Before the United Federation of Planets and more than 100 years before Kirk and crew stepped aboard the USS
Earth's first Warp 5 capable starship designed for long-range exploration. A prequel to 'The Original Series,' 'Star Trek: Enterprise' chronicles Earth's first deep exploration of interstellar space, mankind's first true foray into the final frontier.
S1/EP 1 - Broken Bow: Part 1
After decades of being held back from deep space exploration by the Vulcans, Captain Jonathan Archer takes command of the NX-01 Enterprise—Earth's first warp five starship.
S1/EP 2 - Broken Bow: Part 2
After decades of being held back from deep space exploration by the Vulcans, Captain Jonathan Archer takes command of the NX-01 Enterprise—Earth's first warp five starship.
S1/EP 3 - Fight or Flight
As they continue their deep space exploration, Enterprise comes across an alien ship where they discover humanoid corpses that seem to have been part of a scientific experiment. The horrific sight inspires Hoshi to panic and demand a return to Earth, but Archer insists on continuing the mission and finding out more about the abandoned dead.
S1/EP 4 - Strange New World
Enterprise investigates an uninhabited planet that turns out to be far more dangerous than expected. The crew members that visit the planet are infected by an alien pollen that induces hallucinations and paranoia.
S1/EP 5 - Unexpected
When Trip is dispatched to assist a Xyrillian ship with its power source problems, he is delighted to have a friendly encounter with one of the ship's female engineers. However, shortly after returning to Enterprise, he discovers that their seemingly innocuous interaction has led to a surprising result.
S1/EP 6 - Terra Nova
The Enterprise crew alters course to investigate the mystery of Terra Nova, a legendary Earth colony whose inhabitants mysteriously disappeared decades ago. However, when they arrive, they are confronted by descendants of the colonists, who have become more alien than anyone could ever have imagined.
S1/EP 7 - The Andorian Incident
Enterprise visits an ancient Vulcan spiritual sanctuary, despite T'Pol's concerns that her human colleagues will be an awkward and disruptive presence there. Upon landing, they discover that the monastery has been forcibly taken over by the Andorians, a paranoid and highly excitable race of aliens with a long history of conflict with the Vulcans.
S1/EP 8 - Breaking the Ice
Trip learns that T'Pol is transmitting secret messages to a Vulcan ship, the T'Mir, which has been shadowing Enterprise for weeks. Meanwhile, Archer must attempt a dangerous rescue to recover two crewman stranded on a rapidly disintegrating comet.
S1/EP 9 - Civilization
Captain Archer and the crew discover a fully inhabited, pre-industrial, Minshara class planet. However, upon further investigation, they discover what appears to be advanced technology being used secretly, which may responsible for a terrible illness.
S1/EP 10 - Fortunate Son
Enterprise is dispatched by Starfleet Command to assist the Fortunate, a human freight vessel that has been attacked by Nausicaan pirates.
S1/EP 11 - Cold Front
Enterprise comes in contact with an alien vessel transporting stargazers to observe a spectacular stellar event, Archer invites them aboard the ship not realizing that Silik, a Suliban enemy, is among them. Archer quickly realizes that Silik is engaged in a nefarious time-travelling mission and must stop him before he can tamper with the course of history.
S1/EP 12 - Silent Enemy (aka Call to Arms)
Enterprise is attacked by an unidentified enemy ship, the crew must work frantically to get their new phase canons online. Meanwhile, the captain charges Hoshi with finding out Malcolm's favorite food in time for a surprise birthday dinner.
S1/EP 13 - Dear Doctor
The crew discovers a new planet with two races, one in desperate need of medical and scientific assistance. In the course of trying to help, Dr. Phlox recalls his own Denobulan past to address the ethical dilemmas that arise in the present.
S1/EP 14 - Sleeping Dogs
While investigating a gas giant, Enterprise comes across a damaged vessel hovering in the atmosphere, and T'Pol, Hoshi and Malcolm board the vessel to investigate. However, once aboard, they are ambushed by a hostile female Klingon who hijacks their shuttlepod and strands them on the Klingon ship, which threatens to implode under the pressure of the planet's atmosphere.
