The notation <5241 (for example) indicates an unknown time before 5241 s.y.v.p., while >1234 means some time after 1234 s.y.v.p., thus >1234 <1367 means sometime within the range of 1234 to 1367.
The timeline is loosely divided into eras for ease of reference. They have no canonical meaning.
| s.y.v.p. | Event | Reference |
|---|
| Prehistory and early history |
| −550 | Humans first discovered by Bazrahin on Viridia Prime | First Explorers |
| >−550 | Artifacturals split off from First Explorers, eventually enter Bkmma on Viridia Prime | Artifacturals |
| ? | Cat and Mouse Problem solved, leading to feasibility of widespread interstellar commerce | Astrogation |
| ~1779 | Arcturia emerges from Bkmma, bearing Gar’tor’at Prophecy | Arcturianism |
| −17 | The Sixteen codified by Forsilia Kargani | The Sixteen |
| 2391 | Representative Assembly formed | Representative Assembly |
| ~2462 | Almnetic Empire, Vermailian Confederacy, Ctjn Empire, Tomorrow Hive and Omniscium Wherescape come together at the Port Authority of Sector 17 to create a Parliament of Worlds | Endotian Calendar |
| 2463–2499 | Years skipped due to switching calendars | Endotian Calendar |
| 2736 | UVSDF founded | Jason Ironheart |
| probably <3330 | Tomorrow Hive introduces Aleworms | Aleworms, Almnetic Decay |
| >3330 <3356 | collapse of the Almnetic Empire | Almnetic Decay, Lanian Tribes |
| >4400 <4500 | Starlight Documents begin to be deciphered | Protheon Institute |
| The era of the Generators |
| 5174 | Deorsai Protectorate founded on Viridia Segunda | Deorsai Protectorate |
| 5191 | Jason Ironheart born | Jason Ironheart |
| ~5201 | Captain Logomere born | Jason Ironheart |
| 5202 | Dula Jyrexil creates Achronic Inverter | Achronic Inverter, Dula Jyrexil |
| 5207 | Dula Jyrexil develops the Core Process, allowing for the development of Nova Generator technology | Core Process, Dula Jyrexil |
| 5211 | Malika Core Grid constructed in Deorsai Protectorate | Deorsai Protectorate |
| 5212 | Cerys Irolat ostensibly encounters the universe in a ray of blue light | Cerys Irolat |
| 5213 | Malika Core Grid explodes, ending Deorsai Protectorate and leading to the founding of Adnaimareui | Adnaimareui, Deorsai Protectorate |
| >5213,<5221 | Construction of First Nova Generator begins | Deorsai Protectorate |
| 5218 | Eloi Farms constructed on Viridia Prime | Eloi Farms |
| 5221 | First Nova Generator activated | First Nova Generator |
| 5234–5241 | Lesser Stillness—Arcological Mania grips Viridia Prime | Arcological Mania, Lesser Stillness |
| ~5235 | Voron Belthaszar builds numerous communities; followers feed into Arcological Mania; Duskstar Citadel construction commences | Voron Belthaszar, Duskstar Citadel |
| 5235 | Elsoni Starsnare foundations laid | Elsoni Starsnare |
| 5236 | Jason Ironheart assumes command of the UVSDF | Jason Ironheart |
| <5238 | Captain Logomere returns from Hermes Cluster, bringing the Ambivalence Drive, source of the Mind Plague; Fangalexia is developed to combat it. (This entry and the next two are roughly contemporaneous with the exact ordering uncertain.) | Ambivalence Drive, Dust Men |
| <5238 | Dust Men first observed by Captain Logomere; Dust Men observed by Praetor Valcosa and condemned by Elgani Bariarch | Dust Men |
| <5238 | Boneozard Initiative political activities contribute to Arcological Mania | Boneozard Initiative |
| 5238 | Byforalla Chemical Works destroyed | Chemists’ Guild |
| 5241 | First Nova Generator disappears | First Nova Generator |
| 5241 | Fangalextrin developed | Chemists’ Guild |
| 5242 | Chemists’ Guild awarded prize for developing successor to Fangalexia and ending Lesser Stillness | Chemists’ Guild |
| 5243 | Emmanuel Grippe of the Arcturian Church petitions the Parliament of Worlds to expel the Greenlings from Viridia Segunda | Barometz, Emmanuel Grippe |
| 5245 | Bariarchism a topic of debate; Duskstar Citadel fully dismantled | Dries Historical Catalog, Duskstar Citadel |
| 5264 | Viridia Prime awarded Estyrian mining rights. Vermailians side with Estyria | Estyrian Conflict |
| 5263 | Second Nova Generator activated | Juvi Juice |
| 5265 | Eloi Farms shut down | Juvi Juice |
| 5267 | Estyrian Conflict | Estyrian Conflict |
