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A list of known worlds in the Galaxy:

A

Planet Name Planet Type Segmentum Notes
Abandoned Hope Forbidden World Obscurus A world cut off by the Inquisition; all access is denied.
Abheilüng Forge World Solar Dark Mechanicum Forge World
Absolom Reach Daemon World Unknown Former Hive World, former Desert World
Accatran Forge World Ultima
Acheron IV War World, Forge World Unknown
Acralem Unknown Ultima The location of a daemonic incursion led by M'kar the Reborn in 799.M41
Acreage Feudal World Obscurus
Adacore Mining World Unknown Site of the Adacore Extermination
Adrantis Five Dead World Pacificus
Adumbria Civilised World Unknown Tidally locked, one hemisphere is desert and the other ice.
Aerius Hive World Unknown
Aggaros Feral World Obscurus
Aghoru Unknown Unknown
Agripinaa Forge World Obscurus
Aktosha Daemon World,
Crone World
Obscurus,
Eye of Terror
Alantor X Unknown Unknown The place of destruction of the Angels of Retribution Space Marines Chapter
Al-Arach Unknown Unknown
Alayran Maiden World Unknown
Albert IV Forge World Unknown
Albitern Unknown Obscurus Above this planet the Howling Griffons' First Company banished the Daemon Prince Periclitor
Alfrost Death World Ultima During the Crusade of Fire, Alfrost was the site of heavy fighting between the Space Wolves and Dark Eldar of the Prophets of War
Algol Hive World Unknown
Algol Nine Unknown Unknown
Almarit Daemon World, former Fortress World, former Shrine World Unknown
Alpha Shalish Dead World Solar
Altaneum Ocean World Unknown
Altarak Unknown Unknown Site of an ambush led by Khârn the Betrayer, against the Warband of the Chaos Space Marine Zarghan Ironfist
Altid 156 Unknown Unknown Site of the Altid Crusade
Amarah Prime Hive World Tempestus See Battle of Amarah
Ambold Eleven Unknown Pacificus Was occupied by the forces of Chaos and conquered during the Sabbat Worlds Crusade.
Amerigo Secundus Unknown Unknown Home to the Wolverine Regiment Imperial Guard
Amistel Unknown Unknown Home to the Amistel 24th Cavalry Regiment Imperial Guard
Amistel Majoris Civilized World Obscurus
Amun'an Morrus Dead World Obscurus During the Angevin Crusade, Amun'an Morrus' once-human machine population was judged too tainted to exist and was infamously destroyed by Exterminatus.
Anark Zeta Ogryn World Unknown
Anathrax Daemon World Obscurus On this planet were corrupted the Space Marines Chapters - the Iron Drakes (became the Grey Death) and the Argent Hammers (became the Talons of Anathrax)
Andronicus Prime Dead World Ultima
Anemae Gulfward Unknown Obscurus
Anshur Former Hive World, present status unknown Unknown
Antax Forge World Ultima Segmentum Site of the Battle for Antax
Antecanis IV Unknown Unknown Site of the Antecanis Massacre
Anthos Unknown Unknown Home to the Anthonian Tunnel Rats Imperial Guard
Antioc Forge World Obscurus Captured by Chaos forces
Anvilus Nine Forge World Unknown
Anzyra Adeptus Astartes Homeworld Unknown Homeworld of the Angels Sanguine
Aquilon Adeptus Astartes Homeworld Unknown Former Homeworld of the Executioners Space Marine Chapter, now - the planet of the Sons of Medusa
Arach-Cyn Crone World Obscurus
Aralan Hive World Unknown
Arcadia Hive World Unknown
Arcadia (Eldar) Harlequin World Unknown Holds vast ancient libraries
Arcetri Dead World, former Forge World Unknown Was attacked and consumed by a tendril of Hive Fleet Harbinger
Archaos Hive World Obscurus
Archipelaga Feral World, Ocean World Unknown Reclaimed by the Imperium after the Damocles Gulf Crusade.
Arconar Feral World Unknown
Argentor Knight World Obscurus
Arimaspia Industrial World[Needs Citation] Obscurus
Ariyo Unknown Unknown
Ark Reach Secundus Imperial World Unknown
Arkhona Dead World Obscurus Location of the Eternal crusade
Arkunasha Desert World/
Tau World
Ultima
Armageddon Hive World Solar
Armato Adeptus Astartes Homeworld Ultima Home of Sons of Orar
Arminiun Imperial World Unknown Home of the Honus Squad
Artemia Majoris Forge World Pacificus
Arthas Unknown Unknown Conquered by the forces of the Death Guard Chaos Lord Malek Vos and the Nurgle Daemon Prince, The Fly Lord.
Arthas Moloch Tau Sept Ultima
Arthos Unknown Unknown
Aryand Hive World Unknown Under Necron occupation
Arx Imperial World Obscurus
Asgard Feudal World Unknown
Ashek II Hive World Pacificus Reconquered during the Sabbat Worlds Crusade
Asherkin Unknown Unknown Unknown
Askelphion Secundus Paradise World Obscurus
Asur Eldar World Unknown Used to train the original Asurya
Atalia Minoris War World Unknown
Atari Vo Ork World Ultima Former Tau Sept World
Attila Feudal World Ultima
Augura Imperial World Ultima Formerly a Tau world
Aumet Imperial World Obscurus
Aurelia Unknown Unknown Formerly a Daemon World
Auric Imperium World Tempestus
Au'taal Tau Sept Ultima
Autega Death World/Shrine World Unknown
Avellorn Hive world Solar
Avignor Cardinal World Obscurus
Avitohol Xenos World Obscurus Disputed between Imperial and Ork forces
Azoras Unknown Unknown
Azbaragus Unknown (Nurgle planet) Unknown Nurgle planet

B

Planet Name Planet Type Segmentum Notes
Baal Adeptus Astartes Homeworld Ultima Home of the Blood Angels
Baal Secundus Adeptus Astartes Homeworld / Death World Ultima One of the moons of Baal
Baalus Trine Feral World Unknown A recruiting world for the Angels Sanguine Chapter
Badab Primaris Adeptus Astartes Homeworld/Hive World Ultima Former home of the Astral Claws
Bakka Forge World / Segmentum Fortress Tempestus Segmentum Command for Segmentum Tempestus
Bakus III Forge World Unknown
Balhaut Cemetery World Pacificus
Balle Prime War World Pacificus
Balur Imperial World Unknown
Balzac Mining World Obscurus
Banish Adeptus Astartes Homeworld Obscurus Home of the Exorcists
Banna Imperial World Solar
Baran Exodite World Unknown Now Imperial controlled
Baraspine Hive World Obscurus
Barbarus Destroyed - former Adeptus Astartes Homeworld / Feral World Tempestus Former home of the Death Guard
Barbarus Prime Dead World Ultima
Baroda Knight World Obscurus A Knight World of the Imperium during Horus Heresy
Bastonbeil Daemon World Ultima
Behtle V Unknown Unknown
Bekrin Dead World, former Shrine World Ultima Destroyed by Hive Fleet Dagon
Belacane Forge World Obscurus
Belaeno Jungle World Unknown
Belahaam Xenos World Obscurus
Belatis IV Shrine World/Ice World Unknown
Belial Forge World Unknown
Belial IV Crone World Obscurus
Belis Corona Dead World Obscurus
Bellicas Adeptus Astartes Homeworld Ultima Home of the Emperor's Swords
Belphago Dead World Unknown Home to pre-human ruins
Berien VI Dead World Ultima
Berin Unknown Unknown
Beshic V Forge World Unknown
Beta Fortanis Dead World Unknown Destroyed by Tyranids
Betalis III Ice World/Mining World Solar
Betalis IV Imperial World Unknown
Biegel 9 Jungle World / Tomb World Unknown
Bifrost Imperial World Unknown
Birmingham Adeptus Astartes Homeworld / Feral World Unknown Home of the Harbingers
Black Reach Hive World Ultima
Blackwater Feral World Ultima
Bleakfrost War World Ultima Site of a battle between Orks and the forces of the Imperium
Blitzen Unknown Unknown Home world of the Blitzen Armoured regiments of the Imperial Guard
Bloodfall Adeptus Astartes Homeworld Solar Home of the Red Wolves
Boonhaven Agri World Pacificus
Bora Culpa Dead World Unknown
Bork'an Tau Sept Ultima
Boros Unknown Unknown Was invaded by the Ork Empire of Charadon but defended by the Ultramarines
Boros Prime Fortress World Obscurus Site of the Siege of Boros Gate
Bray Imperial World Obscurus
Brendine II Dead World Unknown Was destroyed by the forces of the Slaanesh worshiper Kallow the Tame
Bren's World Imperial World Obscurus
Brezal III Unknown
Brigannion Four Fortress World Obscurus Held by the Iron Warriors
Brimlock Imperial World Unknown Home to the Brimlock Dragoons Imperial Guard
Britan Imperial World Unknown
Bront Hive World Obscurus
Brun Ocean World Unknown
Brycantia Adeptus Astartes Homeworld Obscurus Home of the Iron Knights
Bubonicus Daemon World Obscurus
Bulwark Daemon World Ultima Ruled over by the Khorne Daemon Prince Krakiota
Burjan's World Fortress World Unknown Ruled by the Iron Warriors
Byssta Death World Unknown

