Constitution (class)

Heavy cruiser
History
- Initial designs: 2238 (ENT Novel: Last Full Measure)
  - Developed from a modification of the Baton Rouge class, using USS Constellation (NCC-1017) as a testbed vessel
  - First Starfleet vessel capable of reaching warp 8 (TOS Novel: Errand of Vengeance: Killing Blow)
    - Crew surprised at warp 6 travel per text, refers to it as "impossible", but contradicted by ENT, Rise of the Federation'
    - Assume surprise directed at warp 8 instead; significant aspect of Constitution class, and better fits later presentation of technological development arc anyway
- First commissioned: USS Constitution (NCC-1700)
  - Launched 2242 (TOS Novel: Errand of Vengeance: Killing Blow)
    - Intended launch date c.2243 (TOS Novel: Errand of Vengeance: Killing Blow)
    - Launched early due to Battle of Donatu V (TOS Novel: Errand of Vengeance: Killing Blow)
- Retirement: By 2300s
  - Unnamed unit held in Starfleet Fleet Museum for preservation (TNG: "Relics"; SCE Short Story: "Interphase Book 1")
Statistics
- Length: 228.6
- Width: 127.1m
- Height: 72.6m
- Mass: 190,000mt
- Crew:
  - 205 (2254) (TOS: "The Cage")
  - 430 (2266)
  - 431 minimum, 500 recommended (2273) (TOS Novel: Ex Machina)
- Cruising speed: Warp 6 (OS) (MA Short Story: "Things Fall Apart")
- Maximum speed: Warp 8 (OS)
- Auxiliary vessels: Four Class F shuttlecraft
- Armament
  - Original design
    - 2x type-IX phaser banks
      - Upgraded to type-ten phaser banks by 2255 (DIS Novel: Desperate Hours)
    - Torpedo launcher, 6x forward, 1x aft
Layout
- Original design
  - Fourteen science labs (TOS: "Operation: Annihilate!")
  - 22 decks
    - Saucer spans decks 1 to 8
    - Saucer support spans decks 6 to 13
    - Engineering hull spans decks 14 to 22
  - Deck 1
    - Main bridge (TOS)
  - Deck 3
    - Crewmen's lounge (TOS: "Let That Be Your Last Battlefield")
    - Recreation rooms (TOS: "Charlie X", "Let That Be Your Last Battlefield")
  - Decks 3 to 5
    - Main impulse engines (TOS: "Where No Man Has Gone Before", "The Corbomite Maneuver")
      - Auxiliary engineering room located along impulse engines
  - Deck 4
    - Armory (TOS Novel: Errand of Vengeance: The Edge of the Sword)
      - 10 decks above Engineering
    - Crew quarters (TOS: "The Ultimate Computer")
    - Environmental control (TOS: "The Ultimate Computer")
    - Furthest fore-end of the ship by "Trials and Tribble-ations"
  - Deck 5
    - Captain's quarters (TOS: "Mirror, Mirror", "Journey to Babel", "Elaan of Troyius"; TOS Novel: The Captain's Oath)
    - Yeoman's office (TOS Novel: The Captain's Oath)
      - Adjacent cabin to captain's quarters (TOS Novel: The Captain's Oath)
    - Crew quarters
    - Sickbay (TOS: "Amok Time", "Elaan of Troyius")
    - Transporter room (TOS: "Let That Be Your Last Battlefield")
  - Deck 6
    - Briefing room (TOS: "Return to Tomorrow")
    - Crew quarters (TOS: "The Ultimate Computer")
    - Guest quarters (TOS: "Let That Be Your Last Battlefield")
    - Life support (TOS: "Day of the Dove")
    - Transporter room (SCE Short Story: "Interphase Book 2")
  - Deck 8
    - Auxiliary control (TOS: "I, Mudd")
      - Deck 7, section 21-Alpha on USS Defiant by "Interphase Book 2"
    - Gymnasium (TOS Novel: The Captain's Oath)
  - Deck 9
    - Crew quarters (TOS: "The Man Trap")
    - Life sciences (TOS: "The Man Trap")
  - Deck 12
    - Crew quarters (TOS: "The Enemy Within")
  - Deck 14
    - Transporter room (TOS: "Dagger of the Mind")
    - Main engineering, upper section (TOS: "Dagger of the Mind")
    - Personnel director's office (TOS: "Dagger of the Mind")
    - Maintenance airlock (port and starboard) (SCE Short Story: "Interphase Book 2")
  - Deck 15
    - Main engineering, lower section
    - Landing bay
  - Deck 20
    - Cargo hold (port and starboard) (SCE Short Story: "Interphase Book 1")
  - Deck 21
    - Lowest habitable level by "Trials and Tribble-ations"
  - Deck 22
    - Antimatter containment
    - Power transfer conduits (ENT: "In a Mirror, Darkly, Part II")
    - Satellite bay (TOS: "Operation: Annihilate!")
    - Tank release (TOS: "Let That Be Your Last Battlefield")
- 2270s Refit design
  - Decks commonly referred to by letter rather than number (e.g., A Deck, B Deck, etc.)
  - Deck 1
    - Main bridge (Star Trek: The Motion Picture, et al.)
  - Deck 3
    - Officers' quarters (Star Trek III: The Search for Spock)
  - Deck 4
    - Admiral's quarters (Star Trek II: The Wrath of Khan)
  - Deck 5
    - Officers' quarters (Star Trek: The Motion Picture)
  - Deck 6
    - Crew quarters (TOS Novel: Ex Machina)
  - Deck 6-7
    - Main gangway (TOS Novel: Ex Machina)
  - Deck 7
    - Science complex (TOS Novel: Ex Machina)
      - Occupies full forward quadrant of the deck (TOS Novel: Ex Machina)
    - Sickbay (TOS Novel: Ex Machina)
  - Deck 13
    - Torpedo bay (Star Trek VI: The Undiscovered Country)
  - Deck 17-18
    - Cargo/landing bay complex (TOS Novel: Ex Machina)
      - Deck can be retracted to provide access to storage bays (TOS Novel: Ex Machina)
  - Deck 19
    - Cargo bays (TOS Novel: Ex Machina)

Known ships

Constitution-class
Name	Registry	Service Begin	Service End
USS Constellation (NCC-1017)	NCC-1017	(2263)	2267
USS Constitution (NCC-1700)	NCC-1700	2242	(2267)
USS Enterprise (NCC-1701)	NCC-1701	2245	2285
USS Farragut (NCC-1702)	NCC-1702	(2247)	2257
USS Hood (NCC-1703)	NCC-1703	(2267)	(2268)
USS Excalibur (NCC-1705)	NCC-1705	(2268)	2268
USS Exeter (NCC-1706)	NCC-1706	(2267)	2268
USS Ranger (NCC-1707)	NCC-1707	(2286)	(2286)
USS Intrepid (NCC-1708)	NCC-1708	(2255)	2268
USS Lexington (NCC-1709)	NCC-1709	(2267)	(2268)
USS Potemkin (NCC-1711)	NCC-1711	(2268)	(2293)
USS Merrimac (NCC-1715)	NCC-1715	(2273)	(2273)
USS Kongo (NCC-1716)	NCC-1716	2248	(2293)
USS Essex (NCC-1727)	NCC-1727	(2267)	(2267)
USS Defiant (NCC-1764)	NCC-1764	(2268)	2268
USS Emden (NCC-1856)	NCC-1856	(2293)	(2293)
USS Endeavour (NCC-1895)	NCC-1895	(2260)	(2293)
USS Ahwahnee (NCC-2048)	NCC-2048	(2293)	(2293)

Constitution (class)

Known ships

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