| 5274 | Sovereignty and Secession Acts | Emancipation Day |
| 5278 | Literary Tower of Orsinder develops Weather Correction | Weather Correction |
| 5280 | White Flower Dreaming. Most Greenlings detach | Greenlings |
| 5282 | Juvi Juice invented/discovered | Juvi Juice |
| 5284 | Elgani Bariarch dies of natural causes | Emancipation Day |
| 5285 | Vermailian Confederacy declares war in the wake of the Jaxpel Project | Jaxpel Project |
| <~5291 | Apex Station built; serves as (among other things) a base for United Viridian Stellar Defense Forces | Apex Station |
| The crisis and aftermath |
| 5289 | Lucretius Hom attempts to assassinate his own alter-ego in an attempt to purge Vermailian influence | Lucretius Hom |
| 5291 | Third Nova Generator destroyed | Welcome, Pylus Caldran, Chemists’ Guild |
| ~5291 | Dust Men rendered corporeal | Dust Men |
| ~5291 | Captain Logomere, representing the Boneozard Initiative claims responsibility for destroying Third Nova Generator | Boneozard Initiative |
| ~5291 | Rayechton Group claims responsibility for destruction of Third Nova Generator | Boneozard Initiative |
| ~5291 | Ven’rom’es claims responsibility for destruction of Third Nova Generator | Boneozard Initiative |
| >~5291 | Research into Achronic Inverter resumes, leading to development of Heterochron technology | Achronic Inverter |
| 5294 | Gul Arcturis Spicu sacked by No-Nothings, effectively ending Arcturian Church | Gul Arcturis Spicu, Pylus Caldran |
| The Parallax Urgency |
| underway by 5296, ongoing until unknown | Parallax Urgency | Conclave of Mek’ril, Battle of Kriinkok |
| 5298 | Battle at Devil’s Nose Asteroid Cluster results in creation of Blank Space. Second *Darkness Ascending* destroyed | Blank Space, The Cleft, Hands Alive, Darkness Ascending |
| 5298 | Operation Aurora: Invasion of Apex Station | Apex Station, Hands Alive |
| ~5298 | Varen Ontoli disgraced; Yeohna Gilean runs recovery program for former employees | Yeohna Gilean |
| 5298 | Knosis emerge from the Cleft | Knosis |
| 5298 | Ta’rot’rag Prophecy hoax discovered by Vermailian authorities | Cerys Irolat |
| ~5300–~5310 | Rayechton Group gains power and influence, possibly under the leadership of Nia Istarion and Kyril Ayevexra | Istvex, Kroatoan |
| certainly after 5296, probably between 5300 and 5310 | Conclave of Mek’ril purged in the Vermailian Confederacy, overseen by Yeohna Gilean. Nia Istarion and Kyril Ayevexra exiled | Conclave of Mek’ril, Istvex, Yeohna Gilean |
| 5301 | Murder the First deposes the Love Junta, spins Ctjn off into a company | Murder the First, Love Junta |
| 5301 | Rzanji’s Sixteen causes controversy, Li’shomay makes her Parallax speech, and Caldran fatally beaten, all at the Science Confidence Exhibition | The Sixteen, Li’shomay, Pylus Caldran |
| 5301 | Vermailian occupation force lost in the Bkmma | Qurators |
| 5302 | United Viridian Stellar Defense Forces flee Viridia system, survive as a mall-security service | United Viridian Stellar Defense Forces |
| 5308 | Juvi Juice, Inc. files for bankruptcy | Juvi Juice |
| 5314 | Duneel Fiorsite born | Duneel Fiorsite |
| 5320s | Futile attempts to develop Economic Correction at Orsinder | Weather Correction |
| 5325 | Treaty of 5325, apparently involving the United People’s Revolutionary Confederacy of Free Rocks | Theory Destruction |
| before 5357 | Hands Alive movement founded by Duneel Fiorsite, endorsed by Wee Joo and the Protheon Institute for Higher Thought | Duneel Fiorsite, Wee Joo |
| 5353 | Varen Ontoli leads one of the first Returns | Varen Ontoli |
| 5357 | Fiorsite’s Uniform Platform adopted | Duneel Fiorsite |
| 5361 | Varen Ontoli dies, having started a family in the Hermes Cluster | Varen Ontoli |
| 5386 | Duneel Fiorsite dies | Duneel Fiorsite |
| Later |
| 5561 | Theory Destruction banned in Crilinkan intervarsity kriegball | Theory Destruction |
| 6282 | United Viridian Stellar Defense Forces acquired by Tomorrow Hive | United Viridian Stellar Defense Forces |
| 6782 | Hegemonic Purge in the Tomorrow Hive. Work of Garott Ornati terminated. End of events described by Gar’tor’at Prophecy | Arcturianism, Hegemonic Purge |
| soon after 7850 | Now | Arcturianism |