C

Planet Name Planet Type Segmentum Notes
Cadia Fortress World / Civilised World Obscurus Blocks the Cadian Gate, home to the Cadian Shock Troopers Imperial Guard
Caer Malafori Unknown Unknown
Calderis Feudal World Ultima
Caliban Destroyed - former Adeptus Astartes Homeworld / Death World Obscurus Former home of the Dark Angels
Calth Civilised World Ultima One of the nine worlds of Ultramar.
Camgia Xenos World Unknown Homeworld of the Zygo
Canak Death World Unknown
Candau Dead World, former Agri World Ultima
Canopus Hive World Obscurus
Cano'var Tomb World Ultima Formerly a Tau Sept
Carandinis VII Unknown Obscurus Had billions of its population turned into Plaguebearers by Typhus
Carcharias Hive World / Adeptus Astartes Homeworld Unknown Homeworld of the Crimson Consuls Chapter
Cardrim Tomb World/Imperial World Ultima Site of the Battle of Cardrim
Carlos McConnell Imperial World Unknown Home to Felinid Abhumans
Carnac Tomb World Unknown Site of the Carnac Campaign
Carpathia Labyrinth World Tempestus
Carrion Deep Necron Tomb World / Dead World Tempestus Under Imperial quarantine.
Caruana-W Unknown Unknown
Cassell Agri World Unknown Site of the Six Hour Revolution
Castix VIII Unknown Unknown Was infected by a warp virus by the Death Guard Sorcerer Porphyricus
Catachan Death World Ultima
Cesstium Death World Unknown
Chaemos Unknown Tempestus
Chandrax II Necron Tomb World Unknown Former world of the Imperium, now a Necron Tomb World
Chaoku-Minor Unknown Unknown
Charadon Ork World Ultima Capital of the Ork Empire of Charadon
Chaspia Unknown
Chemos Destroyed - former Adeptus Astartes Homeworld Ultima Former home of the Emperor's Children
Chiros Agri World Pacificus
Chordelis Dead World,formerly Civilized World Ultima
Chosin Ice World Solar Infested with Orks
Cinchare Mining World Obscurus
Cinderus XI Mining World Crystals taken from this world, have peculiar properties that make them useful in the construction of Volcano Cannons Unknown
Circe Imperial World Ultima Part of Ultramar
Clax Imperial World Unknown
Clove Hive World Obscurus
Cloister Frontier World Obscurus
Cociaminus Unknown Pacificus Sabbat Worlds; heavily contested during the Sabbat Worlds Crusade
Colcha Agri World Pacificus
Colchis Destroyed - former Adeptus Astartes Homeworld Pacificus Former home of the Word Bearers
Cocholos Tomb World Unknown
Conovar Unknown Obscurus Site where the Chaos Space Marine Zarghan Ironfist, launched an ambush that destroyed a fleet convoy of the Rogue Trader Janus Darke
Constantinium Civilised World Pacificus Also known as Nova Terra
Coralax Adeptus Astartes Homeworld "Beyond Imperial boundaries " Home of the Knights of the Raven
Corinal Adeptus Astartes Homeworld Unknown Homeworld of the Angels Vermillion
Coronis Agathon Hive World/Fortress World Obscurus
Coseflame Feudal World Obscurus
Cousteau XI Dead World, formerly Adeptus Astartes Homeworld and Feudal World Unknown Former home of the Fire Hawks
Crake's World Death World Unknown
Cressida Dead World, formerly Ice World Unknown Destroyed by Exterminatus.
Cretacia Adeptus Astartes Homeworld / Death World Unknown Home of the Flesh Tearers
Croatoa Death World Unknown
Crux Civilised World Pacificus
Cryptus Cemetery World Obscurus
Cthonia Destroyed - former Adeptus Astartes Homeworld Solar Former home of the Luna Wolves
Cullrak Unknown Unknown The planet was the site of a victorious battle for the Eldar of Craftworld Mymeara against an Daemon incursion in 232.M41
Curwen Agri World Unknown
Cybele Cemetery World Ultima
Cyclopea Forge World Obscurus Calixis Sector
Cyclopean Prime Hive World Unknown
Cypra Mundi Forge World / Segmentum Fortress Obscurus Segmentum Command for Segmentum Obscurus
Cyprian's Gate Paradise World Obscurus
Cyrene Dead World Unknown Former Blood Ravens recruiting world
Cyris Imperial World Obscurus
Cyrus Vulpa Agri World Obscurus
Cystan Unknown Unknown
Cytheria Tau World / Jungle World Ultima

D

Planet Name Planet Type Segmentum Notes
Dalthus Mining World Obscurus
Dal'yth Tau Sept Ultima
Damnia Death World Unknown Recruiting world for the Angels of Vengeance Chapter
Damnos Tomb World / Dead World Ultima Site of the Fall of Damnos
Danik's World Ice World formerly an Agri World Unknown
Dantium Unknown Unknown
Dantris III Forge World Ultima
Darcia Imperial World Unknown
Darendara Imperial World Unknown
Darkenhel Imperial World Unknown
Darillia Imperial World Unknown
Darkhold Adeptus Astartes Homeworld Obscurus Home of the Dark Sons
Davin Feral World Unknown Location of Horus's fall to Chaos
Delaphina Hive World Unknown
Deliverance Adeptus Astartes Homeworld Tempestus Home of the Raven Guard
Dellerax Unknown Unknown Cite of the War between Cadians and Saim-Hann Eldar
Delta Arbuthnot Agri World Unknown A Psyker induced rebellion was put down with the help of the White Scars Chapter
Delta Tao Imperial World Ultima
Denkari Minor Death World Unknown
Derdoni Hive World Unknown
Dernhelm Imperial World Unknown
Derwynia Death World Unknown
Devlan Mining World Ultima
Dheneb Ice World Obscurus Chaos held world near the Eye of Terror
Dhol VI Crownworld Ultima Belongs to the Necron Novokh Dynasty
Diesos Forge World Unknown Controlled by the Dark Mechanicum
Dimmamar Cardinal World Obscurus
Dolsia Imperial World Unknown
Don-Croix Hive World Ultima Segmentum
Donia Civilised World Pacificus Birthplace of Macharius
Dorrholtz Penal World Unknown
Dorvastor Cardinal World Unknown
Doton Dead World Ultima
Drachu Hive World Tempestus
Draconith Adeptus Astartes Homeworld Obscurus Home of the Star Dragons
Drade-73 Unknown Ultima
Drakaasi Daemon World Obscurus
Draven Tomb World Ultima Belongs to the Necron Novokh Dynasty
Drazak Tomb World Unknown Ruled over by the Necron Lord Valgul
Dreah Agri World Obscurus
Drex Unknown Unknown
Drook VI Imperial World Obscurus Home to the Drookian Fen Guard Imperial Guard
Drusus Shrine World Obscurus
Dulan Unknown Unknown Conquered by the Space Wolves and Dark Angels, led by their Primarchs, during the Great Crusade
Dunen II Dead World Ultima
Dunroamin VI Mining World Ultima
Dusk Feral World Obscurus
Duthovan Ocean World Unknown Was a recruitment world for the Dark Angels Legion during the Great Crusade
Dwimlicht Feral World Obscurus
D'yanoi Tau Sept Ultima
Dykastra Unknown Obscurus
Dynax Primus Forge World Unknown

