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[ Pre-Enterprise ][ Season One ][ Season Two ][ Season Three ][ Season Four ][ Post-Enterprise ]

Pre-Enterprise Timeline:
Date Comments Location Source
2560 B.C.
The construction of the Great Pyramid of Giza is observed by time-traveling anthropologists from 2769.
"Cold Front" [ENT]
1944 alternate timeline
In an alternate timeline, Nazi Germany controls a large portion of the Eastern US including New York City thanks to the mysterious assassination of Vladimir Lenin in 1916 and help from the Na'kuhl Vosk, who had traveled back in time from the 29th century. Jonathan Archer and the Enterprise NX-01 are sent to this altered timeline by the temporal agent Daniels in order to prevent the Temporal Cold War from becoming "hot".  The timeline is later re-set after Archer and the Suliban Silik are able to bring down the energy shields protecting Vosk's temporal conduit, allowing the Enterprise crew to destroy it with photonic torpedoes. Earth "Storm Front, part 2" [ENT]
Oct 4, 1957
The Soviet satellite Sputnik is the first human made object to enter space. Earth
"Carbon Creek" [ENT]
1957 A Vulcan ship, which had been investigating the launch of Sputnik I, crash lands on Earth near Carbon Creek, Pennsylvania, leading to the actual, but unofficial first contact between Humans and Vulcans. Carbon Creek, Pennsylvania, USA, Earth "Carbon Creek" [ENT]
The two surviving members of the Vulcan exploration team which crash-landed at Carbon Creek, Pennsylvania are rescued. Carbon Creek, Pennsylvania, USA, Earth "Carbon Creek" [ENT]
ca. 1960
A group of ambitious scientists attempt to improve (one might even say redesign) the human race through genetic engineering and selective breeding.  They created a group of "supermen" but, in doing so, had overlooked the fact that the Augments would be like a group of Alexanders or Napoleons who felt their superior abilities gave them the right to rule the remainder of humanity.  In the words of one of their creators, who was murdered by an Augment, "Superior ability breeds superior ambition".
"Space Seed" [TOS],
"The Augments" [ENT]
1974 Earth begins to be aware of the dwindling fossil fuel supply Earth
"Carpenter Street" [ENT]
One of the genetically engineered "supermen", Khan Noonien Singh, rose to power to become absolute ruler of more than a quarter of the entire planet (from Asia to the Middle East)
"Space Seed" [TOS]
Khan's fellow supermen seized power simultaneously in some forty of Earth's nations.  They were aggressive and arrogant.  Khan was the best of the tyrants and the most dangerous.  There was little freedom but there were also no massacres under his rule.  He didn't go to war until he was attacked.
"Space Seed" [TOS]
Some claim humanity rose up against the Augments, others say the Augments began fighting among themselves.  But whoever started it, the war devastated Earth.  Millions perished.
"Cold Station 12" [ENT]
ca. 1994
Archer's great-grandfather was in North Africa during the Eugenics wars.  His battalion was evacuating civilians from a war zone when they came under attack.  There was a school full of children directly between them and the enemy.  If his men had returned fire, they might have hit it.  So he called the commander on the other side, and got him to agree to hold his fire long enough to evacuate the school.
"Hatchery" [ENT]
ca. 1995
Various bacteriological warfare experiments were conducted in the 1990's.  One of the experiments resulted in an infectious agent that is similar to the devastating disease found on planet Omega IV.  That disease removed all the water from a person's cells, crystallizing the bodies down to their raw materials.
"The Omega Glory" [TOS]
ca. 1995
Entire populations were bombed out of existence, and the Earth was on the verge of a new dark age.
"Space Seed" [TOS]
In the 22nd century the official number of deaths from the wars was 30 million, but some historians claimed it was closer to 35. 
By the 23rd century the number of civilian deaths had been revised to 37 million.
"Cold Station 12" [ENT],
"Bread and Circuses" [TOS]
2004 3 Xindi work on a bioweapon in Earth's past and are stopped by Archer and T'Pol Detroit, Mich. "Carpenter Street" [ENT]
The Irish Reunification occurs on Earth: terrorism wins out
"The High Ground" [TNG]
Buck Bokai, a shortstop from the London Kings, breaks Joe DiMaggio's hitting record in the game of baseball
"The Big Goodbye" [TNG]
Earth's Third World War begins, over the issue of genetic manipulation and Human genome enhancement. Colonel Phillip Green leads a faction of ultra-violent ecoterrorists resulting in 37 million deaths. Earth
Starfleet Historical Archive, "In A Mirror Darkly, part 2" [ENT]
Zefram Cochrane is born. His work makes such an enormous contribution to space exploration that universities and planets are one day named after him.
Starfleet Historical Archive, "In A Mirror Darkly, part 2" [ENT]
Ares IV spacecraft launched by ISA (International Space Agency) to explore Mars.  The command module was lost in a graviton ellipse.
"One Small Step" [VOY]
America gains its 52nd state
"The Royale" [TNG]
Jul 23, 2037
The NASA starship S.S. "Charybdis," commanded by Colonel Steven Richey, departs the Sol system. This is the third manned interstellar ship to depart Earth's solar system. The ship's telemetry fails and is never heard from again
"The Royale" [TNG]
Television becomes obsolete as a form of entertainment
"The Neutral Zone" [TNG]
2061 Depletion of Earth's supply of fossil fuels Earth "Carpenter Street" [ENT]
First successful demonstration of light speed propulsion by Zefram Cochrane. This became the basis for early warp drive technology, and heralded First Contact with members of the Vulcan race.
Starfleet Historical Archive, "In A Mirror Darkly, part 2" [ENT]
Apr 4, 2063
Zephram Cochrane's launch of the Phoenix.
"First Contact" [ST8]
Apr 5, 2063
First Contact with Vulcans
"First Contact" [ST8]
S.S. Valiant embarks on a deep space exploration mission. The Expedition is lost with all hands and eventually swept out of the galaxy. The ship was nearly destroyed while trying to return across the energy barrier at the outer edge of the galaxy. In transit, some crew members gained dangerous ESP powers. In 2265, the U.S.S. Enterprise crew mentioned that the S.S. Valiant was launched a hundred years before, on a deep space exploration mission.
Starfleet Historical Archive, "In A Mirror Darkly, part 2" [ENT],
"Where No Man Has Gone Before" [TOS]
British astronomer John Burke of the Royal Academy maps an area of space including Sherman's Planet.
Starfleet Historical Archive, "In A Mirror Darkly, part 2" [ENT]
ca. 2069

