| Planet
| Location
| Position
| Notes
|
| 78.56/3.54/23.44 IV (Chak) | 78.56/3.54/23.44 system, near Triangle sector | fourth planet | Name means "rock" in the Romulan language. (FASA RPG module: The Triangle)
|
| 872 Trianguli V (Thieurrull, Hellguard) | 872 Trianguli system | fifth planet | Failed military colony. Birthplace of Saavik. (TOS novel: The Pandora Principle)
|
| Abraxas V | Abraxas star system | fifth planet | Involved in power struggle after the destruction of Romulus in 2387. (ST website: The Path to 2409)
|
| Abraxas IX | Abraxas system | ninth planet | Home of the syrinx, a prized quarry of Romulan hunters. (TNG novel: The Romulan Prize)
|
| Abraxas Prime | Abraxas system | prime planet | Supported Sela's rebellion in 2403. (ST website: The Path to 2409)
|
| Achernar II | Achernar system | second planet | Location of several Redjac murders in 2156, joined Imperial Romulan State in 2387. (ST novel: Articles of the Federation)
|
| Achernar Prime | Achernar system | prime planet | Involved in power struggle after the destruction of Romulus in 2387. (ST website: The Path to 2409; ST novel: Articles of the Federation)
|
| Algeron III | Algeron system | third planet | Destroyed by Algeron Effect. (TLE novel: Serpents Among the Ruins)
|
| Algorab planet | Algorab system | | Populated world. (ST reference: Star Charts)
|
| Artaleirh | Artaleirh system | | Shipyard location. Dependent on Virinat for food supplies. (TOS - Rihannsu novel: The Empty Chair; TNG novel: Q & A; ST novel: A Singular Destiny)
|
| Assaf Golav | Romulan Star Empire | | Prison planet. (TNG novel: Death in Winter)
|
| Belak | Belak system | | Populated world. (ST reference: Star Charts)
|
| B'lev I | B'lev system, Triangle sector | first planet | (FASA RPG module: The Triangle)
|
| Broz | Stelam Deletham system, Triangle sector | second planet | (FASA RPG module: The Triangle)
|
| Bu'uli Tev III | Bu'uli Tev system, Triangle sector | third planet | (FASA RPG module: The Triangle)
|
| Celes II | Celes system | second planet | Mining world. Left the Empire in 2379, destroyed by Borg in 2381. (TNG movie & novelization: Star Trek Nemesis; ST - Destiny novel: Lost Souls)
|
| Chak | 78.56/3.54/23.44 system, near Triangle sector | fourth planet | Name means "rock" in the Romulan language. (FASA RPG module: The Triangle)
|
| Chal | Formerly Romulan Star Empire | | Colonized as military experiment during the Klingon-Romulan Alliance. (ST novel: The Return)
|
| Chaltok IV | Chaltok system | fourth planet | Almost destroyed in a polaric ion energy explosion in the 2260s. (VOY episode: "Time and Again")
|
| Cheron V | Omicron Gruis system | fifth planet | Site of Empire's defeat by the Coalition of Planets. (TNG episode: "The Defector")
|
| Chetzia III | Chetzia system | third planet | Military outposts present. Once infiltrated by Wardens. (ST video game: Away Team)
|
| Ch'lestam VIII | Ch'lestam system, Triangle sector | eighth planet | (FASA RPG module: The Triangle)
|
| Chul | Romulan Star Empire | | Along the route of USS Enterprise's return from Lekythos. (TOS video game: 25th Anniversary)
|
| Constanthus | Romulan Star Empire | | Site of Unification movement arrests in 2370. (TNG novel: Crossover)
|
| Corill II | Corill system | second planet | Former Corillian homeworld. (FASA RPG - The Romulans module: The Romulan Way: Game Operations Manual)
|
| Cort | Formerly Romulan Star Empire | | Boslic homeworld. Left the Empire after 10 years of Romulan occupation. (TLE novel: Serpents Among the Ruins)
|
| Crateris | Crateris system | | Site of relocated Reman colony. (ST website: The Path to 2409)
|
| D'cl'vangram IV | D'cl'vangram system | fourth planet | Former colony destroyed in battle with Klingons. (FASA RPG - The Romulans module: The Romulan Way: Game Operations Manual)
|
| D'deridex planet | D'deridex system | | Populated world. (ST reference: Star Charts)
|