S1/EP 15 - Shadows of P'Jem
Archer and the crew are disappointed to discover that T'Pol has been ordered by the Vulcan High Command to leave Enterprise - and equally frustrated at her seeming indifference to leaving their ranks. T'Pol's last mission as a Starfleet officer, however, proves eventful when she and Archer are kidnapped by a militant faction on an alien planet.
S1/EP 16 - Shuttlepod One
Tucker and Reed set out on a mission in a shuttlepod, as Enterprise is busy investigating an asteroid field. Disaster strikes while the pair are away, leaving the shuttlepod damaged and the warp drive inoperable. They manage to make it back to the rendezvous coordinates only to discover that Enterprise has apparently been destroyed. With the ship seemingly no more, the pair are left abandoned in the middle of nowhere with only a few days of air remaining.
S1/EP 17 - Fusion (aka Equilibrium)
Enterprise encounters a group of Vulcan civilians who have split off from the normal way of Vulcan life in an effort to explore their emotions. T'Pol is disturbed by the new visitors and warns the Captain that all attempts in the past to integrate Vulcan emotions into their lives has proven disastrous. Meanwhile, a message from Admiral Forrest leaves the Captain with the difficult task of trying to convince one of the visiting Vulcans to call home to speak with his dying father.
S1/EP 18 - Rogue Planet
While exploring an uncharted planet, Enterprise crew members encounter a group of aliens who are hunting down indigenous creatures for recreation. During their exploration, Archer is mesmerized by visions of an elusive, yet familiar woman who needs his help.
S1/EP 19 - Acquisition
Enterprise encounters alien pirates who use a booby-trapped artifact to gas the crew into unconsciousness, then pillage the ship for treasures.
S1/EP 20 - Oasis
While searching for components to repair Enterprise, crew members encounter ghostly beings aboard a crashed vessel.
S1/EP 21 - Detained
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. While the Enterprise crew's previous encounters with the Suliban have been disastrous, Archer and Mayweather find themselves sharing a cell with some Suliban detainees who they believe may be wrongly imprisoned.
S1/EP 22 - Vox Sola
A strange, alien creature comes aboard Enterprise, and captures several crew members in its cocoon-like web. With her crewmates lives in jeopardy, Hoshi faces her biggest challenge yet, in trying to communicate with the lifeform, in order to return it to its home planet.
S1/EP 23 - Fallen Hero
Enterprise is sent to the planet Mazar to pick up a Vulcan ambassador who has been expelled for misconduct.
S1/EP 24 - Desert Crossing
When Archer and Trip are invited to a desert-like planet by an alien leader, they discover he is a terrorist who has lured them there under false pretenses.
S1/EP 25 - Two Days and Two Nights
Archer, Hoshi, Travis, Malcolm and Trip have decidedly different experiences during shore leave on Risa. Meanwhile, on Enterprise, Phlox enters his annual hibernation cycle.
S1/EP 26 - Shockwave: Part 1
Starfleet orders Enterprise to return home when the crew seemingly causes the destruction of an alien planet. However, a visit from Crewman Daniels leads Archer to believe that this disaster was the plot of one of the factions from the temporal cold war.
S2/EP 1 - Shockwave: Part 2
Daniels and Archer must find a way back to the 22nd Century in order to make sure history plays out as it should. Meanwhile, on board Enterprise, the Suliban have taken over the ship, but Reed, Trip, and T'Pol formulate a plan to eject the aliens.
S2/EP 2 - Carbon Creek
After Archer and Trip become curious about a visit T'Pol made to a Pennsylvanian mining town called Carbon Creek, she tells the two a tale about a Vulcan ship that crash-landed in 1957.
