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 commissioned: USS Constitution (NCC-1700)
    • Launched 2242
  • 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)
  • 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
  • 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")
    • 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"
  • 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")

Known ships

Galaxy-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