The Surya-class frigate
was a type of starship on active duty in the Federation Starfleet
during the mid- to late-23rd century
. It was the precursor to the Avenger-class
heavy frigates. (Ships of the Star Fleet
, vol. 1 [revised])
- The Anton-class research cruisers (FASA RPG: Federation Ship Recognition Manual) may be this class's nomenclature in an alternate timeline.
The USS Argus (NCC-1888) was a ship of this class. (Star Trek: The Adventures of Argus)
USS Avenger was a ship of this class until the refit of 2272-75. (Star Trek: Avenger)
USS Illustrious was a ship of this class until a refit to Avenger-class standards in the late 2270s.