E

Planet Name Planet Type Segmentum Notes
Eden Prime Agri World Unknown Destroyed
Eidolon Daemon World Obscurus
Elara Prime Unknown Unknown
Eldritch Dead world Ultima Subjected to Exterminatus
Elnath Jungle World Unknown
Elros Feudal World Obscurus
Elsy'eir Tau Sept Ultima
Elusia Prime Adeptus Astartes Homeworld Ultima Home of the Doom Legion
Elysia Civilised World Solar
Elysiar Civilized World Segmentum Obscurus The fourth planet of the Modren’s Realm
Emele Maiden World Pacificus
Emiline's Hope Shrine World Unknown
Endrite Feral World Obscurus
Endymion Prime Death World Unknown
Ephaeda Unknown Ultima
Ephisia Hive World Unknown Site of the Ephisian Atrocity
Ephraeleon Dead World Unknown Exodite World destroyed by Tyranids
Epsion Octarius Imperial World Solar Contested between Imperial and Ork Forces
Erenon Adeptus Astartes Homeworld Ultima Home of the Celestial Guard
Ergotia Unknown
Erwynn's World Adeptus Astartes Homeworld "Beyond Imperial boundaries " Home of the Dragon Lords
Esko Unknown Tempestus
Espandor Cardinal World Ultima One of the nine worlds of Ultramar.
Estaban III Forge World Ultima
Estaban VII Forge World Ultima
Es'Tau Tau Sept Ultima
Eswulus Ocean World Unknown
Etiamnun III Imperial World Unknown
Eurytion Imperial World Unknown Involved in the Palatine Crusade
Evangel Dead World Ultima
Eydolim Shrine World Ultima Site of the Battle of Eagle Gate
Eyrie Adeptus Astartes Homeworld Solar Home of the Storm Wings

F

Planet Name Planet Type Segmentum Notes
Fal'shia Tau Sept Ultima
Fedrid Feral World Obscurus
Felis Adeptus Astartes Homeworld Ultima Home of the White Panthers
Fell Core Dead World Ultima Former Hive World
Fenksworld Hive World Obscurus
Fenris Adeptus Astartes Homeworld / Death World Obscurus Home of the Space Wolves
Ferroxian Penal World Unknown
Fervious Feudal World Obscurus
Finreht Three-Seven Feral World Obscurus Home to the Finreht Highlanders Imperial Guard
Firestorm Adeptus Astartes Homeworld Ultima Home of the Aurora Chapter
Fi'rios Tau Sept Ultima
Fleur-de-Fides Cardinal World Solar Destroyed during the War of the Beast.
Florins Unknown Obscurus The planet's male population was completely wiped out by the dreaded Red Flux disease, released by Typhus the Herald of Nurgle
Flotte Imperial World Unknown
Fool's Paradise Daemon World Obscurus
Fordris Tomb World Unknown
Forgefane Fortress World Tempestus Held by the Iron Warriors
Forge Polix Forge World Obscurus Ruled by the Dark Mechanicum
Formal Prime Hive World Pacificus Reconquered during the Sabbat Worlds Crusade.
Fornax Aleph Hive World Pacificus
Fortress Adeptus Astartes Homeworld Ultima Home of the Crimson Paladins
Fortis Binary Forge World Pacificus
Foth III Unknown
Foth VI Unknown
Framlingham Imperial World Unknown Home to the Framlingham Rifles Imperial Guard
Furund Ice World Unknown

G

Planet Name Planet Type Segmentum Notes
Gacrux Desert World Unknown
Gaero Alphus Imperial World Unknown
Galan V Imperial World Unknown
Galaspar Hive World Unknown
Galathas II Ice World Unknown
Galavan Jungle World Unknown
Gallilenus III Cardinal World Unknown
Galmor Jungle World Unknown
Gamara 12 Unknown Pacificus Reclaimed during the Macharian Crusade.
Gammenon IX Unknown Ultima
Ganf Magna Frontier World Obscurus
Garaghak's World Ork World Tempestus
Gargathea III Feral World Ultima One of the planets on which there were battles during Badab War
Garm Industrial World Unknown
Garomar Unknown Unknown
Gath Rimmon Death World Unknown
Gathalamor Unknown Solar
Gathis II Adeptus Astartes Homeworld Unknown Gathis II is the current Homeworld of the Doom Eagles Chapter.
Gehenna Prime Hive World Unknown
Gehöft Dead World Unknown Was Agri World before the Daemon incursion and the subsequent Exterminatus
Genarius Prime Unknown Unknown
Gereon Imperial World Pacificus Formally under Chaos control
Ghalmek Daemon World Ultima
Gheden Tomb World Unknown Crownworld of the Nihilakh Dynasty
Gheistos Dead World, formerly Agri World Unknown
Ghinga War World Unknown Imperium fight with the Chaos for this world
Ghorstangrad former Adeptus Astartes Homeworld Unknown former Homeworld of the Emperor's Sword Chapter
Ghül Xenos World Unknown
Gidrim Tomb World Unknown Ruled by Necron Overlord Zahndrekh
Gilreh Unknown Unknown
Gloriam War World Pacificus Contested between Ork and Imperial Forces
Gnosis Prime Hive World Unknown
Gohliath IV Unknown
Golgotha Ork World Obscurus
Golia VII Daemon World Unknown
Gonomondium Quarantined World Unknown
Gonoria Prime Desert World Unknown Site of the Gonoria Prime Rebellion
Goranado Jungle World Unknown
Gorgonum Forge World Unknown
Gorkamorka Ork World Ultima
Gororan III Unknown Unknown
Goru-Prime Desert World Unknown
Go'shol Ice World Ultima
Goth Forge World Obscurus
Govina Sept World Ultima
Graffias Jungle World Unknown
Graia Forge World Tempestus
Grangold Dead World Obscurus
Granithor Cemetery World Obscurus
Gravalax Agri World Ultima
Greater Eydolim Mining World Ultima Gas giant
Grendel's World Dead World Ultima Destroyed by the Night Lords
Grimoyr Unknown Pacificus Was occupied by the forces of Chaos
Gruss Agri World Segmentum Obscurus Belongs to Vyr Modren Rogue Trader
(see also Modren's Realm)
Gryphonne IV Forge World Tempestus Eaten by Hive Fleet Leviathan
Gudrun Civilised World Obscurus
Guer III Unknown Tempestus
Gunpoint Hive World Obscurus
Guryan Mining World Pacificus
Guytoga Hive World Obscurus
Gythos Unknown Unknown