| Deletham II (Broz) | Deletham system, Triangle sector | second planet | (FASA RPG module: The Triangle)
|
| Delta Khinah II | Delta Khinah system, formerly Romulan Star Empire | second planet | Site of Romulan first contact with Klingons, later claimed by Klingon Empire. (FASA RPG - The Romulans module: The Romulan Way: Game Operations Manual)
|
| Devoras planet | Devoras system | | Populated world. (ST reference: Star Charts)
|
| DiWahn | Dewa system | | DiWahn homeworld. (ST reference: Star Charts; TNG novel: The Devil's Heart)
|
| D'kornam III | D'kornam system, Triangle sector | third planet | (FASA RPG module: The Triangle)
|
| D'latta IV | D'latta system, Triangle sector | fourth planet | (FASA RPG module: The Triangle)
|
| D'ravasasz IV | D'ravasasz system | fourth planet | Mining colony, site of abandoned outpost of the Preservers. (FASA RPG - The Romulans module: The Romulan Way: Game Operations Manual)
|
| Drovna III | Drovna system | third planet | Terraformed 50,000 years ago by unknown parties. (Last Unicorn RPG module: All Our Yesterdays: The Time Travel Sourcebook)
|
| Eloh | Romulan Star Empire | | Homeworld of the Elohsians. (TNG novel: The Romulan Stratagem)
|
| Fan'cam X | Fan'cam system, Triangle sector | tenth planet | (FASA RPG module: The Triangle)
|
| Gamma Crucis planet | Gamma Crucis system | | Populated world. (ST reference: Star Charts)
|
| Garthos | Romulan Star Empire | | Along the route of USS Enterprise's return from Lekythos. (TOS video game: 25th Anniversary)
|
| Gasko planet | Gasko system | | Populated world. (ST reference: Star Charts)
|
| Gibraltar | Traingle sector | | (FASA RPG module: The Triangle)
|
| Girga | Romulan Star Empire | | Along the route of USS Enterprise's return from Lekythos. (TOS video game: 25th Anniversary)
|
| Glintara I | Glintara system | first planet | (ST reference: Star Charts; TLE novel: Serpents Among the Ruins; DS9 novel: Hollow Men)
|
| Gorwah VI | Gorwah system | sixth planet | Gorwah civilization's homeworld. (FASA RPG - The Romulans module: The Romulan Way: Game Operations Manual)
|
| Gotanna III | Gotanna system | third planet | (Last Unicorn RPG module: The Way of D'era: The Romulan Star Empire)
|
| Hannrileth VII | Hannrileth system | seventh planet | (FASA RPG - The Romulans module: The Romulan Way: Game Operations Manual)
|
| Haakona Prime | Formerly Romulan Star Empire, Haakona system | | Haakonan homeworld. Left the Empire after failed Romulan occupation. (ENT - The Romulan War novel: Beneath the Raptor's Wing)
|
| Hellguard (Thieurrull, 872 Trianguli V) | 872 Trianguli system | fifth planet | Failed military colony. Birthplace of Saavik. (TOS novel: The Pandora Principle)
|
| H'lass | Stelum Cles system, Triangle sector | third planet | (FASA RPG module: The Triangle)
|
| Kalabestaz VI | Kalabestaz system | sixth planet | (FASA RPG - The Romulans module: The Romulan Way: Game Operations Manual)
|
| Kallion | Romulan Star Empire | | Along the route of USS Enterprise's return from Lekythos. (TOS video game: 25th Anniversary)
|
| Kevratas | Kevratas system | | [citation needed]
|
| Khazara planet | Khazara system | | Populated world. (ST reference: Star Charts)
|
| Kuurg Durl IV | Kuurg Durl system, Triangle sector | fourth planet | (FASA RPG module: The Triangle)
|
| Lasustelvan VI | Lasustelvan system, Triangle sector | sixth planet | (FASA RPG module: The Triangle)
|
| Levaeri V | Levaeri system | fifth planet | [citation needed]
|
| Makar | Makar system | | [citation needed]
|
| Mandukam VI (Mandukisivas) | Mandukam system, Triangle sector | sixth planet | (FASA RPG module: The Triangle)
|
| Mandukam VIII | Mandukam system | eighth planet | (FASA RPG - The Romulans module: The Romulan Way: Game Operations Manual)
|
| Mandukisivas | Mandukam system, Triangle sector | sixth planet | (FASA RPG module: The Triangle)
|
| Menkent planet | Menkent system | | Populated world. (ST reference: Star Charts)