The tenth and last Space Ark, Terra 10, is launched complete with early transporter technology. Of all ten generation ships, only the passengers of this last ship will survive. 
Interstat code becomes outdated.  200 years before the episode "The Terratin Incident" (2269)

"The Terratin Incident" [ANI]
Earth recovers from a nuclear war. In this postatomic horror, the legal system is based on the system of "guilty until proven innocent."
Starfleet Historical Archive, "In A Mirror Darkly, part 2" [ENT]
ca. 2100
This is the era of the European Hegemony: a loose political alliance on Earth and the beginnings of a world government
"Up The Long Ladder" [TNG]
The S.S. "Hokule'a" is launched on a deep space exploration mission to the Ficus sector, a DY-500-C ship commanded by Melinda Snodgrass
"Up The Long Ladder" [TNG]
The V.K. "Yuri Gagarin" DY-732 ship, commanded by Winrich Kolbe, is launched on a colonization mission to the Ficus sector
"Up The Long Ladder" [TNG]
Zefram Cochrane, now residing in the Alpha Centauri system, departs at the age of 87 for parts unknown. He is believed to have died, but his body is never recovered.
Starfleet Historical Archive, "In A Mirror Darkly, part 2" [ENT]
Peter Lauritson commands the S.S. "Tomobiki" RT-2203 vessel on a deep space exploration mission of the Ficus sector
"Up The Long Ladder" [TNG]
ca. 2119
Dedication of warp 5 complex. 32 years before launch of ship.
"Broken Bow, part 1" [ENT]
The S.S. "Seattle" commanded by Wendy Neuss (NAR 18834) is launched on an A.D.R. looping mission to the Ficus sector
The H.M.S. "Lord Nelson," DY-500-B ship, commanded by Young Jae Kim is launched on a deep space exploration mission to the Ficus sector

"Up The Long Ladder" [TNG]
ca. 2121
Young Archer builds a model with father.
"Broken Bow, part 1" [ENT]
Captain Walter Granger, commanding the S.S. "Mariposa" (NAR 7678, a modified DY-500 vessel with Yoyodyne pulse fusion drive) departs Sol system for colonization of Ficus sector. Earth
"Up the Long Ladder" [TNG],
Starfleet Historical Archive, "In A Mirror Darkly, part 2" [ENT]
The H.M.S. "New Zealand," a DY-732 (N) ship commanded by Bob Lederman, embarks on a diplomatic mission to Alderaan in the Ficus sector
"Up The Long Ladder" [TNG]
The S.S. "Buckaroo Banzai," a BBI-993 spaceship commanded by John Whorfin, is launched on a mission to Planet 10 (Dim 8) in the Ficus sector
"Up The Long Ladder" [TNG]
The S.S "Urusei Yatsura" DY-430 spaceship, commanded by Dave Glick, embarks on a nebula survey project into the Ficus sector
"Up The Long Ladder" [TNG]
ca. 2150
Sometime during this century, Rasmussen will steal a time travel capsule from a 26th Century researcher. He will use it to travel to the "Enterprise" in 2368 and attempt to steal items to profit from during his return to this century, but will be apprehended. The capsule will return to this era unmanned as programmed
"A Matter of Time" [TNG]
Australia joins the United Earth Government.  It had been the final independant nation.
"Attached" [TNG]

