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Star Trek: Enterprise

Alternate Universes/4. Science Fiction, Space Operas & Cyberpunk/Star Trek Canon Universe/Live-Action Series  •  Curated by Admin Timeline.sg

Timeline of Star Trek: Enterprise (2001-2005), covering the missions of Earth's first Warp 5 starship Enterprise NX-01 under Captain Jonathan Archer, including the Temporal Cold War, the Xindi Expanse mission, and the formation of the Coalition of Planets.

Chronological Storyline (41 Milestones)

Apr 11, 2151 CE

Launch of Enterprise NX-01

The Earth Starfleet launches the first Warp 5 starship, Enterprise NX-01, commanded by Captain Jonathan Archer, marking a new era of deep space exploration. #StarTrek #Enterprise )

Apr 11, 2151 CE

First Contact with Klingons

Enterprise encounters a Klingon scout ship crash-landing in Broken Bow, Oklahoma, leading to the first official contact between Humans and Klingons and setting off a chain of events involving a Suliban infiltrator. #StarTrek #Klingons )

Apr 12, 2151 CE

Suliban Attack on Earth

A Suliban cell attacks Earth to retrieve a Klingon fugitive, but the Enterprise crew helps thwart the attack, revealing that the Suliban are acting under orders from a mysterious entity as part of the Temporal Cold War. #StarTrek #TemporalColdWar )

2151 CE

Discovery of Temporal Cold War

Enterprise crew uncovers the involvement of a time-traveling faction known as the Temporal Cold War, with the Suliban receiving advanced technology from future agents. #StarTrek #TemporalColdWar )

2151 CE

Shockwave: Temporal Cold War Escalates

The Suliban capture Captain Archer and destroy a Vulcan ship, forcing Commander T'Pol to take command. Archer learns about the Temporal Cold War's stakes from a future agent named Daniels. #StarTrek #TemporalColdWar )

2151 CE

Encounter with the Andorians

Enterprise visits the Andorian moon of P'Jem, leading to a tense first contact with the Andorians and revealing an ongoing conflict between Andorians and Vulcans. #StarTrek #Andorians

2152 CE

Regeneration: Borg Evidence Found

Enterprise discovers and revives two Borg drones from a crashed vessel in the Arctic, leading to a confrontation with the Borg and revealing their assimilation capabilities. #StarTrek #Borg )

2152 CE

First Contact with Romulans

Enterprise discovers a Romulan minefield and encounters a Romulan drone ship, marking the first known contact between Humans and Romulans, though the Romulans remain unseen. #StarTrek #Romulans )

Mar 22, 2153 CE

Xindi Attack on Earth

A mysterious Xindi weapon attacks Earth, creating a massive trench across Florida and killing seven million people. Enterprise is recalled and sent on a mission into the Delphic Expanse to stop the Xindi threat. #StarTrek #Xindi )

Mar 23, 2153 CE

Enterprise Enters the Delphic Expanse

Following the Xindi attack, Captain Archer takes Enterprise into the Delphic Expanse, a region of space filled with spatial anomalies and controlled by the Sphere Builders. #StarTrek #Expanse )

2153 CE

Similitude: Clone Sacrifice

Commander Tucker dies from a pulmonary edema, and a clone named Sim is created to donate organ tissue, raising ethical questions. The clone sacrifices himself to save Trip. #StarTrek #Ethics

Similitude: Clone Sacrifice
Similitude: Clone Sacrifice
By Jeff Caplan/NASA Langley - NASA http://www.dfrc.nasa.gov/Gallery/Photo/X-43A/Medium/ED04-0082-2.jpg http://www.dfrc.nasa.gov/Gallery/Photo/X-43A/HTML/ED04-0082-2.html, Public domain, https://commons.wikimedia.org/w/index.php?curid=15230
2153 CE

First Contact with Xindi Primates

Enterprise encounters the first Xindi species, the Xindi Primate, and learns that the Xindi Council is divided on whether to continue the attack on Earth. #StarTrek #Xindi )

2153 CE

Encounter with Xindi Reptilians

Enterprise faces the hostile Xindi Reptilian species, who support the weapon and capture the ship. Archer negotiates their release. #StarTrek #Xindi )

2153 CE

Xindi Sloth Species Encounter

Enterprise meets the Xindi Sloth species, who are pacifists and provide information about the weapon's construction. #StarTrek #Xindi

2154 CE

Home: Reevaluation of Enterprise

After the Expanse mission, the Enterprise crew faces self-doubt and public scrutiny, but Archer decides to continue exploration. #StarTrek #Enterprise )

2154 CE

Storm Front: Temporal Cold War Ends

The Temporal Cold War escalates as future aliens try to change history by helping the Nazis win World War II. Archer, with Daniels' aid, finally neutralizes the threat and ends the war. #StarTrek #TemporalColdWar )

2154 CE

Countdown: Final Assault on Xindi Weapon

Enterprise locates the Xindi weapon and launches a final assault. Archer convinces the Xindi Council to unite against the Sphere Builders, but the weapon is damaged. #StarTrek #Xindi )

2154 CE

Awakening: Syrran's Revelation

Archer meets the Syrrannite movement and learns that the Kir'Shara contains Surak's original writings, which could reform Vulcan society. #StarTrek #Vulcans )

