather takes the opportunity to visit the cargo ship where he was born and raised, the E.C.S. Horizon. But his father, the ship's captain, just recently died, and Travis finds that things at home haven't been the same since.

"The Breach" - (none)

Enterprise is asked to evacuate a group of Denobulan geologists from a world that has been taken over by a militant faction, and since they are located deep underground, the effort requires some treacherous spelunking by the rescue team. Meanwhile Phlox faces a dilemma when another evacuee, an Antaran afflicted with a fatal dose of radiation, refuses to be treated by a Denobulan because of very old bad blood between the two races.

"Cogenitor" - (none)

While studying a star in the early stages of going supernova, Enterprise encounters a race called the Vissians. The two crews get along famously, until Trip Tucker gets a little too curious about a member of the species' third gender - a nameless individual called a 'cogenitor'.

"Regeneration" - March 1, 2153

A team of Starfleet researchers uncovers the remains of a Borg Sphere underneath the Arctic Circle. Amongst the debris they find two Borg drones, one of which regenerates and begins assimilating members of their team.

"First Flight" - (none)

While Enterprise is investigating what appears to be a dark matter nebula, Archer receives news that A.G. Robinson, his old rival in the early days of the NX test program, has died. During a shuttlepod mission into the dark matter phenomenon, Archer reminisces to T'Pol about the time he and Robinson were pilots competing for the honor of being the first to break the Warp 2 barrier.

"Bounty" - March 21, 2153

A Tellarite bounty hunter captures Archer intending to turn him over to the Klingons for a substantial reward. Meanwhile, T'Pol is infected with an alien pathogen that unleashes her primal Vulcan urges.

"The Expanse" - April 24, 2153

Season 2 Finale - The Klingon Chancellor offers Duras a chance to reclaim his honor by capturing Captain Archer. Meanwhile, Enterprise is recalled to Earth after a massive attack on the home planet.

Season 3

"The Xindi" - June 5, 2153

Season 3 Premiere - Six weeks into the Delphic Expanse, Captain Archer and his crew learn of a Xindi working at a mining colony, and set out to track him down and gain information about the mysterious antagonistic race.

"Anomaly" - (none)

Enterprise starts experiencing the effects of spatial distortions pervading the Delphic Expanse, and falls victim to predatory aliens taking advantage of the crippling conditions.

"Extinction" - (none)

An alien life form assumes the identity of Enterprise crew members.

"Rajiin" - (none)

An alien slave woman known as Rajiin seeks sanctuary with the Enterprise crew.

"Impulse" - (none)

When Enterprise responds to a distress call from a Vulcan ship stranded in the Delphic Expanse, Archer and his boarding team are attacked by insane zombie-like Vulcans.

"Exile"- (none)

A powerful telepath makes contact with Hoshi and offers to help Enterprise find the Xindi... for a price.

"The Shipment" - (none)

Archer, Reed and Major Hayes infiltrate a Xindi-Sloth industrial colony to learn more about the weapon of mass destruction that will be used against Earth.

"Twilight" - (none)

A spatial distortion leaves Archer unable to form any new long-term memories. Years in the future, he wakes up one morning and is stunned to learn the outcome of the human-Xindi conflict.

"North Star" - (none)

When a settlement of humans living a 19th-century Western lifestyle is discovered on a Delphic Expanse planet, Archer and crew set out to learn how they got there.

"Similitude" - (none)

When Trip suffers a catastrophic injury, his only hope for survival is a transplant from a "mimetic simbiot" which Phlox grows from one of his exotic creatures.

"Carpenter Street" - (none)

Archer and T'Pol travel back in time to 2004 Detroit to stop a Xindi plot.

"Chosen Realm" - (none)

Religious zealots hijack Enterprise to use it as a weapon against the enemies of their faith.

"Proving Ground" - December 6, 2153

An Andorian ship led by Commander Shran arrives in the Delphic Expanse to help Enterprise hone in on the Xindi superweapon.

"Stratagem" - December 12, 2153

Archer finds himself face-to-face with Degra, the designer of the Xindi superweapon, and tries to trick him into revealing its location.

"Harbinger"- December 27, 2153

As Archer tries to unravel the mystery of a rescued alien, long-simmering feelings explode among his senior officers.

"Doctor's Orders" - (none)

The fate of Enterprise is in Dr. Phlox's hands as the rest of the crew must be induced into a coma in order to survive a trans-dimensional disturbance.

"Hatchery" - January 8, 2154

Archer goes to extreme lengths to save an abandoned nest of Xindi-Insectoid eggs ready to hatch.>

"Azati Prime" - (none)

Archer sets out on a suicide mission to destroy the Xindi superweapon as Enterprise faces a brutal attack.