Season One:
Date Comments Location Source
Apr 9, 2151 Archer brought back in time by Daniels to day before they brought Klaang into Starfleet Medical
approx. 10 months before Paraagan incident
"Shockwave, part 1" [ENT]
Apr 10, 2151
Orbital Pod inspection of Enterprise
Klaang brought into Starfleet Medical
"Broken Bow, part 1" [ENT]
Apr 13, 2151 Launch of the first starship Enterprise (NX-01), under the command of Captain Jonathan Archer. Earth "Broken Bow, part 1" [ENT]
Apr 16, 2151 3 days aftter drydock Rigel X trading post
(15 ly off course- Earth to Qo'noS)
"Marauders" [ENT]
Apr 16, 2151 Enterprise has been tracking the Suliban ship for 10 hours.  Encounter the Helix Suliban Helix
class 7 gas giant
"Broken Bow, part 1" [ENT]
ca. Apr 20, 2151
Enterprise enters what is considered "deep space" at this time.

Deep Space
"Strange New World" [ENT]
ca. Apr 24, 2151 normally, a 4 day journey from Earth Qo'noS "Broken Bow, part 2" [ENT]

Enterprise explores an alien planet after traversing an ion storm.  Despite initial reports that the planet is inhabited, they fail to make first contact. unknown planet
"Broken Bow, part 2" [ENT]

On a planet with an argon-rich atmosphere, Ensign Sato collects a pet slug that acquires the name "Sluggo". unknown planet (possibly the same as above)
"Fight or Flight" [ENT]
May 6, 2151 Made first contact with the Axanar.  Helped recover their dead crewmen.  Spent some time with the Axanar.  Then made a detour to drop Sluggo off on a suitable planet.

"Fight or Flight" [ENT]
ca. May 8,
Vulcan survey ship didn't respond to hails stellar nursery / planetary nebula "Fight or Flight" [ENT],
"Breaking the Ice" [ENT]
ca. May 11-12, 2151 3 weeks in deep space Strange New World "Strange New World" [ENT]
ca. May 15-23, 2151 first contact with the Xyrillians;
over a week before they catch up with the Xyrillians again;
T'Pol says that less than 1 month ago Archer stood in high council chamber on Qo'noS

"Unexpected" [ENT]
ca. Jun 8, 2151 Enterprise arrives at Terra Nova, and discovers the colony site abandoned.  Further investigation reveals that the Novans live underground, but their water supply is contaminated.  They are moved to another, uncontaminated continent. Terra Nova (~20 ly from Earth) "Terra Nova" [ENT]
ca. Jun 15, 2151
Enterprise encounters a protostar not found on their Vulcan starcharts.  (a week before The Andorian Incident)
"The Andorian Incident" [ENT]
ca. Jun 22, 2151 (9 wks 4 days since T'Pol began serving on Enterprise)
P'Jem "The Andorian Incident" [ENT]
ca. Jul 1, 2151
While exploring a planetary nebula, Enterprise detects a Vulcan starship nearby.  The Vulcan survey ship didn't respond to hails and warped away with no explanation.  (Three weeks before "Breaking the Ice".  It is conjectured that this event occurred after "The Andorian Incident", since that episode gave no indication that Enterprise had encountered any Vulcans before coming across P'Jem.) Planetary Nebula
"Breaking the Ice" [ENT]
ca. Jul 22, 2151 T'Pol hasn't slept for 2 days. Archer's Comet "Breaking the Ice" [ENT]
July 31, 2151 mining equipment has been removed.  Enterprise readies to leave Akali homeworld.
Akali homeworld (78 ly) "Civilization" [ENT]
Aug, 2151
somewhere on Fortunate's trade route, closer to earth "Fortunate Son" [ENT]
Aug 27, 2151 4mo,3wks,6days Agosoria "Cold Front" [ENT]
Sept 1, 2151 2 days since Enterprise had been fired on by the "Silent Enemy"
100 ly from Earth "Silent Enemy" [ENT]
ca. Sept 2151 2 days spent at Valakia Valakia "Dear Doctor" [ENT]
ca. Sept 2151 was at spacedock 5 months ago Gas giant "Sleeping Dogs" [ENT]
ca. Oct 2151 in space more than 6 months Coridan "Shadows of P'Jem" [ENT]
Nov 9, 2151 Reed and Tucker stranded in a shuttlepod.
asteroid field near Tesnia "Shuttlepod One" [ENT]
ca. Nov 10-14, 2151 spent about 3 days in vicinity of nebula Arachnid nebula "Fusion" [ENT]
ca. Nov 15-19, 2151 about 3 days on Rogue planet
"Rogue planet" [ENT]
ca. Nov 22, 2151
a moon "Acuisition" [ENT]
ca. Nov 25, 2151

