23rd Century

The U.S.S. Enterprise, one of the most famous Starfleet ships of the 23rd century

The 23rd Century is a span of 100 Earth years that started in 2201 and ended in 2300. The century is defined by several conflicts among the powers of the Alpha and Beta Quadrants of the Galaxy. Despite constant threats, the United Federation of Planets faces an unprecedented growth and advancement of science and society.

Timeline

2201-2249

2224

• Tensions between the Federation and the Klingon Empire lead to a decades-long cold war

2245

• The U.S.S. Enterprise is commissioned under the command of Robert T. April.

2250-2269

Drozana Station in pristine condition

2250

• Christopher Pike takes command of the U.S.S. Enterprise.

2256

• JFS47 is charted by Human scientist J. Walker Montgomery.
• The Kobayashi Maru Scenario is beaten for the first time by cadet James T. Kirk.

2265

The I.K.V. Quv at Driffen's Comet

• Driffen's Comet passes the Drozana System
• An unknown epidemic spreads aboard Drozana Station
• The House of Duras and the House of B'vat have a hostile feud
• The Enterprise starts its most famous five-year mission under the command of James T. Kirk
• The Borg invade the El-Aurian homeworld in the Beta Quadrant

2266

• After a century of isolation, the Romulan Empire attacks several Federation outposts
• Species M-113 is thought to be extinct, after the last known creature is killed by Leonard McCoy

2267

Paradise City on Nimbus III is established in 2267

• After a short period of war, the Treaty of Organia is signed by the Federation and the Klingon Empire
• A Doomsday Machine is destroyed by the U.S.S. Constellation
• Nimbus III is colonized by Federation, Klingon and Romulan citizens

2268

• An alliance occurs between the Romulan Empire and the Klingon Empire
• Tribbles are introduced to Deep Space K-7
• The Babel Conference is held to finalize the admittance of Coridan into the Federation
• The U.S.S. Defiant is lost in an encounter with Tholians

2270-2300

2270

• Starfleet revisits the Murasaki-12 Effect after a survey ship is destroyed in the area by Klingon forces
• The Federation and the Gorn Hegemony each maintain a presence in the Edren System
• Deep Space K-13 disappears under mysterious circumstances
• A Klingon fleet ambushes a Starfleet force in the Caleb System
• The Enterprise encounters a Starfleet ship from the 25th Century and helps to fend off B'vat's forces
• Starfleet begins to refit its Constitution class cruisers
• Klingon physiology reverts to its original form by this time, after nearly a century of mutations

2271

• The alliance between the Romulan Empire and the Klingon Empire ends

2285

The Excelsior class is commissioned in 2285

• The Enterprise is destroyed over Genesis in the Mutara Nebula
• Starfleet unsuccessfully experiments with transwarp technology
• The Miranda class starship is in service by this year.
• The U.S.S. Excelsior is commissioned as the first of her class

2286

• For the last time in almost a century, Earth enters a state of emergency as it is attacked by the Whale Probe
• Two humpback whales, George and Gracie, are released in the Bay of San Francisco
• The U.S.S Enterprise-A is commissioned

2287

• A Cardassian colony is established on Goralis III

2289

• Notable negotiations between the Federation and the Klingon Empire take place at Korvat Colony

2293

• The Klingon moon Praxis explodes
• The First Khitomer Accords are signed
• The U.S.S Enterprise-B launches on its maiden voyage on which James T. Kirk disappears
• El-Aurian survivors appear in Federation space

2294

• Montgomery Scott disappears with the U.S.S. Jenolan

Other notable events

Spock was born (and reborn) in the 23rd century

Births

• B'vat
• Montgomery Scott (2222, Earth)
• Leonard James Akaar (2267, Capella IV)
• Leonard McCoy (2227, Earth)
• Spock (2230, Vulcan; 2285, Genesis)
• James T. Kirk (2233, Earth)
• Boothby (2263, Mars)
• Tuvok (2264, Vulcan)

Deaths

• Jonathan Archer (2245)
• Spock (2285, resurrected)
• James T. Kirk (2293, assumed)
• Montgomery Scott (2294, assumed)

First Contacts (United Federation of Planets)

Official

• El-Aurian (2293)
• Gorn (2267)
• Guardian of Forever (2267)
• Horta (2267)
• Organians (2267)
• Terran Empire (2267)

Starship classes

Class F Shuttles were in service for Starfleet during the 23rd century

• Class F Shuttle (2250s)
• Cruiser (2250s)
• Cruiser (refit) (2270s)
• Light Cruiser (2270s)
• Advanced Heavy Cruiser (2280s)
• Light Science Vessel (2280s)

Missions

• “Days of Doom” (Queue)
• “Miner Instabilities” (Queue)
• “Night of the Comet” (2265)
• “Everything Old is New” (2265)
• “I Sing of Arms” (2270)
• “Search and Rescue” (2270)
• “Bull by the Horns” (2270)
• “Dislodging Klingons” (2270)
• “The Taurean Affair” (2270)
• “Earthward Bound” (2270)
• “Explore Earth Spacedock” (2270)
• “In the Shadow of Cestus” (2270)
• “Painful Omens” (2270)
• “Return to Babel” (2270)
• “Tangled Webs” (2270)
• “The Battle of Caleb IV” (2270)
• “Past Imperfect” (2270)

External links

• 23rd century at Memory Alpha, the Star Trek Wiki.
• 23rd century at Memory Beta, the non-canon Star Trek Wiki.