2265

Events

 * Klingons and Federation sign a peace treaty which they honor over the next three years.
 * James T. Kirk assumes command of the USS Enterprise (NCC-1701) for an historic five-year mission of exploration. He is seen off on his first mission as commander of the starship by his brother Sam and his family. His father is also proud to see him off. Prior to assuming command, Kirk's emotional structure is tested by the Robbiani dermal-optic test.
 * A vintage of Dom Pérignon is made. A bottle from this year's vintage will be used in the christening of the USS Enterprise (NCC-1701-B) in 2293.
 * The Enterprise becomes one of the first Earth ships to reach the edge of the Milky Way Galaxy, where they encounter the galactic barrier. Gary Mitchell and Elizabeth Dehner are among the Enterprise officers who die in the line of duty.
 * At a Christmas party held in the Enterprise science lab, Captain Kirk meets Dr. Helen Noel. She later recalls him "dropping in" on the party, during a mission to the rehabilitation colony on Tantalus V.
 * Ingraham B is attacked by flying parasites.
 * Carter Winston dies on the planet Vendor.
 * The Borg "swarm through" the El-Aurian system, invading and destroying the El-Aurian homeworld. The survivors flee and are scattered over the entire galaxy, with some reaching Earth 28 years later.
 * A new uniform is introduced for Starfleet personnel, though the previous style continues to be used for years. These new uniforms remain in service until the early 2270s.
 * Captain Christopher Pike is promoted to the rank of fleet captain.
 * Uhura begins her Starfleet career.
 * April Wade is born.
 * Nancy Crater is killed by planet M-113's last surviving native.

Background information

 * The pilot episode, produced in , is the only production set in this year.