S2/EP 3 - Minefield
Whilst attempting to explore a new planet, Enterprise triggers a cloaked mine. While the crew deal with the resulting damage, it's discovered that another mine is stuck to the hull. During Reed's attempt to disarm it, a spike is driven into his leg, trapping him out there. While Archer goes out on the hull to help him, the rest of the crew learn they are in a minefield belonging to the Romulan Star Empire, who demand Enterprise leave or face destruction.
S2/EP 4 - Dead Stop
Suffering from damage inflicted in the Romulan minefield and unable to complete repairs on their own, Archer orders a distress call to be put out. A response leads Enterprise to a repair station, which surprisingly has no crew aboard it and is run by computer. Repairs on Enterprise are carried out quite efficiently and quickly, though the price for all this is much higher than the crew could've guessed.
S2/EP 5 - A Night in Sickbay
Archer spends a night in sickbay after Porthos falls ill with a deadly virus following a visit to an alien planet.
S2/EP 6 - Marauders
In need of fuel, Enterprise visits a mining colony for deuterium supplies. The crew discovers that the colony is being controlled by Klingon marauders who are regularly pillaging the mined deuterium.
S2/EP 7 - The Seventh
After T'Pol is contacted by the Vulcan High Command, Archer, Mayweather and T'Pol travel to an arctic world to apprehend a fugitive. The mission takes a dangerous turn when T'Pol begins to have flashbacks that suggest the events she remembers about a former mission may not accurately relate to what happened.
S2/EP 8 - The Communicator
Archer and Reed return to a pre-warp society that is on the verge of war to recover a lost communicator.
S2/EP 9 - Singularity
While Enterprise is surveying a black hole in a trinary star system, the stellar phenomenon causes strange effects on the crew.
S2/EP 10 - Vanishing Point
Hoshi experiences her first transporter experience and strange after-effects lead her to believe she wasn't reassembled correctly.
S2/EP 11 - Precious Cargo
Trip boards an alien cargo vessel to help repair a stasis pod, which holds a beautiful woman in suspended animation. When the woman accidentally wakes up, she reveals she's not a passenger, but a prisoner.
S2/EP 12 - Catwalk
When a lethal neutronic storm approaches faster than Enterprise can escape, the crew take shelter in the maintenance shafts inside the warp nacelles. They also provide refuge to a group of aliens, who aren't exactly honest about themselves.
S2/EP 13 - Dawn
During a solo test mission on Shuttlepod 1, Trip is attacked by a territorial alien and forced to land on the night side of a moon. As he tries to contact Enterprise, he discovers his alien foe has made an emergency landing nearby. The two contend with each other as an extremely hot sun rises and threatens both their lives.
S2/EP 14 - Stigma
Enterprise visits a planet where an Interspecies Medical Exchange conference is being held. Dr. Phlox tries to obtain research on a terminal disease from the Vulcan contingency, without revealing T'Pol has been infected by it.
S2/EP 15 - Cease Fire
Both the Vulcans and the Andorians make a claim to a small planet and military conflict soon erupts. As the fighting goes on, the Vulcans announce they are willing to discuss cease fire terms. However, Imperial Guard officer Shran believes only Captain Archer can be trusted to mediate the situation, which drags the Enterprise crew into the tense situation.
S2/EP 16 - Future Tense (aka Crash Landing)
The Enterprise crew find a small craft drifting in space and are surprised to find it contains a human corpse. More questions arise when both the Suliban and Tholians make claims to the craft.
S2/EP 17 - Canamar
Archer and Tucker are wrongly arrested and placed on a prisoner transport heading for a penal colony named Canamar. Things go from bad to worse when one of other prisoners plots a takeover of the ship.
S2/EP 18 - The Crossing
Non-corporeal aliens possess the bodies of the Enterprise crew.
S2/EP 19 - Judgment
Archer is put on trial for crimes against the Klingon Empire.
S2/EP 20 - Horizon
Travis's visit home to the ECS Horizon becomes rather turbulent, as he clashes with his brother, the ship's new captain, and as the ship is attacked by pirates.
