Line of Succession
- Main article: The Empire
The Age of Colonization
2200 - Constellation ships arrive in Acheron Rho
2200 - The first colony on 0505A is founded
The War for Human Prosperity
2205 - First Contact with Aliens in this sector
2206 - The War for Human Prosperity begins
2215 - The Alien Peace Treaties are signed, ending the War
Dawn Of The Empire
2215 - The founding of The Empire
2215 - Crowning of Emperox I
2216 - The formalization of the Noble Houses
2217 - The Eridanus Imperial Bank is formed
2217 - The Ascension of the High Church
2218 - The declaration of the Soul of Humanity
The Golden Age
An Age of Glory and Exploration, When Everything Was Great and Nobody Was Ever Sad About Anything Except House Lyra Because They Like Being Sad
The Dark Ages
2665 - The Scream
The Rebuilding
2671 - House Fornax reinvents the modern Spike Drive
2671 - House Vela begins construction on The Great Library Server
2792 - House Vela unveils the finished map of Acheron Rho
The First Imperial Civil War
- Main article: First Imperial Civil War
2804 - A Mild Disagreement over who gets to be The Emperox
2806 - ACRE Corporation splits from the Imperial Bank
The Rise of The Blood Eagle
2901 - A new Emperox is crowned (House Aquila)
- Main article: The Blood Eagle
The Second Imperial Civil War
- Main article: Second Imperial Civil War
2902 - The formation of PRISM as Conséc
2903 - The formation of the Council of Houses
2905 - Conséc completes Project SIGNET.
2932 - Formation of the Deathless
2955 - The Death of The Blood Eagle Under Mysterious Circumstances
The New Empire
2960 - The Accords of Peace are ratified
2961 - The Houses Major and The Houses Minor are established
2962 - A new Emperox is crowned (House Lyra)
- Main article: The Masked Emperox
2964 - Formal Agreement for Noble Grievance is established
2969 - Formation of the Church of Humanity
3000 - The first game of Psiball is played
- Main article: Psiball
3006 - Reveal of Fu Xi, the first Synthetic Human
- Main article: Synthetic Human
3014 - The Trilliant Ring officially incorporates
3051 - The Acheron Rho Psiball League is founded
3062 - A New Emperox is crowned (House Vela)
- Main article: The Shining Star
3120 - House Vela and House Pyxis split
- Main article: Vela-Pyxis Split
3162 - A New Emperox is crowned (House Cygnus)
- Main article: Betrayer of Humanity
The War Against the Artificials
- Main article: War Against the Artificials
3177 - House Crux reveals The Cygnus Plot to Seize Power
3178 - The beginning of the War Against the Artificials
3179 - The fall of House Cygnus
3180 - The start of the Hong Lu Revolt
- Main article: Hong Lu Revolt
3180 - The Bombing of Gats Begins
3181 - The UPC Officially/Unofficially formed
The UPC was formed in an event known as The White Orchid Assembly Hall Meeting.