| Planet Name | Episode or Film First Seen In | Series |
| 'audet 9 | The Child | (TNG) |
| Acamar 3 | The Vengeance Factor | (TNG) |
| Adelphous 4 | Data's Day | (TNG) |
| Adigeon Prime | Doctor Bashir, I Pressume | (DS9) |
| Alastria | Prime Factors | (VOY) |
| Aldea | When the Bough Breaks | (TNG) |
| Aldebaran 3 | Where no man has gone before | (TOS) |
| Alfa 117 | The Enemy Within | (TOS) |
| Alpha 441 | Dreadnought | (VOY) |
| Alpha Carinae 2 | The Ultimate Computer | (TOS) |
| Alpha Carinae 5 | Wolf in the Fold | (TOS) |
| Alpha Cygnus 9 | Sarek | (TNG) |
| Alpha 3 | Court Martial | (TOS) |
| Alpha Majoris 1 | Wolf in the Fold | (TOS) |
| Alpha Moon | The Host | (TNG) |
| Alpha Onias 3 | Future Imperfect | (TNG) |
| Alpha Proxima 2 | Wolf in the Fold | (TOS) |
| Alpha 5 | Charlie X | (TOS) |
| Altair 3 | Encounter at Farpoint | (TNG) |
| Altair 4 | Prophet Motive | (DS9) |
| Altair 6 | Amok Time | (TOS) |
| Altec | The Outrageous Okona | (TNG) |
| Amargosa | Generations | (FLM) |
| Amleth Prime | Return to Grace | (DS9) |
| Andevian 2 | The Forsaken | (DS9) |
| Andoria | Prophet Motive | (DS9) |
| Angel One | Angel One | (TNG) |
| Angosia 3 | The Hunted | (TNG) |
| Antede 3 | Manhunt | (TNG) |
| Antica | Lonely Among Us | (TNG) |
| Antos 4 | Whom Gods Destroy | (TOS) |
| Archanis 4 | The Day of the dove | (TOS) |
| Archer 4 | Yesterday's Enterprise | (TNG) |
| Arcybite | The Nagus | (DS9) |
| Ardana | The Cloud Minders | (TOS) |
| Argellius 2 | Wolf in the Fold | (TOS) |
| Argratha | Hard Time | (DS9) |
| Ariannus | Let That be Your Last... | (TOS) |
| Arkaria Base | Starship Mine | (TNG) |
| Armus 9 | Angel One | (TNG) |
| Arvada 3 | The Arsenal of Freedom | (TNG) |
| Aschelan 5 | Dreadnought | (VOY) |
| Atalia 7 | The Chase | (TNG) |
| Atrea 4 | Inheritance | (TNG) |
| Axanar | Whom Gods Destroy | (TOS) |
| Babel | Journey to Babel | (TOS) |
| Bajor | Emissary | (DS9) |
| Bajor 8 | Past Prologue | (DS9) |
| Balosnee 6 | The Nagus | (DS9) |
| Barisa Prime | The Adversary | (DS9) |
| Barkon 4 | Thine Own Self | (TNG) |
| Barradas 3 | Gambit | (TNG) |
| Barson 2 | Eye of the Beholder | (TNG) |
| Beltane 9 | Coming of Age | (TNG) |
| Benecia Colony | The Conscience of the King | (TOS) |
| Benzar | A Matter of Honor | (TNG) |
| Berengaria 7 | This Side of Paradise | (TOS) |
| Bersallis 3 | Lessons | (TNG) |
| Beta Agni 2 | The Most Toys | (TNG) |
| Beta Antares 4 | A Piece of the Action | (TOS) |
| Beta 3 | Return of the Archons | (TOS) |
| Beta Kupsic | The Icarus Factor | (TNG) |
| Beta Thoridar | Redemption | (TNG) |