H

Planet Name Planet Type Segmentum Notes
Haakonath Destroyed. Former Adeptus Astartes Homeworld Unknown Former Adeptus Astartes Homeworld of the Star Phantoms Space Marines Chapter
Haark Unknown Unknown Was attacked in 477.M39 by the Daemons of Tzeentch and then destroyed in a supernova explosion. See also By the Dying Light incident
Hadd Forge World Obscurus
Haddrack Death World Obscurus
Hadleys Hope Imperial World Unknown
Hagia Agri World / Shrine World Pacificus
Hamooth Agri World Unknown
Harakon Hive World Unknown Home to the Harakoni Warhawks Imperial Guard Regiments
Harkon Imperial World Solar
Haxan Prime Quarantined World Unknown
Hazhim Hive World Ultima
Heckla Ice World Obscurus
Hegelian IX Unknown Unknown
Heidrun Imperial World Unknown
Heletine Cardinal World In 980.M41, Heletine was embroiled in Promethean War - conflict between Sisters of Battle and Salamanders Space Marine Chapter against the Black Legion Chaos Space Marines.
Helios Forge World Unknown
Hellgrace Forge World Unknown
Hermetica Hive World Solar
Herod Desert World, Mining World Obscurus
Herodor Imperial World Pacificus Contested by Imperial and Chaos Forces
Hesh Forge World Obscurus
Hesiod's Wake Agri World Obscurus
Hesperax Dead World, former Xenos World Obscurus
Het Forge World Obscurus
Heterodyne Feudal World Obscurus
Hethgar Prime Unknown Ultima
Hexis Alpha Hive World The Knights of House Mortan, House Althalos and House Thalmus saved the Hive World, when a Warp rift spawned a tide of Daemons across the planet.
Hilarion Agri World / Feudal World Obscurus
Hlatan Unknown Tempestus
Hoight Garden World Pacificus
Holda Dead World Obscurus
Honourum Adeptus Astartes Homeworld Ultima Home of the Novamarines
Horestis Dead World Unknown Former Daemon World of Nurgle, destroyed by Exterminatus from the Imperial Navy
Ho'sarn Tau Sept Ultima
Hranx War World/Hive World Unknown Contested between the Imperium and the Alpha Legion
Hredrin Hive World Obscurus
Hubris Ice World Obscurus
Hurspraxia Dead World Unknown The Imperium's forces responded too late, to a distress signal from Hurspraxia and arrived to find a lifeless rock
Husk Unknown Unknown
Hyannoth IV Imperial World Unknown Home to Neandor Abhumans
Hyades Jungle World Obscurus
Hydra Minoris Dead World Unknown
Hydraphur Forge World / Segmentum Fortress Pacificus Segmentum Command of Segmentum Pacificus
Hypnoth Forge World Unknown Conquered by the Necrons
Hypasitis Cemetery World Unknown
Hyraq II Unknown Unknown

I

Planet Name Planet Type Segmentum Notes
Iax Paradise World / Agri World Ultima One of the nine worlds of Ultramar.
Icefang Adeptus Astartes Homeworld Ultima Home of the Tigers Argent
Ichar IV Hive World Ultima
Ichorax Dead World/formerHive World Unknown
Ichoria Daemon World Obscurus
Ichtar IX Hive World Unknown
Ichovor Feudal World Obscurus
Idumea Forge World Obscurus
Iduno Imperial World Unknown
Idyll Shrine World Unknown
Iesta Veracrux Agri World Unknown
Ignatius Cardinal Cardinal World Unknown
Incaladion Forge World Ultima
Ingiga Adeptus Astartes Homeworld Solar Home of the Angels of Fury
Inferria-Prime Unknown Unknown
Innocence III Shrine World Unknown
Inwit Ice World Unknown Former homeworld of Rogal Dorn
Iocanthos Agri World Obscurus
Ironhelm Forge World Unknown Liberated in 901.M41 from Waaagh! Bludcrumpa by the Blood Angels.
Ironghast Foundry Forge World Unknown Chaos. Dedicated to the Blood God
Isla'su Ocean World Ultima Segmentum Belongs to the Tau Empire. Homeworld of the Greet xenos
Isstvan III Dead World Ultima
Isstvan V Imperial World Ultima Location of the Drop Site Massacre
Ithaka Adeptus Astartes Homeworld Unknown Home of the Iron Snakes
Ixya Dead World, Tomb World Unknown
Izzakos Penal World Unknown

J

Planet Name Planet Type Segmentum Notes
Jaggafall Adeptus Astartes Homeworld Obscurus Home of the Blood Swords
Jago Fortress World Pacificus
Japheth Hive World Unknown
Jared's World Unknown Unknown
Jollana Civilised World Unknown
Jones Crispin World Hive World Ultima
Jorun's World Unknown Unknown Site of the Gorklaw's Waaagh! in 805.M41
Jouran Civilised World Unknown Home to the Jouran Dragoons Imperial Guard
Jubal Mining World Obscurus
Jumael IV Agri World Unknown Home to the Jumael Volunteers Imperial Guard
Jupiter Forge World Solar
Jurn Imperial World Tempestus

K

Planet Name Planet Type Segmentum Notes
Kaenis V Unknown Unknown
Kai Forge World Obscurus
K’ail Unknown Ultima Former Tau world that was conquered by the Ultramarines in 913.M41 during The Six Hour War battle.
Kaladrone Industrial World Unknown
Kaledon Imperial World Unknown Home to the Kaledon Hunters Imperial Guard
Kalf Frontier World Obscurus
Kaliman IV Unknown Unknown
Kallista Industrial World Unknown
Ka'mais Tau Sept Ultima
Kamenka Troika Imperial World Unknown
Kanak Feral World Obscurus
Kanzuz IX Unknown Unknown Was desecrated by Fabius Bile
Kapella 47 War World Obscurus
Kar Duniash Forge World Ultima Segmentum Command for Ultima Segmentum
Karkariad Unknown Pacificus Was occupied by the forces of Chaos
Karnak II Unknown Obscurus There were found the Lightning STC patterns
Karnax 17 Unknown Unknown
Karrik Death World / Ice World Obscurus
Kastorel-Novem Ork World Ultima Base of Waaagh! Garaghak
Kataris Dead World, former Agri World Obscurus
Kathalon Daemon World Unknown
Kathur Shrine World Obscurus
Kato Shadow World Ultima
Kaurava I Civilised World Ultima Center of the Kaurava system
Kaurava II Civilised World Ultima
Kaurava III Tomb World Ultima
Kaurava IV Civilised World Ultima
KCX-1288 Xenos World Unknown Homeworld of the Saruthi
Keletros Adeptus Astartes Homeworld Solar Home of the Skull Bearers
Ke'lshan Tau Sept Ultima
Kenov III Death World Obscurus Calixis Sector
Kentaur Unknown Unknown
Keylek Xenos World Unknown Homeworld of the Keylekid
Khai-zhan Agri World/Ocean World Obscurus
Khedd 1173 Imperial World Unknown
Khongkotan Feral World Unknown
Khoraj Adeptus Astartes Homeworld Tempestus Homeworld of the Iron Champions Chapter
Khur Dead World Unknown Was exterminated during the Great Scouring
Khymara Death World/
Mining Colony
Ultima
Kiavahr Adeptus Astartes Homeworld / Hive World Tempestus Home of the Raven Guard
Kimmeria Feral World Ultima Dark Angels recruiting world
Klaihn Ice World Unknown Eldar planet
Klithaine Former Exodite World Unknown The Eldar population of the planet were killed and devoured by the Wrath Chaos Space Marines warband
Klybo Dead World Obscurus
Knarr Unknown Unknown
Kodiak Prime Unknown Unknown
Kommitzar Penal World Obscurus
K'otal Mining World Obscurus
Kovalic II Unknown Ultima Segmentum/Maelstrom Was attacked by Eldar pirates - presumably Dark Eldar. The resisted soldiers were killed, the other inhabitants - were taken into slavery.
Kragh Knight World Unknown Was rediscovered in 112.M41 after the abating of localised Warp storm that raged in this region for over twenty millenia.
Krandor III Dead World Obscurus Suffered a massive Chaos Cult led rebellion in 853.M41
Kreinaath Unknown Obscurus Word Bearers held planet, near the Eye of Terror
Krieg Death World Tempestus Home to the Death Korps of Krieg Imperial Guard
Kronus Tomb World / Civilised World Ultima
Krourk Ogryn World Solar Recruiting grounds for the Krourk Ogryn Auxilia
Ksi'm'yen Tau Sept Ultima
Kulth War World Obscurus Contested between Imperial and Ork Forces

