DY-500 class
From Trekipedia
In 2019, the DY-100 class underwent extensive design and performance upgrades to become the DY-500 class.[1]
DY-500 class vessels
References
- ↑ Goldstein, Stan and Goldstein, Fred with Sternbach, Rick. Star Trek: Spaceflight Chronology. Pocket Books, 1980.