| Beta 6 | The Squire of Gothos | (TOS) |
| Beta 12a | The Day of the Dove | (TOS) |
| Betazed | Menage a Troi | (TNG) |
| Beth Delta 1 | Evolution | (TNG) |
| Bilana 3 | New Ground | (TNG) |
| Bilaren System | True-Q | (TNG) |
| Blue Horizon | Second Sight | (DS9) |
| Bolarus 9 | Allegiance | (TNG) |
| Bopak 3 | Hippocratic Oath | (DS9) |
| Boraal 2 | Howeward | (TNG) |
| Boreal 3 | Silicon Avatar | (TNG) |
| Boreth | Rightful Heir | (TNG) |
| Borka 6 | Face of the Enemy | (TNG) |
| Bracas 5 | The Loss | (TNG) |
| Brax | Q-Less | (DS9) |
| Bre'el 4 | Deja Q | (TNG) |
| Brekka | Symbiosis | (TNG) |
| Brentalia | New Ground | (TNG) |
| Bringloid 5 | Up the Long Ladder | (TNG) |
| Browder 4 | Allegiance | (TNG) |
| Bryma | The Maquis | (DS9) |
| Bynaus | 11001001 | (TNG) |
| Calder 2 | Gambit | (TNG) |
| Caldos Colony | Sub Rosa | (TNG) |
| Camor 5 | Bloodlines | (TNG) |
| Camus 2 | Turnabout Intruder | (TOS) |
| Canopus Planet | Where No Man Has Gone Before | (TOS) |
| Capella 4 | Friday's Child | (TOS) |
| Cardassia | The Wounded | (TNG) |
| Carema 3 | The Quality of Life | (TNG) |
| Castal 1 | Suddenly Human | (TNG) |
| Catualla | The Way to Eden | (TOS) |
| Celtris 3 | Chain of Command | (TNG) |
| Cerebus 2 | Too Short a Season | (TNG) |
| Cestus 3 | Arena | (TOS) |
| Ceti Alpha 5 | Space Seed | (TOS) |
| Ceti Alpha 6 | The Wrath of Khan | (FLM) |
| Chalna | Allegiance | (TNG) |
| Chaltok 4 | Time and Again | (VOY) |
| Chandra 5 | Tin Man | (TNG) |
| Cheron | Let This be Your Last... | (TOS) |
| Cirrus 4 | Conundrum | (TNG) |
| Coltar 4 | We'll Always Have Paris | (TNG) |
| Cor Caroli 5 | Allegiance | (TNG) |
| Coridan | Journey to Babel | (TOS) |
| Corinth 4 | The Man Trap | (TOS) |
| Corvan 2 | New Ground | (TNG) |
| Cygnet 14 | Tomorrow is Yesterday | (TOS) |
| Cygnia Minor | The Conscience of the King | (TOS) |
| Daled 4 | The Dauphin | (TNG) |
| Danula 2 | The Best of Both Worlds | (TNG) |
| Daran 5 | For the World is Hollow... | (TOS) |
| Davlos 3 | Visionary | (DS9) |
| Dayos 4 | Blood Oath | (DS9) |
| Dedestris | Prime Factors | (VOY) |
| Deinonychus 7 | A Fistful of Datas | (TNG) |
| Delb 2 | The Drumhead | (TNG) |
| Delinia 2 | Realm of Fear | (TNG) |
| Delios 7 | Sacred Ground | (VOY) |
| Delos | Symbiosis | (TNG) |
| Delos 4 | Remember Me | (TNG) |
| Delphi Ardu | The Last Outpost | (TNG) |
| Delta 4 | The Motion Picture | (FLM) |
| Delta Rana 4 | The Survivors | (TNG) |
| Delta Vega | Where No Man Has Gone Before | (TOS) |
| Deneb 2 | Wolf in the Fold | (TOS) |
| Deneb 4 | Encounter at Farpoint | (TNG) |
| Deneb 5 | I, Mudd | (TOS) |