"Damage" - (none)

While dissension among Xindi ranks festers, Enterprise tries to recover from a devastating attack.

"The Forgotten" - (none)

Two high-ranking Xindi offer to stop the launch of their superweapon if Archer can prove they've been manipulated. Meanwhile, the crew mourns their lost mates.

"E2"- (none)

An attempt to use a Xindi subspace corridor leads the Enterprise crew to a bizarre encounter with their own descendants.

"The Council" - (none)

Archer and Hoshi stand before the Xindi Council as T'Pol and Reed lead a team into the heart of a Sphere.

"Countdown" - February 13, 2154

With help from Xindi allies, the Enterprise crew attempts to stop the arming of the Weapon aimed toward Earth.

"Zero Hour" - February 14, 2154

Archer puts his life on the line in a risky gambit to intercept the Xindi superweapon and disarm it from within.

Season 4

"Storm Front" - (none)

Archer and the NX-01 find themselves in Earth's past, with events of World War II altered by the Temporal Cold War.

"Storm Front, Part II" - (none)

With Silik's help, Archer hones in on the temporal operative who altered Earth's past and threatens to destroy all of time.

"Home" - (none)

Once the NX-01 finally returns to Earth, the weary crewmen face repercussions of their journeys, both positive and negative.

"Borderland - May 5, 2154

When genetic supermen left over from the Eugenics Wars hijack a Klingon ship, Archer must rely on their creator, the criminal Dr. Arik Soong, to help hunt them down.

"Cold Station 12" - (none)

Arik Soong leads his band of Augments to a medical facility where hundreds of genetically enhanced embryos are still stored, intending to retrieve them and bring them to life.

"The Augments" - May 27, 2154

In defiance of their "father," Arik Soong's Augments devise a heinous plot against the Klingons which will surely lead to interstellar war.

"The Forge" - (none)

Earth's embassy on Vulcan is bombed, and the ensuing investigation puts Archer and T'Pol on the trail of a Vulcan religious faction hiding in a treacherous desert.

"Awakening" - (none)

Archer and T'Pol encounter the Syrrannites, a radical grouphiding in the Vulcan desert, while the NX-01 crew contends with Vulcan power ploys.

"Kir'Shara" - (none)

Archer, T'Pol and T'Pau attempt to bring the Kir'Shara - an artifact believed to contain Surak's original writings - to the Vulcan capital, as the NX-01 gets involved in a Vulcan-Andorian military clash.

"Daedalus" - (none)

The inventor of the transporter, Emory Erickson, comes aboard Enterprise for a risky experiment.

"Observer Effect" - (none)

Noncorporeal aliens study the Enterprise crew as they respond to a fatal viral infection brought on board from an away mission.

"Babel One" - November 12, 2154

Enterprise journeys to Babel with a Tellarite ambassador on board for peace talks with the Andorians, when a distress call from Shran is received.

"United" - (none)

Archer tries to unify the Andorians, Tellarites and Vulcans in a plan to capture a marauder ship threatening to destabilize the region.

"The Aenar" - (none)

Archer visits Shran's icy homeworld to find an Andorian subspecies called the Aenar, to determine their connection to the marauder destroying ships in the region.

"Affliction" - November 27, 2154

While Enterprise visits Earth for the launch of Columbia, Phlox is kidnapped and forced to help the Klingons deal with a grave threat toward their species.

"Divergence" - (none)

With Columbia's help, the Enterprise crew grapples with sabotage to their ship as they pursue the truth behind the kidnapping of Phlox.

"Bound" - December 27, 2154

As a gift for negotiating with the Orion Syndicate, Captain Archer receives three Orion Slave Girls.

"In A Mirror, Darkly Part I" - January 13, 2155

In the mirror universe, Commander Archer mutinies against Captain Forrest in order to capture a future Earth ship found in Tholian space.

"In A Mirror, Darkly Part II - January 18, 2155

In the mirror universe, Archer commandeers the 23rd-century Defiant from the Tholians and uses it in a nefarious power grab.

"Demons" - January 19, 2155

A xenophobic faction of humanity threatens to undermine talks to form a new coalition of planets.

"Terra Prime" - January 22, 2155

A human isolationist leader threatens to destroy Starfleet Command unless all aliens leave Earth immediately.

"These Are The Voyages..." - 2161

Six years in the future, an emotional Captain Archer and the crew return to Earth to face the decommission of Enterprise and signing of the Federation charter.

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