L

Planet Name Planet Type Segmentum Notes
Lacusta Feral World Obscurus
Laius Rift Death World Unknown
Lammas Unknown Unknown Site of the Lammas Campaign
Landunder Hive World Obscurus
Lassiv Dead World Unknown
Lathes Forge World Obscurus
Lavantia Adeptus Astartes Homeworld, Hive World,
Desert World
Tempestus Homeworld of the Night Swords Space Marine Chapter
Laymon Unknown Tempestus
Lector's Lowel Adeptus Mechanicus World Ultima
Lehyde Ten Frontier World Obscurus
Lesser Nox Death World Unknown
Lethe Eleven Ork World, formerly Hive World Obscurus
Lethys Unknown Unknown
Levion Gamma Unknown Unknown
Libethra Former Adeptus Astartes Homeworld, now - destroyed Segmentum Tempestus Former Homeworld of the Angels Revenant
Ligeria Unknown Unknown
Lilia Mundi Feral World Unknown
Lima Rogan Unknown Unknown
Limnus Epsilon Imperial World Unknown
Lissandro Imperial world Unknown
Llagris Unknown Unknown
Lo Hive World Obscurus
Lodius Unknown Pacificus
Lorin Alpha Adeptus Astartes Homeworld Unknown Homeworld of the Fire Angels Space Marine Chapter
Lorn V Ice World Unknown
Loqiit Xenos World Unknown Homeworld of the Q'orl
Lostok Unknown Ultima Segmentum The source of the Lostok 23rd, an Imperial Guard Regiment of Gland War Veterans.
Lucid Prime Shrine World Unknown Place of the Honour's End incident
Lucius Forge World Obscurus
Luggnum Mining World Obscurus
Luther Macintyre IX Death World Ultima
Luxor (Gothic Sector) Imperial World Obscurus
Luxor Industrial World Ultima
Lycosidae Dead World Obscurus

M

Planet Name Planet Type Segmentum Notes
Maccabeus Quintus Shrine World Obscurus
Macharia Shrine World Obscurus
Machiun Unknown Unknown
Macragge Adeptus Astartes Homeworld Ultima Hoaf Ultramarines, Capital World of Ultramar
Magdaelene IX
[Needs Citation]
Ork World Tempestus
Magnax V Unknown Unknown
Magnos Omicron Forge World Solar
Mahr'douk Imperial World Obscurus
Malbolge IV Unknown Unknown
Malfi Hive World Obscurus
Malice War World Obscurus Frontline of the Wrack War
Malodrax Fortress World Unknown Iron Warriors world
Malvolion Dead World, formerly Agri World Unknown
Mancora Adeptus Astartes Homeworld / Feudal World / Knight World Ultima Home of Howling Griffons
Mandragora Tomb World Ultima Crownworld of the Sautekh Dynasty
Manzipor Civilised World Ultima
Mara Ice World Obscurus
Marfak Desert World Unknown
Mariach Unknown Ultima
Marioch Frontier World Obscurus
Mars Forge World / Fortress World Solar Capital of the Adeptus Mechanicus
Marunda II Agri World Unknown
Masali Agri World Unknown One of the nine worlds of Ultramar.
Mataras IV Dead World Ultima
Maypax Death World Unknown
Medrengard Daemon World Obscurus
Medusa Adeptus Astartes Homeworld Obscurus Home of Iron Hands
Medusa V Mining World / Dead World Ultima At the center of The Fall of Medusa V
Megheim Hive World Unknown
Megiddio Primus Death World Unknown
Mekbuda Jungle World Obscurus Near the Eye of Terror
Mekslag-llks
[Needs Citation]
Ork World Tempestus
Melchior Unknown Unknown The planet was stripped of all human life by Nephilim just before the Great Crusade. Eventually it was conquered by the Blood Angels and Luna Wolves
Menazoid Epsilon Death World Pacificus
Mendona Ice World Ultima
Merga Jungle World Unknown
Merida Unknown Ultima Segmentum After the Necron attack in 666.M40 all Imperial colonists were gone without trace
Meridian Hive World Unknown
Merov Hive World Obscurus
Merovincha Hive World Obscurus
Messia Death World Obscurus Affilation - Chaos
Metalica Forge World Ultima
Methalor Hive World Solar
Methusela Imperial World Unknown
Mezoa Forge World Ultima
MG-Dyel Unknown Ultima
Minea Hive World Ultima
Minerva Civilised World Solar
Miral II Jungle World Tempestus Was saved by the Imperial Fists Chapter, from Hive Fleet Leviathan
Mithron Shrine World Unknown
M'khand Forge World Pacificus
M'Laar XIII Daemon World Unknown Controlled by Chaos
Modren Prime Civilized World Unknown Second planet of the Modren’s Realm
Moebius Tomb World Unknown Crownworld of the Nekthyst Dynasty
Moirae Forge World Unknown Destroyed in the Moirae Schism
Monrass Feral World Obscurus
Mordant Prime Mining World Obscurus Home to the Mordant Acid Dogs Imperial Guard
Mordax Forge World Obscurus
Mordian Hive World Obscurus Home to the Mordian Iron Guard Imperial Guard Regiments
Mordriana III Feral World, Jungle World Obscurus
Moredakka Ork World Unknown
Moriorum Adeptus Astartes Homeworld Tempestus Homeworld of the Dark Eagles Space Marine Chapter
Morlond Fortress World Pacificus Contested between Imperial and Chaos forces
Morrigar Hive World/Tomb World Unknown Rendered lifeless
Morrigor Tomb World Unknown
Mortikah VII Adeptus Astartes Homeworld Pacificus Homeworld of the Guardians of the Covenant Space Marine Chapter
Mortressa Death World Obscurus
Morwen VI Dead World Obscurus
Mpandex Forge World Obscurus
Mu'gulath Bay Sept Ultima Formerly an Imperial Hive World
Mundus Planus Adeptus Astartes Homeworld / Feral World Ultima Home of White Scars
Mundus Pyra Adeptus Astartes Homeworld Ultima Home of Fire Lords
Murder Death World Unknown Originally designated One-Forty-Twenty.
Murzim Desert World Unknown
Mysibis Unknown

