The Constitution class Heavy Cruiser was the premier vessel of Starfleet in the latter half of the 23rd century. They were a multipurpose vessel designed for exploratory and diplomatic missions of five years.
The roster of produced ships is as follows:
- USS Constellation (NCC-1017) (Destroyed 2267)
- USS Intrepid (NCC-1631) (Destroyed 2268)
- USS Valiant (NCC-1623) (Destroyed prior to 2267)