S2/EP 21 - The Breach
When militants take over a world, the Enterprise crew move to evacuate Denobulan geologists that are deep underground. Meanwhile, Phlox has to save a dying Antaran that refuses treatment due to the history of their races.
S2/EP 22 - Cogenitor
The Enterprise crew makes first contact with the Vissians, a species with three genders. When Trip meets one of the species' third gender, known as Cogenitor, he is disturbed to learn that all cogenitors are treated extremely poorly.
S2/EP 23 - Regeneration
The remnants of an alien ship and two frozen cybernetic bodies are uncovered in the Arctic by a research team. These aliens soon thaw out and flee Earth, taking the research team with them. Starfleet orders Enterprise to find them, but the crew are not prepared for just how dangerous these aliens really are.
S2/EP 24 - First Flight
Archer tells T'Pol the story of when he and a rival named A.G. Robinson were in competition for breaking the warp 2 barrier.
S2/EP 25 - Bounty
Archer learns the Klingons have put a price on his head when he is captured by a Tellarite bounty hunter. As Enterprise pursues, a virus causes T'Pol to go into premature Pon Farr.
S2/EP 26 - The Expanse
An alien race known as the Xindi launch an attack on Earth, causing great casualties and massive damage. As Enterprise heads back home, an unlikely source informs Archer about the Xindi and that their next attack will destroy Earth.
S3/EP 1 - The Xindi
It has been six weeks since Enterprise's new mission began and the crew have made virtually no progress. Now finally, they may have a lead as Enterprise is en route to a mining colony that is supposed to have a Xindi worker. But the attempt to learn more about the race threatening Earth leads Archer and Trip into a trap.
S3/EP 2 - Anomaly
Strange things are occurring on Enterprise, leading most of the ship's systems to become disabled. Before the crew can make repairs, a group of Osaarians board and loot the ship. The crew pursue the Osaarians to retrieve what was stolen, but when Archer learns these aliens encountered the Xindi, he goes to extreme lengths to get information from an imprisoned Osaarian.
S3/EP 3 - Extinction
Strange things are occurring on Enterprise, leading most of the ship's systems to become disabled. Before the crew can make repairs, a group of Osaarians board and loot the ship. The crew pursue the Osaarians to retrieve what was stolen, but when Archer learns these aliens encountered the Xindi, he goes to extreme lengths to get information from an imprisoned Osaarian.
S3/EP 4 - Rajiin
Archer rescues a mysterious slave girl from an alien market. However, she soon begins using her strange powers to collect information about humans for her Xindi overlords.
S3/EP 5 - Impulse
An automated distress call from a Vulcan starship is detected. Archer, T'Pol, Reed and Hawkins attempt a rescue mission, but they become trapped onboard the vessel and have to fend off the Vulcan crew, who have turned violent.
S3/EP 6 - Exile
Hoshi is contacted by Tarquin, an alien with telepathic powers who gives an interesting proposition: he will use his powers to obtain information about the Xindi and their weapon for the crew. All he asks is that Hoshi stay with him on his planet while he works. However, she soon learns that Tarquin would like her to stay indefinitely.
S3/EP 7 - The Shipment
After Enterprise arrives at a Xindi colony, Archer, Reed and Major Hayes infiltrate a facility that is producing a substance crucial to the Xindi weapon. Archer interrogates the head of the facility, a Xindi-Sloth named Gralik, only to learn that he knows nothing about the attack on Earth.
S3/EP 8 - Twilight
Twelve years into the future, T'Pol reveals that she and Archer are living in a colony of the last surviving humans. While in the expanse years earlier, Archer had become infected with parasites in a state of temporal flux, which prevented him from forming new long-term memories. With Archer unfit for duty, the mission to save Earth had failed.
S3/EP 9 - Northstar
Enterprise discovers a planet in the Expanse whose society is identical to the "wild west", and is surprisingly inhabited by humans, who are oppressing another species.
S3/EP 10 - Similitude
Trip is injured during an attempt to improve the warp engines. Archer allows Phlox to create a symbiote of Trip, which will only live for fifteen days and provide neural tissue needed for a vital transplant.