2154 CE

Divergence: Klingon Cure

Enterprise develops a cure for the Klingon augment virus, but it cannot reverse the physical changes. The Klingons agree to a truce. #StarTrek #Klingons )

2154 CE

United: Coalition Against Romulans

Enterprise, Andorians, Tellarites, and Vulcans unite against a Romulan plot to destabilize the region, forming the basis for the Coalition of Planets. #StarTrek #Coalition )

2154 CE

Kir'Shara: Vulcan Reformation

Archer delivers the Kir'Shara to the Vulcan High Command, exposing the corruption of Administrator V'Las and initiating a cultural reformation on Vulcan. #StarTrek #Vulcans

2154 CE

Cold Station 12: Augment Uprising

The Augments take over a station and plan to overthrow the Klingon Empire. Enterprise tries to stop them, leading to a confrontation with the Klingons. #StarTrek #Augments

2154 CE

Zero Hour: Xindi Threat Ends

Archer destroys the Xindi weapon by causing it to overload inside the sphere network, ending the Xindi threat and collapsing the Expanse. He returns to Earth a hero. #StarTrek #Xindi )

2154 CE

Affliction: Klingon Augment Virus Spreads

The Klingon augment virus continues to cause mutations, and Enterprise helps treat infected Klingons while facing political fallout. #StarTrek #Klingons )

2154 CE

Bound: Orion Syndicate

Enterprise deals with the Orion Syndicate and their pheromone-controlled slave women. Captain Archer resists the Orion influence, and the ship barely escapes. #StarTrek #Orions )

2154 CE

Harbinger: Sphere Builders Revelation

Enterprise discovers the Sphere Builders, alien beings from another dimension who are manipulating the Expanse to enable their timeline's conquest of our universe. #StarTrek #SphereBuilders )

2154 CE

Trip Tucker Returns to Enterprise

Clone Sim's sacrifice allows Commander Tucker to recover and return to duty, continuing the mission. #StarTrek #TripTucker

2154 CE

Stratagem: Archer's Memory Extraction

The Xindi Reptilian commander attempts to extract Archer's knowledge of the weapon's location, but Archer's escape forces a change in plans. #StarTrek #Xindi )

2154 CE

Carpenter Street: Time Travel to 2004

Archer and T'Pol travel back to 2004 Detroit to stop a Xindi insectoid from developing a bioweapon for future use, with help from Daniels. #StarTrek #TimeTravel )

2154 CE

Chosen Realm: Religious Xindi

Enterprise encounters the Xindi Avians and a religious sect that controls the sphere network, learning the true nature of the Expanse as a terraforming project for the Sphere Builders. #StarTrek #Xindi

2154 CE

Proving Ground: Xindi Aquatics

Enterprise teams with the Xindi Aquatic species to test a new weapon against the Reptilians, but the aquatic species betrays them under pressure. #StarTrek #Xindi )

2154 CE

Borderland: Klingon Augments

Enterprise deals with a group of genetically enhanced Klingons (Augments) created by Dr. Arik Soong, leading to the Klingon augment virus that disrupts the Empire. #StarTrek #Augments )

2154 CE

The Augments: Klingon Infection

The Augments release a virus that infects Klingons, altering their appearance (giving them smooth foreheads). Enterprise helps contain the outbreak. #StarTrek #Klingons

2154 CE

The Forge: Vulcan Arc Begins

Archer investigates a terrorist attack on the Vulcan embassy, leading to a journey into the Vulcan desert and the discovery of the Kir'Shara relic. #StarTrek #Vulcans )

2154 CE

Babel One: Romulan Incursion

Enterprise hosts a peace conference between Andorians and Tellarites, but a Romulan-drone ship attacks to sabotage the talks. Archer works with Shran to stop the Romulans. #StarTrek #Romulans

2154 CE

The Aenar: Remus Mystery

Enterprise discovers the Romulan drone ships are controlled by an Aenar (blind Andorian) prisoner. Archer and Shran rescue the Aenar, ending the drone threat. #StarTrek #Romulans

2155 CE

Demons: Terra Prime Threat

A human xenophobic group called Terra Prime seizes a key facility on Mars, threatening to destroy the new Coalition alliance. Enterprise responds. #StarTrek #TerraPrime )

2155 CE

Terra Prime: Final Battle

Enterprise confronts Terra Prime's leader John Frederick Paxton, who uses a stolen Xindi weapon to threaten Earth. The crew defeats Paxton and reaffirms the spirit of cooperation. #StarTrek #TerraPrime

2156 CE

Coalition of Planets Formed

Following the Romulan crisis and Terra Prime incident, the Coalition of Planets is officially established, uniting Earth, Vulcan, Andoria, Tellar, and others. #StarTrek #Coalition

2161 CE

Federation Charter Signed

The United Federation of Planets is founded with the signing of the Federation Charter by the founding members: Earth, Vulcan, Andoria, Tellar Prime, and others. #StarTrek #Federation

Federation Charter Signed
Federation Charter Signed
By Peppo - Own work, Public domain, https://commons.wikimedia.org/w/index.php?curid=125546535
2161 CE

These Are the Voyages: Final Mission

In 2161, the Enterprise crew gathers for the signing of the Federation Charter. Archer gives a farewell speech, and the series ends with a look forward to the future of Starfleet. #StarTrek #Federation