| Deneva | Operation: Annihilate | (TOS) |
| Denius 3 | Contagion | (TNG) |
| Deriben 5 | Aquiel | (TNG) |
| Dessica 2 | Gambit | (TNG) |
| Devidia 2 | Time's Arrow | (TNG) |
| Dimorus | Where No Man Has Gone Before | (TOS) |
| Donatu 5 | The Trouble with Tribbles | (TOS) |
| Doraf 1 | Unification | (TNG) |
| Dorvan 5 | Journey's End | (TNG) |
| Dozaria | Indiscretion | (DS9) |
| Draken 4 | Face of the Enemy | (TNG) |
| Drayan 2 | Innocence | (VOY) |
| Draygo 4 | Homeward | (TNG) |
| Draylon 2 | Sanctuary | (DS9) |
| Drema 4 | Pen Pals | (TNG) |
| Dreon 7 | For the Cause | (DS9) |
| Dulisian 4 | Unification | (TNG) |
| Durenia 4 | Remember Me | (TNG) |
| Dyson Sphere | Relics | (TNG) |
| Dytallix B | Conspiracy | (TNG) |
| Earth | The Cage | (TOS) |
| Earth Colony 2 | What Are Little Girls Made Of? | (TOS) |
| Eden | The Way to Eden | (TOS) |
| Ekos | Patterns of Force | (TOS) |
| El-Adrel 4 | Darmok | (TNG) |
| Elas | Elaan of Troyius | (TOS) |
| Elba 2 | Whom Gods Destroy | (TOS) |
| Emila 2 | A Matter of Perspective | (TNG) |
| Eminiar 7 | A Taste of Armageddon | (TOS) |
| Enara Prime | Remember | (VOY) |
| Ennan 6 | Time Squared | (TNG) |
| Epsilon Canaris 3 | Metamorphosis | (TOS) |
| Epsilon Hydra 7 | Q-Less | (DS9) |
| Erabus Prime | Q-Less | (DS9) |
| Errikang 7 | Q-Less | (DS9) |
| Evadne 4 | Clues | (TNG) |
| Excalbia | The Savage Curtain | (TOS) |
| Exo 3 | What Are Little Girls Made Of? | (TOS) |
| Fabrina | For the World is Hollow... | (TOS) |
| Fahleena 3 | Dramatis Personae | (DS9) |
| Farius Prime | The Maquis | (DS9) |
| Fendaus 5 | Loud as a Whisper | (TNG) |
| Ferenginar | Family Business | (DS9) |
| Fina Prime | Lifesigns | (VOY) |
| Finnea Prime | A Simple Investigation | (DS9) |
| Folnar 3 | Dark Page | (TNG) |
| Forcass 3 | Parallels | (TNG) |
| Forlat 3 | Silicon Avatar | (TNG) |
| Gagarin 4 | Unnatural Selection | (TNG) |
| Galador 2 | The Maquis | (DS9) |
| Galdonterre | Blood Oath | (DS9) |
| Galen 4 | Suddenly Human | (TNG) |
| Galor 4 | The Offspring | (TNG) |
| Galorda Prime | Rules of Engagement | (DS9) |
| Galorndon Core | The Enemy | (TNG) |
| Galvin 5 | Data's Day | (TNG) |
| Gamelan 5 | Final Mission | (TNG) |
| Gamma Hromi 2 | The Vengeance Factor | (TNG) |
| Gamma Hydra 4 | The Deadly Years | (TOS) |
| Gamma 2 | The Gamesters of Triskelion | (TOS) |
| Gamma Tauri 4 | The Last Outpost | (TNG) |
| Gamma Trianguli 6 | The Apple | (TOS) |
| Gamma Vertis 4 | The Empath | (TOS) |
| Ganalda 4 | Nor the Battle to the Strong | (DS9) |
| Garon 2 | Ensign Ro | (TNG) |
| Gaspar 7 | Starship Mine | (TNG) |