S3/EP 11 - Carpenter Street
Daniels sends Archer and T'Pol to 2004 Detroit to follow three Xindi-Reptilians who are creating a biological weapon.
S3/EP 12 - Chosen Realm
Enterprise comes to the aid of the Triannon, a species that worships the Spheres and their Builders. Once aboard Enterprise, their leader D'Jamat commandeers the ship in order to fight a holy war, and wipe out the heretics on his homeworld.
S3/EP 13 - Proving Ground
Enterprise detects a signal leading to a testing ground for the Xindi weapon prototype, but they have to move through a field of anomalies in order to get there faster. Enterprise takes heavy damage in the process, but is ultimately saved by an Andorian ship under Shran's command. Shran offers Archer assistance in the battle against the Xindi.
S3/EP 14 - Stratagem
After capturing Degra, the creator of the Xindi weapon, Archer and the Enterprise crew conduct a carefully orchestrated deception in order to convince him to reveal the location of the weapon.
S3/EP 15 - Harbinger
Enterprise crew discover a mysterious alien adrift in a small pod within a field of anomalies. Meanwhile, emotions run high as Reed feels threatened by Major Hayes, and T'Pol learns that Trip has been giving neuro-pressure to a female MACO.
S3/EP 16 - Doctor's Orders
When a trans-dimensional disturbance is altering the space between Enterprise and Azati Prime, Phlox must put the entire crew into a comatose state, and run the ship alone, in order to cross the region safely.
S3/EP 17 - Hatchery
Archer becomes obsessed with saving a Xindi-Insectoid hatchery discovered aboard a crashed ship. When his actions seem to put Enterprise at risk, the crew consider taking drastic action.
S3/EP 18 - Azati Prime: Part 1
After getting to Azati Prime, the crew discover the almost complete Xindi weapon is on an ocean planet. Their plan to destroy it calls for someone to pilot the recently acquired Insectoid shuttle on a suicide mission, which Archer decides he will do.
S3/EP 19 - Damage: Part 2
A badly damaged Enterprise responds to a distress call from an Illyrian ship that's been damaged by anomalies. Desperate to make the rendezvous with Degra, Archer's ethics are put to the test when he realizes that the Illyrians' warp coil is the only way to make it in time.
S3/EP 20 - The Forgotten
Enterprise, still trying to recover from the damage from the attack by the Reptilians, docks with Degra's ship. Archer tries to convince Degra that the Xindi's real enemy is the Sphere Builders, and not humanity. Meanwhile, Trip inexplicably can't get through a condolence letter he's been ordered to write to the family of a young female engineer who was killed in the attack.
S3/EP 21 - E2 (E Squared)
As Enterprise prepares to enter the subspace corridor that will get them to their rendezvous with Degra, they encounter a duplicate Enterprise manned by the original crew's descendants. The duplicate Enterprise's crew explain that entering the subspace corridor caused them to be thrown over 100 years into the past, they offer a new plan to get Archer to Degra and the Xindi Council.
S3/EP 22 - The Council
While T'Pol leads a mission to retrieve the memory core from a Sphere, Archer appears before the Xindi Council to attempt to convince them that humanity is not their enemy. As his evidence begins to sway some of the Council members, the Sphere Builders continue to manipulate the Reptilians, in order to ensure the deployment of the weapon.
S3/EP 23 - Countdown
With time running out and the Reptilians about to arm the weapon, Archer has to convince the Aquatics to help the Humanoids, Arboreals and Enterprise intercept it.
S3/EP 24 - Zero Hour
Archer leads a team to stop the Xindi weapon before it reaches Earth. Meanwhile, Enterprise attempts to destroy a key Sphere, despite deadly interference from the Sphere Builders.
S4/EP 1 - Storm Front: Part 1
Archer and the crew of Enterprise find themselves in 1944 and discover the outcome of World War II was altered by the Temporal Cold War.