N

Planet Name Planet Type Segmentum Notes
Nagathar Tomb World Unknown
Na'jadar Desert World Unknown
Nalibraxis II Jungle World Unknown
Nanthrax III Unknown Unknown
Naogeddon Dead World Unknown
Naos Jungle World Unknown
ND0/K4 Mining World Obscurus
N'dras Tau Sept Ultima
Nebrus IX Dead World Unknown
Necris Adeptus Astartes Homeworld "Outside Imperial boundaries" Home of Marines Exemplar
Necromunda Hive World Solar
Nedicta Secundus Cardinal World Unknown
Nekkar Forge World Unknown Was captured by the Word Bearers until Captain Kruger's Ultramarines Company defeated them
Nemesis Tessera Unknown Obscurus An Inquisition fortress is located there
Neptune Imperial World Solar
Neutra Adeptus Astartes Homeworld Obscurus Home of Relictors
New Badab Chaos Space Marine Homeworld Ultima Current stronghold of the Red Corsairs
New Bylar Unknown Obscurus
New Muin Unknown Unknown Responding to a distress signal, a White Scars Company discovered that the planet's population had been sacrificed to the Blood God
Newfound Adeptus Astartes Homeworld Ultima Home of Genesis Chapter
Nihilas Adeptus Astartes Homeworld Ultima Home of Death Strike
Nimbosa Industrial World Ultima Focus of the Nimbosa Crusade
Nocturne Adeptus Astartes Homeworld / Death World Ultima Home of Salamanders
Nonimax Hive World Pacificus Was occupied by the forces of Chaos
Nomanus Industrial World Unknown
Nostramo Destroyed - former Adeptus Astartes Homeworld Ultima Former home of the Night Lords
Nurth Dead World Unknown
Nymidae Necron Tomb World Unknown Recruitment world for the Dark Angels Chapter

O

Planet Name Planet Type Segmentum Notes
Obsidia Adeptus Astartes Homeworld Ultima Home of Sable Swords
Occludus Adeptus Astartes Homeworld "Beyond Imperial boundaries" Home of Death Spectres
Octarius Ork World Ultima Capital of the Ork Empire of Octarius
Ogrys Adeptus Astartes Homeworld Ultima Home of Invaders
Oldarian Unknown Unknown
Olympia Destroyed - former Adeptus Astartes Homeworld Ultima Former home of the Iron Warriors
Omeros Unknown Unknown
Omnicron 71-DX Forge World Obscurus
Ootheca Former Adeptus Astartes Homeworld Unknown Was homeworld of the Mantis Warriors Chapter. Confiscated after the Badab War
Ophelia VII Cardinal World Tempestus
Ophelion Unknown Unknown
Opus Macharius Forge World Obscurus
Orana Imperial World Ultima
Orar Hive World Obscurus
Orask Frontier World/Fortress World Ultima
Orbel Quill Agri World Obscurus
Ordana Forge World Unknown
Orestes Forge World Pacificus
Oriflame Unknown Unknown
Orlen Unknown Unknown
Orlenza Triartes Unknown Unknown
Orpheus Prime Adeptus Astartes Homeworld Ultima Segmentum Homeworld of the Praetors of Orpheus Chapter
Orphidia Delta Hive World Unknown
Orphidia Prime Hive World Unknown
Orthoda Rex Cardinal World Unknown
Oscillia IX Unknown Pacificus Was occupied by the forces of Chaos
Outrenacht Adeptus Astartes Homeworld Obscurus Home of Legion of Night
Oxatan Adeptus Astartes Homeworld Ultima Home of Red Legion

P

Planet Name Planet Type Segmentum Notes
Palatine III Forge world Unknown
Palomar Dead world Unknown
Pandora Prime Hive world Unknown Invaded by Eldar, Ork and Chaos forces
Parabulus Unknown Unknown Base of pirates
Paragon Adeptus Astartes Homeworld Solar Home of Emperor's Hands
Paraghast Hive World Unknown
Paramar Imperial World Solar
Paramar V Imperial World Solar
Paraxus Imperial World Unknown A recruitment world for the Sons of Guilliman Chapter
Parosa Dead World Ultima
Pavar V Agri World Unknown
Pavonis Mining World / Tomb World Ultima The location of the Night Bringer
Pax Unknown (Gas Giant) Segmentum Obscurus Belongs to Vyr Modren Rogue Trader
(see also Modren's Realm)
Pech Tau Empire World Ultima Homeworld of the Kroot
Pelius Unknown Unknown
Pellucida IX Mining World Obscurus
Percipre Agri World Obscurus
Perinetus Forge World Obscurus
Periremunda Civilised World Unknown
Perlia Civilised World Ultima
Persepolis Hive World Pacificus
Pervigilium Adeptus Astartes Homeworld Obscurus Home of Angels of Vigilance
Phaenon Prime Dead World Obscurus
Phaethon IV Tomb World Unknown
Phaeton Forge World Solar Originator of a common pattern of Leman Russ Battle Tank and Chimera variant with Heavy Flamers
Phagir Dead World Obscurus
Phaistos Osiris Cardinal World Ultima
Phalan 10 Industrial World Unknown
Phobian Adeptus Astartes Homeworld Tempestus Home of Dark Hunters
Phobos Imperial World Unknown
Phyressia Unknown Unknown Home world of the Phyressian Armoured regiments of the Imperial Guard
Phyrr Death World Obscurus
Picus Agri World Unknown
Piety Hive World Obscurus
Piety of Seth Shrine World Obscurus
Pilgrim's Pause Cemetery World Obscurus
Pintax Imperial World Tempestus
Piscina IV Mining World Solar In a constant battle with Orks
Plague Planet Daemon World Obscurus
Planet of the Sorcerers Daemon World Obscurus
Plutol Unknown Unknown Abaddon has a majority of the population killed, when Priests of a wilderness shrine refused to bow to his authority
Pluvioris Daemon World Obscurus
Porphetus Dead World Unknown Former Forge World destroyed by Tyranids
Port Sanctus Fortress World Solar Imperial Navy base
Port Veruca Imperial World Unknown
Posul Destroyed - former Adeptus Astartes Homeworld / Feral World Tempestus Former home of Mortifactors
Praesidia Adeptus Astartes Homeworld Ultima Homeworld of the Sons of Guilliman Space Marine Chapter
Praetoria Hive World Tempestus Home to the Praetorian Guard Imperial Guard Regiments
Pranagar Adeptus Astartes Homeworld Tempestus Home of Sky Sentinels
Prandium Dead World Ultima
Praedis Zeta Hive World/Adeptus Astartes Homeworld Ultima Home to the Imperial Reavers
Preyspire Adeptus Astartes Homeworld Ultima Home of Hawk Lords
Prism Adeptus Astartes Homeworld Ultima "records deleted"
Prixetti VII Unknown Unknown
Prol IX Hive World Obscurus
Prospero Destroyed - former Adeptus Astartes Homeworld Ultima Former home of Thousand Sons
Protasia Hive World Obscurus Has declared independence from the Imperium
Protheus Unknown Obscurus The planet had billions of its population turned into Plaguebearers by Typhus, the Herald of Nurgle
Purgatory Imperial World Obscurus
Pylar Ice World Segmentum Obscurus Belongs to Vyr Modren Rogue Trader
(see also Modren's Realm)
Pyran Civilised World Solar Home to the Pyran Dragoons Imperial Guard
Pyrites Civilised World Pacificus
Pyrrhia Tomb World Unknown

Q

Planet Name Planet Type Segmentum Notes
Quaddis Paradise World Obscurus
Quatara-Prime Desert World Unknown
Quatra Desert World Unknown
Quintarn Agri World Ultima One of the nine worlds of Ultramar.
Queh-quih Sept World Ultima Kroot Sept World of the Tau Empire
Quintus Industrial World Ultima
Qulus Trine Imperial World Unknown

R

Planet Name Planet Type Segmentum Notes
Radnar Dead World (Former Forge World) Ultima Was consumed by Hive Fleet Kraken
Raikan Adeptus Astartes Homeworld Tempestus Home of the Red Talons
Ral'eth Unknown, former Tau Ultima
Rana Jungle World Unknown
Rand XXI Desert World Unknown Held by the Adepta Sororitas
Rann Sept World Ultima
Raxos Hive World Unknown
Rayvenscrag IV Unknown Unknown
Regulus Agri World Obscurus
Reth Paradise World Obscurus
Reznor Uninhabited World Obscurus
Rhanda Civilised World Solar
Rhodus Unknown
Rhorsch Shrine World, Jungle World Unknown Was invaded by the Blood Cults but saved by the Mortifactors and Raven Guard
Ritzos Imperial World Unknown
Rovanat IV Unknown Unknown
Rylan Unknown Unknown The place of a battle The Dawn Hammer in 766.M37
Ryza Forge World Ultima
Rynn's World Adeptus Astartes Homeworld / Agri World Ultima Home of the Crimson Fists