| Gault | Heart of Glory | (TNG) |
| Gema 4 | Basics | (VOY) |
| Gemaris 5 | Captain's Holiday | (TNG) |
| Gemulon 5 | Paradise | (DS9) |
| Genesis Planet | The Wrath of Khan | (FLM) |
| Gideon | The Mark of Gideon | (TOS) |
| Gonal 4 | Disaster | (TNG) |
| Gothos | The Squire of Gothos | (TOS) |
| Gravesworld | The Schizoid Man | (TNG) |
| H'atoria | All Good Things | (TNG) |
| Halii | Aquiel | (TNG) |
| Hanon 4 | Basics | (VOY) |
| Hansen's Planet | The Galileo Seven | (TOS) |
| Harod 4 | The Perfect Mate | (TNG) |
| Harrakis 5 | Clues | (TNG) |
| Haven | Haven | (TNG) |
| Hekaras 2 | Force of Nature | (TNG) |
| Hemikek | Investigations | (VOY) |
| Hemikek 4 | Lifesigns | (VOY) |
| Heva 7 | The Chute | (VOY) |
| Hoek 4 | Q-Less | (DS9) |
| Holberg 917G | Requiem for Methuselah | (TOS) |
| Hur'q Planet | The Sword of Kahless | (DS9) |
| Hurada 3 | Violations | (TNG) |
| Hurkos 3 | The Price | (TNG) |
| Iadara Colony | Parallels | (TNG) |
| Iconia | Contagion | (TNG) |
| Icor 9 | Captain's Holiday | (TNG) |
| Ilari | Warlord | (VOY) |
| Ilidaria | Parallax | (VOY) |
| Indri 8 | The Chase | (TNG) |
| Inferna Prime | The Ascent | (DS9) |
| Ingraham B | Operation: Annihilate | (TOS) |
| Invernia 2 | Melora | (TNG) |
| Itamish 3 | The Jem'Hadar | (DS9) |
| Ivor Prime | First Contact | (FLM) |
| Iyaaran Homeworld | Liasions | (TNG) |
| Janus 6 | Devil in the Dark | (TOS) |
| Jaros 2 | Ensign Ro | (TNG) |
| Jeraddo | Progress | (DS9) |
| Jouret 4 | The Best of Both Worlds | (TNG) |
| Juhraya | Preemptive Strike | (TNG) |
| Jupiter | Starship Down | (DS9) |
| Kaelon 2 | Half a Life | (TNG) |
| Kalandan Outpost | That Which Survives | (TOS) |
| Kaldra 4 | Violations | (TNG) |
| Kalla 2 | Firstborn | (TNG) |
| Kavis Alpha 4 | Evolution | (TNG) |
| Kea 4 | The Chase | (TNG) |
| Kelva | By Any Other Name | (TOS) |
| Kenda 2 | Remember Me | (TNG) |
| Kesprytt 3 | Attatched | (TNG) |
| Kessik 4 | Faces | (VOY) |
| Khefka 4 | Invasive Procedures | (DS9) |
| Khitomer | The Undiscovered Country | (FLM) |
| Kholfa 2 | The Alternate | (DS9) |
| Klaestron 4 | Dax | (DS9) |
| Klavdia 3 | The Dauphin | (TNG) |
| Klingon Homeworld | Sins of the Father | (TNG) |
| Kora 2 | Duet | (DS9) |
| Kostolian | Cost of Living | (TNG) |
| Kotati | Investigations | (VOY) |
| Kraus 4 | Past Prologue | (DS9) |
| Ktaria 7 | Emanations | (VOY) |
| Kurill Prime | The Jem'Hadar | (DS9) |
| Kurl | The Chase | (TNG) |
| Kylata 2 | Meridian | (DS9) |
| L-S 6 | The Alternate | (DS9) |
| Lambda Paz | Final Mission | (TNG) |
| Lamenda Prime | The Homecoming | (DS9) |
| Landris 2 | Lessons | (TNG) |
