128 Trianguli (also known as Ket-cheleb, Stelam Rom'lnz or Eisn) was a spectral class G9 white star and star system located among the stars visible from Earth in the constellation of Triangulum.
This area contains the home planets of the Romulan Star Empire, Romulus and Remus, as well as the moons Pirek and Elvreng. The system has a secondary star which is known as Romulus B. There were six planets in this system. (TOS novels: My Enemy, My Ally, The Romulan Way)
- The TNG novel: Intellivore listed this system as "123 Trianguli".
System
There were at least seven planets in the system:
- Stelam Rom'lnz I: Aranusia
- Stelam Rom'lnz IIA: Rom'lasz (Romulus); class M, Romulan home world
- Stelam Rom'lnz IIB: Rav (Remus); class M, orbits Rom'lasz
- Stelam Rom'lnz III: S'latas
- Stelam Rom'lnz IV: D'lanam, literally "The Great Wonder"; a gas giant
- Stelam Rom'lnz V: Ulunam
- Stelam Rom'ln VI: Trijth
(FASA module: The Romulans (FASA))
- The Rihannsu novels state that the system contained six planets whilst FASA material indicates that there were seven but the latter only numbers six as Remus orbits Romulus.