|
| M'lavolem | Stelam Diol system, Triangle sector | second planet | (FASA RPG module: The Triangle)
|
| Mire | Romulan Star Empire | | Along the route of USS Enterprise's return from Lekythos. (TOS video game: 25th Anniversary)
|
| Navassa V | Navassa system, Triangle sector | fifth planet | (FASA RPG module: The Triangle)
|
| Nequencia | Nequencia system | | [citation needed]
|
| Nimbus III | Nimbus system | third planet | (TOS movie, novelization & comic adaptation: The Final Frontier)
|
| Omicron Gruis V (Cheron V) | Omicron Gruis | fifth planet | Site of Empire's defeat by the Coalition of Planets. (TNG episode: "The Defector")
|
| Perhonies IX | Perhonies system | ninth planet | (FASA RPG - The Romulans module: The Romulan Way: Game Operations Manual)
|
| Ralatak | Romulan Star Empire | | [citation needed]
|
| Rator III | Rator system | third planet | Involved in power struggle after the destruction of Romulus. (ST website: The Path to 2409)
|
| Relus | Romulan Star Empire | | [citation needed]
|
| Remus | Romulan system | | [citation needed]
|
| Renarvasam | Restelam system, Triangle sector | seventh planet | (FASA RPG module: The Triangle)
|
| Rhei'llhne | Romulan Star Empire | | [citation needed]
|
| R'limam VIII | R'limam system, Triangle sector | eighth planet | (FASA RPG module: The Triangle)
|
| R'o II | R'o system, Triangle sector | second planet | (FASA RPG module: The Triangle)
|
| Romii | Romulan Star Empire | | [citation needed]
|
| Romulus | Romulan system | | [citation needed]
|
| Rotron | Romulan Star Empire | | Along the route of USS Enterprise's return from Lekythos. (TOS video game: 25th Anniversary)
|
| R'talus IV (Yel'camac) | R'talus system, Triangle sector | fourth planet | (FASA RPG module: The Triangle)
|
| Sandal IV | Sandal system | fourth planet | [citation needed]
|
| Santora Prime | Santora system | prime planet | [citation needed]
|
| Selta Avastam X | Selta Avastam system | tenth planet | (FASA RPG - The Romulans module: The Romulan Way: Game Operations Manual)
|
| Sithoi | Romulan Star Empire | | Along the route of USS Enterprise's return from Lekythos. (TOS video game: 25th Anniversary)
|
| Stelam Deletham II (Broz) | Stelam Deletham system, Triangle sector | second planet | (FASA RPG module: The Triangle)
|
| Stelam R'talus IV (Yel'camac) | Stelam R'talus system, Triangle sector | fourth planet | (FASA RPG module: The Triangle)
|
| Talvath | Talvath system | | [citation needed]
|
| Tartalus | Romulan Star Empire | | Along the route of USS Enterprise's return from Lekythos. (TOS video game: 25th Anniversary)
|
| Terix II | Terix system | second planet | [citation needed]
|
| Thieurrull (Hellguard, 872 Trianguli V) | 872 Trianguli system | fifth planet | Failed military colony. Birthplace of Saavik. (TOS novel: The Pandora Principle)
|
| T'Met | T'Met system | | Populated world. (ST reference: Star Charts)
|
| Tranome Sar planet | Tranome Sar system | | Populated world. (ST reference: Star Charts)
|
| T'vant VI | T'vant system, Triangle sector | sixth planet | (FASA RPG module: The Triangle)
|
| Unroth III | Unroth system | third planet | Romulan colony. (DS9 episode: "Strange Bedfellows")
|
| Vendor | Vendor system | second planet | Vendorian homeworld. Under Quarantine by terms of Romulan-Federation treaty. (TAS episode & Star Trek Log Two novelization: The Survivor)
|
| Villiam III | Villiam system | third planet | (FASA RPG - The Romulans module: The Romulan Way: Game Operations Manual)
|
| Virinat | Romulan Star Empire | | Agricultural colony. (ST novel: Articles of the Federation; ST novel: A Singular Destiny)
|
| Xanitla | Romulan Star Empire | | Agricultural colony. (ST novel: Articles of the Federation)
|
| Yel'camac | Stelam R'talus system, Triangle sector | fourth planet | (FASA RPG module: The Triangle)
|
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