S

Planet Name Planet Type Segmentum Notes
Sa'cea Tau Sept Ultima
Sabatine Adeptus Astartes Homeworld Pacificus Home of White Consuls
Sable Unknown Unknown
Sacris Adeptus Astartes Homeworld Segmentum Obscurus Homeworld of the Storm Wardens Chapter
Saganor Forbidden World Unknown
St. Astrid's Fall Frontier World Obscurus
Saint Marduk's Bane Dead World (Formerly Hive World) Tempestus Previously known as Colkasth
Salem Dead World Ultima Segmentum
Salem Proctor Cardinal World Unknown Site of the Salem Proctor Rebellion
Sallan's World Ice World Unknown Site of the Sallan's World Campaign
Salomine Tau Colony Ultima
Sameter Civilised World Obscurus
Samax IV Agri World Unknown
Samech Chaos Forge World Ultima
Samson IV Hive World Obscurus
San Guisaga Adeptus Astartes Homeworld Unknown Homeworld of the Blood Drinkers Chapter
San Leor Agri World Ultima
Sancour Unknown Obscurus
Sanctum Adeptus Astartes Homeworld Solar Home of White Templars
Sanctus Lys Shrine World Unknown
Sans Gaviria Death World Unknown
Saras VII Agri world Pacificus
Sarius V Shrine World Unknown
Sarkon Tomb World Unknown Center of the Empire of the Severed
Sarum Adeptus Mechanicus world Ultima
Saturn Imperial World Solar Its moon, Titan serves as the headquarters of the Ordo Malleus and Grey Knights
Scathe Civilized World Segmentum Obscurus The third planet of the Modren’s Realm
Scelus Feral World, former Adeptus Astartes Homeworld Obscurus Former home of Sons of Malice
Schrodinger VII Ice World Unknown Ruled by the Necrons
Scintilla Hive World Obscurus
Scound's Fall Cardinal World Solar
Secunda Desert World Unknown
Seidon Tomb World Ultima
Semus Unknown Unknown
Sepharis Ultra Unknown
Sepheris Secundus Feudal World Obscurus
Septimus Moore Necron Tomb World Unknown
Settlement 228 Frontier World Obscurus
Sha'draig Tau Sept Ultima
Shadoworld of Adun Unknown Unknown
Shardenus Hive World Unknown (Contqual subsector) Purged of Chaos influence by the Iron Hands in 812.M41.
Sharlor Agri World Unknown Was the site where the Penumbral Cult, was destroyed by the Black Templars Chapter.
Shenlong Forge World Unknown
Shemnoch Former Tomb World Unknown Iron Hands and Brazen Claws Chapters defeated Shemnoch's Necron Dynasty
Sicarus Daemon World Obscurus
Siculi Agri World Obscurus
Sigma-Agrius Agri World Obscurus
Silence Adeptus Astartes Homeworld Obscurus Home of Night Watch
Simia Orichalcae Ice World, Mining World, Tomb World Unknown
Sinophia Frontier World Obscurus
Sisk Feudal World Obscurus
Sixty-Three-Nineteen Civilised World Unknown
Skardenfel Unknown Unknown
Skeros Unknown Unknown
Skorgulian Forge World Obscurus
Sleef Dead World Obscurus
Solemnace Tomb World Ultima Home to Trazyn the Infinite
Solemnus Adeptus Astartes Homeworld Unknown Black Templars (former)
Solshen XIX Agri World Solar
Solstice Feudal World Tempestus
Somonor Tomb World Unknown Part of the Sautekh Dynasty
Sondheim V formerly Agri World Unknown Transformed by M'kar the Reborn into his own Daemon World. Subjected to Exterminatus by the Sky Sentinels Chapter
Sophano Prime Mining World Obscurus
Soprony Xenos World Obscurus
Soryth Mining World Obscurus
Sotha Former Civilised World, Adeptus Astartes Homeworld, now Dead World Ultima Segmentum Former homeworld of the Scythes of the Emperor Chapter
Sparme Unknown
Spectoris Agri World Obscurus
St. Guise Cardinal World Unknown
St. Salvus Dock Unknown
Stalinvast Dead World Unknown
Sternac Adeptus Astartes Homeworld "Beyond Imperial boundaries " Home of Iron Lords
Stonekraal Frontier World Ultima Segmentum
Strank Feral World Obscurus
Stygia-Aquilon Adeptus Astartes Homeworld Tempestus Homeworld of the Executioners Space Marine Chapter
Stygia XII Forge World Unknown
Stygian Prime Agri World Obscurus
Stygies VIII Forge World Ultima
Subiaco Diablo Dead World Obscurus
Sulo Frontier World Ultima
Sulyvan Daemon World Ultima Former Agri World corrupted by the Chaos Space Marine Kyrus the Chantleader
Suranas Tomb World Unknown
Surealis VI Civilised World Obscurus
Surtur Imperial World Unknown
Sycorax Death World Unknown
Sylphis II Unknown Unknown
Symeon Chaos Recruiting World Unknown
Synford Forge World Obscurus