| Largo 5 | Babel | (DS9) |
| Lazon 2 | Defiant | (DS9) |
| Ledonia 3 | The Wire | (DS9) |
| Legara 4 | Sarek | (TNG) |
| Lemma 2 | New Ground | (TNG) |
| Levinius 5 | Operation: Annihilate | (TOS) |
| Ligobis 10 | Second Sight | (DS9) |
| Ligon 2 | Code of Honor | (TNG) |
| Ligos 7 | Rascals | (TNG) |
| Lissepia | Indiscretion | (DS9) |
| Loren 3 | The Chase | (TNG) |
| Loval | Return to Grace | (DS9) |
| Lunar 5 | The Hunted | (TNG) |
| Lysia | Conundrum | (TNG) |
| M'Kemas 3 | The Adversary | (DS9) |
| M-113 | The Man Trap | (TOS) |
| Mab-Bu 6 | Power Play | (TNG) |
| Makus 3 | The Galileo Seven | (TOS) |
| Malaya 4 | Identity Crisis | (TNG) |
| Malcor 3 | First Contact | (TNG) |
| Malkus 9 | Loud as a Whisper | (TNG) |
| Manark 4 | The Empath | (TOS) |
| Manu 3 | Legacy | (TNG) |
| Maranga 4 | Firstborn | (TNG) |
| Marcos 12 | And the Children Shall Lead | (TOS) |
| Marejaretus 6 | Manhunt | (TNG) |
| Mariah 4 | Dramatis Personae | (DS9) |
| Marijne 12 | Interface | (TNG) |
| Mariposa | Up the Long Ladder | (TNG) |
| Marlonia | Rascals | (TNG) |
| Mars | Booby Trap | (TNG) |
| Marva 4 | For the Uniform | (DS9) |
| Mataline 2 | Lessons | (TNG) |
| Mavala 4 | Inheritance | (TNG) |
| Meezan 4 | In Purgotory's Shadow | (DS9) |
| Meldrar 1 | Necessary Evil | (DS9) |
| Meles 2 | Ship in a Bottle | (TNG) |
| Melina 2 | Violations | (TNG) |
| Melnos 4 | Lessons | (TNG) |
| Melona 4 | Silicon Avatar | (TNG) |
| Memory Alpha | The Lights of Zetar | (TOS) |
| Merak 2 | The Cloud Minders | (TOS) |
| Meridian | Meridian | (DS9) |
| Merik 3 | Hippocratic Oath | (DS9) |
| Midos 5 | What Are Little Girls Made Of? | (TOS) |
| Milika 3 | Tapestry | (TNG) |
| Mimas | The First Duty | (TNG) |
| Minara 2 | The Empath | (TOS) |
| Minos | The Arsenal of Freedom | (TNG) |
| Minos Korva | Chain of Command | (TNG) |
| Mintaka 3 | Who Watches the Watchers | (TNG) |
| Miramanee's Planet | The Paradise Syndrome | (TOS) |
| Miridian 6 | Future Imperfect | (TNG) |
| Mislen | The Swarm | (VOY) |
| Mithren | Investigations | (VOY) |
| Mizar 2 | Allegiance | (TNG) |
| Moab 4 | The Masterpiece Society | (TNG) |
| Moon | First Contact | (FLM) |
| Mordan 4 | Too Short a Season | (TNG) |
| Morikin 7 | Tapestry | (TNG) |
| Morska | The Undiscovered Country | (FLM) |
| Mudd | I, Mudd | (TOS) |
| Mudor 5 | Disaster | (TNG) |
| Myrmidon | Q-Less | (DS9) |
| Nahmi 4 | Hollow Pursuits | (TNG) |
| Napinne | Learning Curve | (VOY) |
| Narendra 3 | Yesterday's Enterprise | (TNG) |
| Nasreldine | The Icarus Factor | (TNG) |
| Nelvana 3 | The Defector | (TNG) |
| Nervala 4 | Second Chances | (TNG) |
