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A friendly reminder regarding spoilers! At present the expanded Trek universe is in a period of major upheaval with the finale of Year Five, the Coda miniseries and the continuations of Discovery, Picard and Lower Decks; and the premieres of Prodigy and Strange New Worlds, the advent of new eras in Star Trek Online gaming, as well as other post-55th Anniversary publications. Therefore, please be courteous to other users who may not be aware of current developments by using the {{spoiler}}, {{spoilers}} or {{majorspoiler}} tags when adding new information from sources less than six months old. Also, please do not include details in the summary bar when editing pages and do not anticipate making additions relating to sources not yet in release. 'Thank You


Memory Beta, non-canon Star Trek Wiki
Memory Beta, non-canon Star Trek Wiki
The timestream.
years: 2052 2053 2054 2055 2056 2057 2058

(stardates from 2055.0[1])

decades: 2020s 2030s 2040s 2050s 2060s 2070s 2080s
centuries: 20th century - 21st century - 22nd century

2055 was, on Earth's calendar, the 56th year of the 21st century, and the sixth year of the 2050s decade. Although this was a time period before Human formulation of stardates, this era begins with stardate 2055.0[1].


  • The Treaty of San Francisco is signed, bringing Earth's World War III to an end.[2]


Notable people[]

other notable people
Lily SloaneStephen Richey


References and notes[]


Title Series Date Media Notes Image

2055 historical footage
Enterprise 2055 episode Historical footage of Colonel Green speaking in the aftermath of World War III. Demons ep.jpg
Federation: The First 150 Years

Prologue: Cochrane's Flight, 2063-2120
Star Trek 2055 reference book World War III finally ends with a cease-fire signing in San Francisco. Zefram Cochrane erases the location of the Bozeman, Montana missile complex from the datanets, and secretly relocates his warp-research team there. Federation - The First 150 Years cover.jpg

External links[]