Illustrious was commissioned in April 2252. During the Four Years War, the ship was assigned to Task Force Constitution, under the overall command of Garth of Izar. (Star Trek: Avenger: Early History of the USS Avenger)
- In Orion Press continuity, NCC-1863 was assigned to a Miranda-class frigate, the USS Challenger. (Orion Press: "The Cost of Freedom", "Never Forget", "Return to Xantharus")
|Argus - Avenger - Courageous - Endurance - Hippolyta - Illustrious - Robert F. Kennedy - Surya|
|USS Avenger - USS Dardanius - USS Illustrious - USS Odin - USS Reliant - USS Robert E. Lee - USS Shadowstar - USS Southern Cross|
Community content is available under CC-BY-SA unless otherwise noted.