| New Gaul | Bloodlines | (TNG) |
| New Halana | Second Sight | (DS9) |
| Nimbus 3 | The Final Frontier | (FLM) |
| Nivoch | Prime Factors | (VOY) |
| No'Mat | Rightful Heir | (TNG) |
| Norpin Colony | Relics | (TNG) |
| Ocampa Planet | Caretaker | (VOY) |
| Oceanus 4 | The Game | (TNG) |
| Ogus 2 | Brothers | (TNG) |
| Ohniaka 3 | Descent | (TNG) |
| Omega 4 | The Omega Glory | (TOS) |
| Omekla 3 | Defiant | (DS9) |
| Omicron Ceti 3 | This Side of Paradise | (TOS) |
| Omicron 4 | Assignment: Earth | (TOS) |
| Omicron Theta | Datalore | (TNG) |
| Ophiucus 3 | Mudd's Women | (TOS) |
| Orelious 9 | Booby Trap | (TNG) |
| Organia | Errand of Mercy | (TOS) |
| Orias 3 | Defiant | (DS9) |
| Ornara | Symbiosis | (TNG) |
| Osinar 6 | Life Support | (DS9) |
| Otar 2 | The Offspring | (TNG) |
| Pacifica | Conspiracy | (TNG) |
| Panora | For the Uniform | (DS9) |
| Parada 2 | Whispers | (DS9) |
| Parada 4 | Whispers | (DS9) |
| Parliament | Lonely Among Us | (TNG) |
| Parsion 3 | Business as Usual | (DS9) |
| Peliar Zel | The Host | (TNG) |
| Pelleus 5 | 11001001 | (TNG) |
| Pendi 2 | Preemptive Strike | (TNG) |
| Pentarus 2 | Final Mission | (TNG) |
| Pentarus 5 | Final Mission | (TNG) |
| Penthara 4 | A Matter of Time | (TNG) |
| Persephone 5 | Too Short a Season | (TNG) |
| Platonius | Plato's Stepchildren | (TOS) |
| Pluto | Generations | (FLM) |
| Pollux 4 | Who Mourns for Adonais | (TOS) |
| Pollux 5 | Who Mourns for Adonais | (TOS) |
| Portas 5 | For the Uniform | (DS9) |
| Potak 3 | Partuition | (VOY) |
| Prakal 2 | In Theory | (TNG) |
| Praxis | The Undiscovered Country | (FLM) |
| Prema 2 | Basics | (VOY) |
| Psi 2000 | The Naked Time | (TOS) |
| Pyris 7 | Catspaw | (TOS) |
| Pythro 5 | Rivals | (DS9) |
| Planet Q | The Conscience of the King | (TOS) |
| Qo'nos | The Undiscovered Country | (FLM) |
| Quadra Sigma 3 | Hide and Q | (TNG) |
| Qualor 2 | Unification | (TNG) |
| Quatal Prime | For the Uniform | (DS9) |
| Quazulu 8 | Angel One | (TNG) |
| Rakal | Return to Grace | (DS9) |
| Rakhar | Vortex | (DS9) |
| Rakosa 5 | Dreadnought | (VOY) |
| Ramatis 3 | Loud as a Whisper | (TNG) |
| Regula | The Wrath of Khan | (FLM) |
| Regulus 3 | Fascination | (DS9) |
| Regulus 5 | Amok Time | (TOS) |
| Rekag-Seronia | Man of the People | (TNG) |
| Relva 7 | Coming of Age | (TNG) |
| Remmil 6 | Heart of the Stone | (DS9) |
| Remus | Balance of Terror | (TOS) |
| Rigel 2 | Shore Leave | (TOS) |
| Rigel 4 | Wolf in the Fold | (TOS) |
| Rigel 5 | Journey to Babel | (TOS) |
| Rigel 7 | The Cage | (TOS) |
| Rigel 12 | Mudd's Women | (TOS) |