T

Planet Name Planet Type Segmentum Notes
Tahnel Civilised World / Ocean World Solar
Taeloth Uninhabited world Obscurus
Talasa Prime Adeptus Astartes Homeworld / Ordo Xenos World Ultima Inquisitorial Fortress+Deathwatch HQ
Talassar Civilised World / Ocean World Ultima One of the nine worlds of Ultramar.
Talithia Maiden World Unknown Was the site of a colony of the Imperium, until they were killed by the Eldar
Tallarn Civilised World / Desert World Tempestus
Talon Adeptus Astartes Homeworld (Abandoned) Ultima Former home of Storm Falcons
Talus IV Adeptus Astartes Homeworld (Abandoned) Obscurus Former home of Brazen Claws
Tan Dead World Ultima Scoured by Hive Fleet Kraken.
Tanakreg Dead World Unknown
Tancredi Forge World Unknown
Tanis Desert World Unknown Imperial Fists recruiting world.
Tanis (Hive World) Hive World Unknown
Tanith Dead World Pacificus Previously a Hive World
Tanstar 88 Frontier World Obscurus
Taran III Adeptus Astartes Homeworld Unknown Homeworld of the Storm Warriors Chapter.
Tarentus Agri World Ultima One of the nine worlds of Ultramar.
Targus VIII Hive World Unknown
Tarsis Ultra Agri World / Dead World Ultima Destroyed by the Iron Warriors.
Tartarus Dead World Unknown
Tash'var Tau Sept Ultima
Taslan's Forge Forge World Unknown
T'au Tau Sept Ultima Capital of the Tau Empire
Taygeta Jungle World Obscurus Near the Eye of Terror
Tekarn Imperial World Unknown
Telemachus Forge World Unknown
Tellerax Prime Unknown Unknown
Temaxia Forge World Tempestus Destroyed by orks in M32
Temperis Hive World Pacificus
Temportus Unknown Unknown Was the site of a battle between the Crimson Fists Chapter and Ork Freebooters
Tephaine Minor Agri World Obscurus
Terion Paradise World Unknown Old site of battle between the Blood Angels, led by Commander Dante, and an unholy alliance of the Night Lords and the Brotherhood of Darkness
Terra Hive World Solar Imperial Capital
Terrax Imperial World Unknown Home to the Terrax Guard Imperial Guard
Tertius Unknown Unknown
Teruxyne Quarantined World Obscurus Stricken with the Sinners’ Plague disease
Tethris Dead World Unknown Subject to Exterminatus
Thain Unknown Unknown
Thain II Unknown Unknown
Thanatos Tomb World Unknown Part of the Oruscar Dynasty
Thantus X Ork World Unknown Formally held by the Imperium
Thargorum Desert World Tempestus
Thranx Dead World Solar Former Hive World. Virus bombed
Threnos Dead World Obscurus
Thical Hive World Obscurus
Thoth Desert World Pacificus
Thracian Primaris Hive World Obscurus
Thridia Hive World/Tomb World Unknown
Thruscas Sine Human World Unknown
Tigrus Forge World Ultima Overrun by Orks in M35, now - Ork World
Titan (Moon) Adeptus Astartes Homeworld, Inquisitorial Fortress Segmentum Solar Fortress-monastery of the Grey Knights
Toil Forge World Unknown Destroyed by Perturabo
Tolkhan Forge World Tempestus
T'olku Tau Sept Ultima
Torhaven War World Unknown
Torian Agri World Obscurus
Torison VII Unknown Unknown
Toreus Dead World Unknown
Torvendis Daemon World Ultima
Traekonnis Major Adeptus Astartes Homeworld Ultima Homeworld of the Avenging Sons Space Marine Chapter
Trakonn Tomb World Unknown Crownworld of the Dyvanakh Dynasty
Tranch Hive World Obscurus
Tranquility II Feudal World Ultima
Tranquility-III Desert World Unknown Homeworld of Ahazra Redth, the Chief Librarian of the Mantis Warriors
Translock Unknown Ultima
Trantis Tomb World Unknown
Treconandal Imperial World Obscurus
Trepytos Civilised World Solar
Triandr Feudal World Unknown
Triplex Phall Forge World Ultima
Trontium VI Unknown Unknown
Trontiux III Imperial Recruiting World Unknown
T'ros Tau Sept Ultima Site of the Taros Campaign
Troudor Unknown Pacificus
Tsade II Agri World Obscurus Calixis Sector
Tsan Domus Ultima
Turren Primus Hive World Unknown
Tusk Ork World Obscurus
Tygress I Frontier World Obscurus
Tygress II Frontier World Obscurus
Tygress III Feral World Obscurus
Tygress IV Dead World Obscurus
Tygress V Feral World Obscurus
Typhon Primaris Feral World Unknown
Tyran Dead World Eastern Fringe
Tyrama Secundus Ocean World Unknown

U

Planet Name Planet Type Segmentum Notes
UB-26 Death World Unknown
Uldan Mining World Unknown
Ultra Maximus Unknown Ultima Imperium, formerly Tau
Unloth Feral World Unknown
Uolesh Daemon World Obscurus
Ur-Clemait Human world Ultima Ruled by the Tau Empire
Ur-haven Forge World Unknown
Uralan Unknown Obscurus
Uralek Prime Exodite World Unknown
Urdesh Forge World Pacificus Sabbat Worlds
Urk Ork World Unknown
Urus Unknown Pacificus Sabbat Worlds
Uttu Prime Tomb World Ultima Formerly Imperial

V

Planet Name Planet Type Segmentum Notes
Valhalla Civilised World / Ice World Ultima Homeworld of the Valhallan Ice Warriors Imperial Guard Regiments
Vallyx V Death World Ultima Was saved from a massive Genestealer infestation by the Knights of the Raven Chapter
Valon Urr Shrine World Obscurus
Valos Dead World Ultima
Valos Krin Feral World Obscurus
Vanaheim Forge World Unknown
Vanqualis Hive World Unknown
Vardan Imperial World Unknown Homeworld to the Vardan Rifles Imperial Guard
Varestus Prime Death World Unknown Cite of battles between the Imperial Guard and Imperial Navy against Orks
Varoli Secundus Civilised World Unknown Home world of a famous imperial tank commander Obadiah Schfeer
Varsavia Adeptus Astartes Homeworld Ultima Homeworld of Silver Skulls
Vaust Hive World Segmentum Pacificus
Vaxanide Hive World Obscurus (Calixis Sector)
Va'yun Tau World Ultima/Eastern Fringe
Vaznagrod Forge World Unknown
Veneris Shrine World Obscurus
Veonid Imperial world Unknown Used to test weaponry
Verdan II Dead World Unknown Was subjected to Exterminatus
Verdant Imperial World Unknown Home to Troth Abhumans
Verdus Prime Tomb World Unknown
Verghast Hive World Pacificus
Verica VII Forge World Unknown Home to the Collegia Titanica Legio Sirius
Veridian Feral World Ultima
Vernalis Mining World Obscurus
Veskepine Jungle World Unknown Known for its skilled hunters
Vespid Tau Empire World Ultima Homeworld of the Vespids
Vhospis Feudal World Unknown
Victrix Sonora Agri World Solar
Victus Dead World Segmentum Obscurus The first planet of the Modren’s Realm System
Vigil Dead World Obscurus
Vior'la Tau Sept Ultima
Viridia
[Needs Citation]
Agri World Unknown
Visse'el Tau Sept Ultima
Volonx Feral World Obscurus
Volscar Imperial World Obscurus
Volghast Unknown Unknown
Voltemand Civilised World Pacificus
Vorg Prime Unknown Unknown
Vorlanthus IV Hive World Unknown Vorlanthus IV's Mirrored Spire suffered an attack by the Berzerker Khârn, who single-handedly killed 12,000 of its citizens.
Vorsk Ork World Unknown Previously an Imperial Hive World
Voss Prime Forge World Solar
Vostroya Industrial World Obscurus Home to the Vostroyan Firstborn Imperial Guard Regiments
Voth Unknown Unknown
Vraks Prime Imperial World Obscurus Armoury World
Vrantis III Industrial World Unknown
V'run Ork World Tempestus

W

Planet Name Planet Type Segmentum Notes
Wezn Ice World Unknown
Winterhome IX Ice World Obscurus
Woe Death World Obscurus
World of Immortal Sorrows Daemon World / Crone World Obscurus
Wormgyre Xenos World Pacificus Home to the Hellgrammite

X

Planet Name Planet Type Segmentum Notes
Xana II Daemon World / Forge World Obscurus
Xandros War World Unknown Is the site of an ongoing battle between the Ultramarines and Necrons
Xarsis Plethis Unknown Unknown
Xenax Adeptus Astartes Homeworld Solar Home of Subjugators
XIII Dead World Unknown
Xin-Cyn Dead World Ultima
Xit Ork World Ultima

Y

Planet Name Planet Type Segmentum Notes
Yarant Imperial World Solar
Y'gharnak Daemon World Obscurus
Ynnen Feudal World Ultima
Yngroth Unknown Unknown
Ymnar Unknown Unknown
Yngirheim Ice World Ultima
Yrnax Unknown
Ysai Ydumee Frontier World Obscurus
Yspotua Paradise World Unknown
Yu'Kanesh Desert World Unknown
Yulan Dead World Ultima

Z

Planet Name Planet Type Segmentum Notes
Zaebus Minoris Adeptus Astartes Homeworld / Feral World Tempestus Home of Red Scorpions
Zalamis Unknown Unknown
Zantragora Tomb World Unknown
Zel Secundus Death World Obscurus
Zel Tertius Frontier World Obscurus
Zephyr Adeptus Astartes Homeworld Obscurus Home of Storm Hawks
Zhao-Arkkad Forge World Unknown
Zhoros Dead World, formerly Adeptus Astartes Homeworld Unknown Former home of the Fire Hawks
Zibal Desert World Unknown
Zosma Forge World Obscurus
Zoran Ice World Unknown

See Also