S4/EP 2 - Storm Front: Part 2
With Silik's help, Archer searches for the temporal operative who altered Earth's past and threatens to destroy all of time.
S4/EP 3 - Home
Enterprise returns to Earth to a hero's welcome, Archer is haunted by his experiences and actions in the Expanse. Meanwhile, realizing that his home has been destroyed, Trip travels to Vulcan with T'Pol, where she faces a difficult situation.
S4/EP 4 - Borderland: Part 1
Criminal Arik Soong is brought aboard Enterprise to assist in finding some genetically enhanced humans he created after stealing altered DNA left over from the Eugenics Wars.
S4/EP 5 - Cold Station 12: Part 2
Soong returns to Cold Station 12 with the Augments, a medical facility where he once worked, where there are hundreds of genetically engineered human embryos stored.
S4/EP 6 - The Augments: Part 3
After turning on their creator, the Augments attempt to start a war between Humans and Klingons.
S4/EP 7 - The Forge: Part 1
Earth's embassy on Vulcan is bombed and the evidence points to a religious faction known as "Syrrannites", a group following a revolutionary interpretation of the teachings of Surak, the father of Vulcan logic. After T'Pol receives a clandestine lead, she and Archer embark upon a treacherous journey through the Vulcan desert looking for them.
S4/EP 8 - Awakening: Part 2
Archer and T'Pol locate the Syrrannites. However, unbeknownst to Archer and T'Pol, more is going on than just a simple act of terrorism.
S4/EP 9 - Kir'Shara: Part 3
Archer, T'Pol and T'Pau attempt to take a sacred, but controversial artifact back to the Vulcan High Council, in hopes of settling an internal struggle going on among the Vulcan people. Meanwhile, Trip and Soval take Enterprise to Andoria to convince Shran to help them stop a war.
S4/EP 10 - Daedalus
The inventor of the transporter, Emory Erickson, comes aboard Enterprise for a risky experiment.
S4/EP 11 - Observer Effect
Non-corporeal aliens study the Enterprise crew as they respond to a fatal viral infection brought on board from an away mission.
S4/EP 12 - Babel One: Part 1
Enterprise journeys to Babel with a Tellarite ambassador on board for peace talks with the Andorians, when a distress call from Shran is received.
S4/EP 13 - United: Part 2
Archer tries to unify the Andorians, Tellarites and Vulcans in a plan to capture a marauder ship threatening to destabilize the region.
S4/EP 14 - The Aenar: Part 3
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.
S4/EP 15 - Affliction: Part 1
While Enterprise visits Earth for the launch of Columbia, Phlox is kidnapped and forced to help the Klingons deal with a grave threat to their species.
S4/EP 16 - Divergence: Part 2
With Columbia's help, Enterprise's crew grapples with sabotage to their ship as they pursue the truth behind the kidnapping of Phlox.
S4/EP 17 - Bound
As a gift for negotiating with the Orion Syndicate, Captain Archer receives three Orion Slave Girls. Soon, their seductive powers begin to affect everyone on board except for Trip and T'Pol.
S4/EP 18 - In a Mirror, Darkly: Part 1
In the mirror universe, Archer commandeers the 23rd-century Defiant from the Tholians and uses it in a nefarious power grab.
S4/EP 19 - In a Mirror, Darkly: Part 2
In the mirror universe, Archer commandeers the 23rd-century Defiant from the Tholians and uses it in a nefarious power grab.
S4/EP 20 - Demons: Part 1
A xenophobic faction of humanity threatens to undermine talks to form a new coalition of planets.
S4/EP 21 - Terra Prime: Part 2
A human isolationist leader threatens to destroy Starfleet Command unless all aliens leave Earth immediately.
S4/EP 22 - These are the Voyages...
Commander William Riker of the Enterprise-D is torn between his loyalty to Captain Picard and his duty to a former captain. To shed some light on his predicament, Riker visits a holodeck recreation of the final mission of the NX-01 and signing of the Federation Charter.