| Rinax | Jetrel | (VOY) |
| Risa | Captain's Holiday | (TNG) |
| Rochani 3 | Dramatis Personae | (DS9) |
| Romulus | Balance of Terror | (TOS) |
| Ronara | Preemptive Strike | (TNG) |
| Rousseau 5 | The Dauphin | (TNG) |
| Ruah 4 | The Chase | (TNG) |
| Rubicun 3 | Justice | (TNG) |
| Rujian | A Man Alone | (DS9) |
| Rura Penthe | The Undiscovered Country | (FLM) |
| Rutia 4 | The High Ground | (TNG) |
| Sahndara | Plato's Stepchildren | (TOS) |
| Sakura Prime | Dreadnought | (VOY) |
| Saltok 4 | The Maquis | (DS9) |
| Salva 2 | For the Uniform | (DS9) |
| Sargon's planet | Return to Tomorrow | (TOS) |
| Sarona 8 | We'll Always Have Paris | (TNG) |
| Sarpeidon | All Our Yesterdays | (TOS) |
| Sarthong 5 | Captain's Holiday | (TNG) |
| Saturn | The First Duty | (TNG) |
| Scalos | Wink of an Eye | (TOS) |
| Secarus 4 | Blood Oath | (DS9) |
| Selay | Lonely Among Us | (TNG) |
| Sentinel Minor 4 | The Best of Both Worlds | (TNG) |
| Septimus Minor | The Ensigns of Command | (TNG) |
| Setlik 3 | The Wounded | (TNG) |
| Sherman's Planet | The Trouble with Tribbles | (TOS) |
| Shiralea 6 | Cost of Living | (TNG) |
| Sigma Draconis 3 | Spock's Brain | (TOS) |
| Sigma Draconis 4 | Spock's Brain | (TOS) |
| Sigma Draconis 6 | Spock's Brain | (TOS) |
| Sigma Iotia 2 | A Piece of the Action | (TOS) |
| Sikaris | Prime Factors | (VOY) |
| Sobras | Alliances | (VOY) |
| Solais 5 | Loud as a Whisper | (TNG) |
| Solarion 4 | Ensign Ro | (TNG) |
| Solosos 3 | For the Uniform | (DS9) |
| Sothis 3 | The Chase | (TNG) |
| Stakoron 2 | The Nagus | (DS9) |
| Straleb | The Outrageous Okona | (TNG) |
| Styris 4 | Code of Honor | (TNG) |
| Surata 4 | Shades of Gray | (TNG) |
| Suvin 4 | Rascals | (TNG) |
| T'Lani 3 | Armageddon Game | (DS9) |
| T'Lani Prime | Armageddon Game | (DS9) |
| T'lli Beta | The Loss | (TNG) |
| Tagra 4 | True-Q | (TNG) |
| Tagus 3 | QPid | (TNG) |
| Talos 4 | The Cage | (TOS) |
| Tantalus 5 | Dagger of the Mind | (TOS) |
| Tanuga 4 | A Matter of Perspective | (TNG) |
| Tarchannen 3 | Identity Crisis | (TNG) |
| Tarella | Haven | (TNG) |
| Taresia | Favorite Son | (VOY) |
| Tarod 9 | The Neutral Zone | (TNG) |
| Tarok | Initiations | (VOY) |
| Tarsas 3 | 11001001 | (TNG) |
| Tarsus 4 | The Conscience of the King | (TOS) |
| Tartaras 5 | Q-Less | (DS9) |
| Tau Alpha C | Where No One Has Gone Before | (TNG) |
| Tau Ceti | Whom Gods Destroy | (TOS) |
| Tau Ceti 3 | Conspiracy | (TNG) |
| Tau Ceti Prime | Coda | (VOY) |
| Tau Cygna 5 | The Ensigns of Command | (TNG) |
| Taurus 2 | The Galileo Seven | (TOS) |
| Tavela Minor | Imaginary Friend | (TNG) |
