The following is a timeline of the Marathon universe.
Ancient History[]
- c. 64E07: An unnamed 'god' crashes into to the Yucatán Peninsula in southeastern Mexico, Earth.Cite error: Closing
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c. 3189BCE[]
490BCE[]
- The Battle of Marathon. Greeks defeat the Persians.
811[]
- S'pht'Mnr attack S'pht'Kr. S'bhuth sends emissaries to the other clans. S'pht'Kr exodus to K'lia.[1]
1811[]
- K'lia folds out of the Lh'owon system. Pfhor attack Lh'owon and enslave the ten remaining S'pht clans. A rogue star begins to pass through the Milky Way Galaxy.[1]
Pathways Into Darkness[]
c. 1930[]
- Strange rumors of an ancient pyramid - neither Aztec or Mayan - in the trackless jungles of the Yucatán Peninsula begin to circulate in the archaeological community.[2]
1938[]
- German soldiers lead by Muller enter the pyramid.[2]
c. 1978[]
- Spanish speaking treasure hunters enter the pyramid.[2]
1994[]
- May 5: At 1500 hours, a hologram of Jjaro diplomat Ryu'Toth appears before President Bill Clinton and five senior military staff warning of unnamed awakening 'god' beneath a strange pyramid on the Yucatán Peninsula.[2]
- May 8: At 0200 hours, a United States Special Forces team is dropped over Yucatán. Sgt. Eddings's primary parachute fails to open, but the reserve chute opens moments before he crashes through the forest canopy.[2]
- May 13: The 'sleeping god' is scheduled to awaken at 0613 hours on this date. Eddings prevents this from occurring by detonating a nuclear device within the pyramid.[2]
1996[]
- November 5: The Jjaro are scheduled to arrive on Earth to take more permanent measures against the buried stunned 'dreaming god.'[2]
First Colonial Period[]
c. 2070[]
2194[]
- War between the Independent Asteroid Government of Icarus and its neighbor, the Republic of Thermopylae on the asteroid of Onicis 492. Dead soldiers recycled as battleroids. Battleroids get onto both asteroids and kill almost everyone.[3][4]
2206[]
2208[]
- Damage to Martian network caused by Traxus IV finally rooted out.[3]
2214[]
- United Interplanetary League sets up rules for the appropriate use and storage of Battleroids.[3]
2216[]
- Repercussions of Traxus IV still felt by this point.[3]
2310[]
- CRIST (Cargo and Resources In-System Transports) Sol orbiter construction ceases.[3]
c. 2319[]
- Teleporters begin to be used in Sol system.[3]
2370[]
- James B. Miller publishes his work Life and Death of Intelligence.[3]
2395[]
2402[]
- March 23: At 1642 hours, the Marathon Doors Manual is written up.[3][4]
2405[]
- Marathon Project begins pre-construction phase.[4]
2408[]
- Deimos conversion begins.[4]
2442[]
- January 6: Misriah Massacre occurs. Three United Earth Government riot troopers open fire on defenseless rioters at the Misriah food distribution center. Over five hundred starving Martians incinerated.[4][3]
- Third Martian War begins.[4]
2444[]
- July 14: Ares Raid. Imperialist forces clash with insurrectionists.[1]
2445[]
2465[]
2466[]
2472[]
- November 15: Pre-launch dedication of President Marcus Tiberius Buendia. Bernhard Strauss enters in his log that ten Mjolnir Mark IV Cyborgs are onboard the Marathon.[4][3]
- November 16: The Marathon is launched, beginning its journey to Tau Ceti IV.[4]
Second Colonial Period[]
2611[]
2617[]
- Durandal resumes speaking to Tycho.[1]
2772[]
2773[]
- UESC Marathon arrives at Tau Ceti.[4]
2787[]
- Colony on Tau Ceti IV established.[4]
2791[]
- Chockisens harass work teams on the fringe of the colony.[3]
2794[]
- July 3: Tau Ceti IV colony attacked by the Pfhor.[3]
- July ?: The Pfhor attack on Tau Ceti IV is repelled thanks to the efforts of Mjolnir Recon 54 aboard the Marathon and nine Mjolnir Mark IV Cyborgs on the surface of Tau Ceti IV.[4][3]
- October 25: Pfhor return to Tau Ceti. Tau Ceti IV colony destroyed. Tycho falls in with the Pfhor and Leela is captured. Nine Mjolnir Mark IV Cyborgs destroyed.[1]
2795[]
- Tycho arrives at the Pfhor homeworld.[1]
c. 2797[]
2801[]
- Tycho leaves Pfhor homeworld.[1]
- September 14: At 0601 hours, Volker Von Müller is forced to update Durandal's history files.[4]
c. 2803[]
- Pfhor begin sending their worst officers to Lh'owon.[1]
c. 2806[]
- Pfhor Battle Group Three (Central Arm) arrives at Lh'owon.[1]
2811[]
- Durandal arrives at Lh'owon. The battle culminates with the liberation of the S'pht, the Pfhor's defeat, and the destruction of the planet.[1]
New Battles[]
2812[]
- March 13: Humans on Tau Ceti IV are attacked with an unidentified biological agent.[5]
2827[]
- December 21: Tau Ceti IV is attacked again by an unknown entity, causing humans to 'explode.'[5]
c. 2861[]
- Tycho clones help the Pfhor delay their defeat to around this date (over fifty years after the liberation of the S'pht).[1]
2881[]
2886[]
2893[]
Far Future[]
12811[]
- Durandal returns to Earth in a Jjaro dreadnought he calls Manus Celer Dei.[1]
1.52E10[]
- Durandal's estimate for the closing of the universe.[6]
Notes[]
- Dates in the Marathon universe use month-day-year format.
- Marathon was originally stated to take place in 2850.[7] This appears to have been changed to 2893.[5]
Sources[]
- ↑ 1.00 1.01 1.02 1.03 1.04 1.05 1.06 1.07 1.08 1.09 1.10 1.11 1.12 1.13 1.14 1.15 Marathon 2: Durandal
- ↑ 2.0 2.1 2.2 2.3 2.4 2.5 2.6 2.7 2.8 Cite error: Invalid
<ref>tag; no text was provided for refs namedPiD - ↑ 3.00 3.01 3.02 3.03 3.04 3.05 3.06 3.07 3.08 3.09 3.10 3.11 3.12 3.13 3.14 3.15 3.16 3.17 3.18 3.19 3.20 Marathon
- ↑ 4.00 4.01 4.02 4.03 4.04 4.05 4.06 4.07 4.08 4.09 4.10 4.11 4.12 4.13 4.14 4.15 4.16 4.17 4.18 Lost Network Packets
- ↑ 5.0 5.1 5.2 5.3 2025-04-13, Marathon | Reveal Cinematic Short. YouTube, accessed on 2025-04-16
- ↑ 6.0 6.1 Cite error: Invalid
<ref>tag; no text was provided for refs namedM1993 - ↑ Game Rant - Rumor: Bungie Might Delay Marathon Further