"Oasis" [ENT]
ca Nov 27, 2151 approx. 3 months after "Cold Front" Tandaran space "Detained" [ENT]
Dec, 2151

"Vox Sola" [ENT]
Feb 6-9, 2152 10 months;
Archer made a log entry
Mazar "Fallen Hero" [ENT]
"The Catwalk" [ENT]
Feb 12-15, 2152

"Desert Crossing" [ENT]
Feb 18-22, 2152
Risa (90 ly from Earth) "Two Days and Two Nights" [ENT]
ca. Feb 25 - Mar 1, 2152 the day before Archer met Phlox was 10 month ago Paragaan mining colony "Shockwave, part 1" [ENT]

Season 2:
Date Comments Location Source
after Feb, 2152
Suliban Helix "Shockwave, part 2" [ENT]
late Apr, 2152

"Carbon Creek" [ENT]
spring of 2152
Romulan claimed planet "Minefield" [ENT]
spring of 2152 4 days later alien repair station "Dead Stop" [ENT]
spring of 2152
Kreetassan homeworld "A Night in Sickbay" [ENT]
spring of 2152
deuterium supply  "Marauders" [ENT]
spring of 2152
Pernaia system "The Seventh" [ENT]
ca. summer 2152

"The Communicator" [ENT]
Aug 12-15, 2152
class-4 black hole in trinary system "Singularity" [ENT]
ca. Aug 25, 2152

"Vanishing Point" [ENT]
ca. Sept 10,2152

"Precious Cargo" [ENT]
Sept 18, 2152 neutronic storm planet with binary suns "The Catwalk" [ENT]
autumn 2152 ??

"Dawn" [ENT]
autumn 2152 ??

"Stigma" [ENT]
autumn 2152 ??

"Cease Fire" [ENT]
autumn 2152 ??

"Future Tense" [ENT]
autumn 2152 ??
Keto-Enol "Canamar" [ENT]
late 2152 ??

"The Crossing" [ENT]
late 2152 ??
Rura Pente "Judgement" [ENT]
10 Jan 2153
redirected almost 30 ly's closer to Earth, on trade route to Deneva station "Horizon" [ENT]
late Jan 2153 ??
Xantoras "The Breach" [ENT]
ca. Feb 2153 3 days in stratopod
"Cogenitor" [ENT]
1 Mar 2153 several days prior to and including 1 mar 2153
"Regeneration" [ENT]
Mar 2153
Robinson dark matter nebula First Flight
23 Mar 2153
near Klingon space Bounty
ca. Apr 2153 time to travel home route to Earth The Expanse
24 Apr 2153 arrive home Earth

refit time,
scheduled launch of NX-02 in 14 months
Earth The Expanse
7 weeks (about 3 months)  to travel out to Expanse route to Vulcan, then the Delphic Expanse The Expanse
ca. Jul 2153
the Delphic Expanse The Expanse

Season 3:
Date Comments Location Source
ca. Sep 2153 been in the Expanse for 6 weeks Xindi homeworld The Xindi 
ca. Sep 2153
Orissin distortion field Anomaly 
ca. Sep 2153 a day to get to Loq'eque planet
ca. Sep 2153

ca. Oct 2153 Seleya entered Expanse 9 months ago; weeks after Rajiin.
ca. Oct 2153

ca. Oct 2153 3 months after entering Expanse
The Shipment
ca. Nov 2153
Ceti Alpha V Twilight
ca. Nov 2153

North Star
ca. Nov 2153 12 days in a polaric field
ca. Nov 2153

Carpenter Street
ca. Nov 2153

Chosen Realm
Dec 6, 2153

Proving Ground
Dec 12, 2153

Dec 27, 2153

ca. Jan 2154 at least 4 days to cross transdimensional disturbance
Doctor's Orders
Jan 8, 2154

ca. Jan 2154

Azati Prime
ca. Jan 2154 3 or less days before "Forgotten"
ca. Jan 2154 3 months since "Impulse"; 
2 days since "Azati Prime"