| Teleris | Q-Less | (DS9) |
| Telfas Prime | Alliances | (VOY) |
| Teluridian 4 | Ex Post Facto | (VOY) |
| Terlina 3 | Inheritance | (TNG) |
| Terosa Prime | Second Sight | (DS9) |
| Tessen 3 | Cost of Living | (TNG) |
| Tethys 3 | Clues | (TNG) |
| Thalos 7 | The Dauphin | (TNG) |
| Thanatos 7 | Phantasms | (TNG) |
| Thasus | Charlie X | (TOS) |
| Thelka 4 | Lessons | (TNG) |
| Theta Cygni 12 | Operation: Annihilate | (TOS) |
| Theta 7 | Obsession | (TOS) |
| Tiburon | The Way to Eden | (TOS) |
| Tilonus 4 | Frame of Mind | (TNG) |
| Titan | The First Duty | (TNG) |
| Titus 4 | Realm of Fear | (TNG) |
| Tohvun 3 | Chain of Command | (TNG) |
| Torad 4 | Body Parts | (DS9) |
| Torga 4 | The Ship | (DS9) |
| Torman 5 | Chain of Command | (TNG) |
| Torna 4 | The Sword of Kahless | (DS9) |
| Torona 4 | The Big Goodbye | (TNG) |
| Tracken 2 | For the Uniform | (DS9) |
| Triacus | And the Children Shall Lead | (TOS) |
| Trill Homeworld | Invasive Procedures | (DS9) |
| Triskelion | The Gamesters of Triskelion | (TOS) |
| Troyius | Elaan of Troyius | (TOS) |
| Turkana 4 | Legacy | (TNG) |
| Tycho 4 | Obsession | (TOS) |
| Tyrellia | Starship Mine | (TNG) |
| Tyrus 7a | The Quality of Life | (TNG) |
| Tzenketh | By Inferno's Light | (DS9) |
| Ufandi 3 | Firstborn | (TNG) |
| Ultima Thule | Dramatis Personae | (DS9) |
| Umoth 8 | The Maquis | (DS9) |
| Unefra 3 | Improbable Cause | (DS9) |
| Vacca 6 | Homeward | (TNG) |
| Vadris 3 | Q-Less | (DS9) |
| Vagra 2 | Skin of Evil | (TNG) |
| Vandor 4 | We'll Always Have Paris | (TNG) |
| Vandros 4 | To the Death | (DS9) |
| Vega Colony | The Cage | (TOS) |
| Velara 3 | Home Soil | (TNG) |
| Veloz Prime | For the Uniform | (DS9) |
| Vendikar | A Taste of Armageddon | (TOS) |
| Ventax 2 | Devil's Due | (TNG) |
| Venus | Future's End | (VOY) |
| Veridian 3 | Generations | (FLM) |
| Veridian 4 | Generations | (FLM) |
| Vilmor 2 | The Chase | (TNG) |
| Volchock Prime | The Nagus | (DS9) |
| Volon 2 | The Maquis | (DS9) |
| Volon 3 | The Maquis | (DS9) |
| Vulcan | Amok Time | (TOS) |
| Wrigley Pleasure Pl. | The Man Trap | (TOS) |
| Xanthras 3 | Menage a Troi | (TNG) |
| Xerxes 7 | When the Bough Breaks | (TNG) |
| Yadalla Prime | Gambit | (TNG) |
| Yadera 2 | Shadowplay | (DS9) |
| Yadera Prime | Shadowplay | (DS9) |
| Zadar 4 | When the Bough Breaks | (TNG) |
| Zalkon | Transfigurations | (TNG) |
| Zayra 4 | Realm of Fear | (TNG) |
| Zeon | Patterns of Force | (TOS) |
| Zeta Alpha 2 | The Best of Both Worlds | (TNG) |
| Zetar | The Lights of Zetar | (TOS) |
| Zytchin 3 | Captain's Holiday | (TNG) |