The Forgotten
ca. Jan 2154

"E2" [ENT]
ca. Feb 2154 a few weeks after "Harbinger"
The Council
Feb 13, 2154 nearly 8 mo. in the Expanse
Feb 14, 2154 T'Pol mistakenly said it was 2152 Earth Zero Hour 


Season 4:
Date Comments Location Source
ca. Mar 2154
Earth "Storm Front, part 2" [ENT]
ca. Apr 2154
Vulcan "Home" [ENT]
May 17, 2154 NX-02 was scheduled for launch (Affliction)
ca. May 2154

Cold Station 12
May 27, 2154

The Augments
ca. Jun 2154
Vulcan The Forge
ca. Jul 2154 Archer had Surak's katra in his head for 4 days (Affliction) Vulcan The Awakening
ca. Aug 2154
Vulcan Kir'Shara
ca. Sep 2154
The Barrens Daedalus
ca. Oct 2154

Observer Effect
Nov 12, 2154

Babel One
ca. Nov 2154

ca. Nov 2154
Andoria The Aenar
Nov 27, 2154 six months after NX-02's scheduled launch date
six months after Phlox saw some Augment DNA

ca Dec 2154

Dec 27, 2154

Jan 13, 2155

In a Mirror Darkly, part 1
Jan 18, 2155
Tholian space In a Mirror Darkly, part 2
 Jan 19, 2155
Earth Demons
Jan 22, 2155
Moon, Mars Terra Prime


Post-Enterprise Timeline:
Date Comments Location Source
Romulan Wars begin between Earth forces and the Romulan Star Empire.
Starfleet Historical Archive, "In A Mirror Darkly, part 2" [ENT]
Romulan Wars ended by the Battle of Cheron. The Romulans suffer a humiliating defeat at the hands of an Earth/Andorian/Vulcan/Tellarite alliance.
Starfleet Historical Archive, "In A Mirror Darkly, part 2" [ENT]
Gene Roddenberry commands the DY-1200 ship V.K. "Velikan" on a mission into the Ficus sector to explore strange, new worlds
"Up The Long Ladder" [TNG]
Archer took command 10 yrs ago.
The United Federation of Planets incorporated. Starfleet is officially established with a charter "to boldly go where no man has gone before." The Federation is governed by a Council, located in the city of San Francisco on Earth, and the Federation council president's office is in the city of Paris. The Constitution of the Federation includes important protections of individual rights.
"These Are The Voyages..." [ENT],
Starfleet Historical Archive, "In A Mirror Darkly, part 2" [ENT]
Star Fleet Academy is established in San Francisco on Earth
"The First Duty" [TNG]
The starship Archon visits planet Beta III in star system C-111.
Starfleet Historical Archive, "In A Mirror Darkly, part 2" [ENT]
Starbase 12 is commanded by Admiral Uttan Narsu.
The U.S.S. "Essex" (NCC-173), "Daedalus" class starship, commanded by Captain Bryce Shumar, is lost with all hands at Mab-Bu VI's moon

"Power Play" [TNG]
The North American Indian ancestors of the Dorvan V settlers, led by Cantowa, leave Earth in order to preserve their cultural identities
"Journey's End" [TNG]
U.F.P. impulse engine design changes radically
"Relics" [TNG]
The D.E.V. "Eagle Valley" DY-950 ship, commanded by Dan King, is launched as the 3rd colonization mission into the Ficus sector
"Up The Long Ladder" [TNG]
The DY-245 type ship S.S. "Hatteras" is launched on a deep space exploration mission to the Ficus sector, commanded by Gary Loes
"Up The Long Ladder" [TNG]
The last of the "Daedalus" class starships is decommissioned
"Power Play" [TNG]
Transporter Psychosis, a breakdown of neural chemical molecules during transport, is first diagnosed by researchers on Delinia II
"Realm of Fear" [TNG]
U.S.S. Valiant contact planet Eminiar VII, and is never heard from again.
Starfleet Historical Archive, "In A Mirror Darkly, part 2" [ENT]
Relations with the Klingon Empire degenerate, giving rise to some 70 years of unremitting hostility between the Klingons and the Federation.
Starfleet Historical Archive, "In A Mirror Darkly, part 2" [ENT]
Mar 22, 2233
James T. Kirk in born in Iowa on Earth
Starfleet Historical Archive, "In A Mirror Darkly, part 2" [ENT]


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