List of worlds/Preboot

Major worlds

This section includes Earth, the home planets of all of the Legionnaires, and other locations which appeared frequently.

	Notable Natives	Key Appearances	Notes
Bgztl	Phantom Girl	Superman v1 Annual #4, 1962 (First mentioned)	All inhabitants have the power to turn intangible while not in their native dimension
Bismoll	Matter-Eater Lad	Adventure Comics #303, Dec 1962 (First mentioned)	All inhabitants have the power to digest nearly all forms of matter
Braal	Cosmic Boy	Superman v1 Annual #4, 1962 (First mentioned)	All inhabitants have magnetic powers
Cargg	Triplicate Girl	Superman v1 Annual #4, 1962 (First mentioned)	Its triple sun imbued all inhabitants with the power of splitting into three bodies
Colu	Brainiac 5		All inhabitants have 8th-Level intelligence, higher than the norm
Daxam	Mon-El	Superboy v1 #89, Jun 1961 (first mentioned)	All inhabitants attain Kryptonian-level powers in the presence of a yellow sun
Dryad	Blok League of Super-Assassins		Destroyed. Inhabitants generally have no special powers. Also known as Korlon
Durla	Chameleon Boy	Superman v1 Annual #4, 1962 (First mentioned)	All inhabitants have the ability to alter their physical form
Earth	Sun Boy (Native) Wildfire (Native)	Adventure Comics #247, Apr 1958 (1st Legion app)	Site of city of Metropolis, in which the Legion HQ (among other things) resides. Inhabitants generally have no special powers. Mostly harmless.
Imsk	Shrinking Violet	Superman v1 Annual #4, 1962 (First mentioned)	All inhabitants have the power to shrink
Kathoon	Night Girl	Adventure Comics #306, Mar 1963 (First appearance)	World of perpetual night
Khundia			Home world of the Khund Empire
Korbal	Lightning Monsters	Superman v1 #147, Aug 1961	Where Garth, Ayla and Mekt Ranzz gained their powers
Krypton	Superboy Supergirl		Destroyed in the mid-20th century. All inhabitants have super-powers in the presence of a yellow sun
Lallor	Heroes of Lallor		Inhabitants generally have no special powers
Luna			Natural satellite of Earth
Naltor	Dream Girl		All inhabitants have some form of precognition powers
Orando	Princess Projectra		Inhabitants generally have no special powers
Phlon	Chemical King		Inhabitants generally have no special powers
Rimbor	Ultra Boy	Superboy v1 #98, Jul 1962 (first mentioned)	Inhabitants generally have no special powers
Shanghalla			Cemetery planet for those who died heroic deaths
Sklar	Sklarian Raiders
Starhaven	Dawnstar		Inhabitants have fully functional feathered wings which allow them to travel through space
Talok VIII	Shadow Lass
Takron-Galtos			Primary prison planet in the United Planets
Tharr	Polar Boy	Adventure Comics #306, Mar 1963 (First appearance)	All inhabitants have the ability to project cold, typically in the form of ice or snow
Titan	Saturn Girl		A moon of Saturn. All inhabitants have telepathic powers
Trom	Element Lad		Entire population slain. Inhabitants had the power to transmute elements
Ventura			Also known as the Gambler's Planet
Weber's World			Artificial world used by the United Planets
Winath	Lightning Lad Light Lass		Inhabitants generally have no special powers
Xanthu	Star Boy	Adventure Comics #282 (first appearance)	Inhabitants generally have no special powers
Zerox	Mordru		Formerly the Gemworld
Zuun	Timber Wolf

Other Planets Visited

This section includes all other planets, moons, and star systems which made an appearance, and those worlds where an inhabitant or other artifact has made an appearance. The listed issue is the first appearance of that world; if no issue is listed, see the planet's own entry for further information.

• Altair - a world in the Altair star system whose inhabitants resemble pyramids. Adv. #308
• Althar - a world that has "Liquid Money" stored in the Space Bank. Adv. #309
• Amadus - home planet of Blockade Boy. Adv. #344
• Angtu - home planet of Mano. Adv. #353
• Arctoraan - home planet of Ambassador Jeryl. SB&LSH #249
• Asteroid X52 - location where Timber Wolf was nearly killed before he was "rescued" by Tyr. Superboy v1 #197
• Asteroid Z - location where Comet, the Super-Horse, was corralled and cared for by Supergirl. Adv. #293
• Avalon - a world similar to Orando where Mordru once set up base while regaining his power. LSH v2 #276
• Baaldur - home planet of Glorith. Adv. #338
• Barak - a world that has "Living Money" stored in the Space Bank. Adv. #309
• Brogg - a world of strange monsters. Adv. #305
• Brok - home planet of Zaryan the Conqueror. Adv. #304
• Canopus - a world in the Canopus star system whose inhabitants look like ants. Adv. #308
• Corvan IV - 4th world in the Corvan system, a frontier world which at one point had the Fatal Five as its ambassadors. SB&LSH #247
• Demros II - 2nd world in the Demros system, world where Dream Girl inaccurately foresaw the death of its president. Superboy v1 #220
• Doll World - a world where the inhabitants are small. Adv. #310
• Ekron - home planet of the Emerald Eye. Adv. #353
• Femnaz - home planet of Queen Azura, who hypnotized the female Legionnaires into turning against the male Legionnaires
• Ferno - home of a berserk lead monster. Adv. #301
• Geeqou - home planet of Apollo of the Devil's Dozen. Adv. #350
• "Gion-El" - planet visited while playing an initiation prank on Jimmy Olsen. Real name of planet unknown. Jimmy Olsen #72
• Graxl - planet whose star was replaced by Brande and the Legion. SB&LSH #237
• Grxyor - home planet of Antennae Boy. Inhabitants have antennae and giant ears. Adv. #305
• Grykk - home of a giant; buildings look like they are of Russian design. Adv. #301
• Hrynak - planet where plants grow into living animals. Adv. #311
• Htrae - the Bizarro World
• Hydra World - a world in which the inhabitants have three heads. Adv. #308
• Inshar - a world of giant flowers. Adv. #309
• Ikros - home planet of Nam'Lor, whose hyper-aura caused one of Duo Damsel's bodies to turn evil. Action v1 #380
• Janus - home planet of Double-Header. Adv. #323
• Jupiter - 5th planet of the Sol System, home planet of Vibrex
• Kar Zagas - planetoid where the Emerald Empress tried to recruit a criminal army. Superboy v1 #215
• Klorra - a world of giants. Superboy v1 #214
• Korbal - home of the Lightning Beasts
• Korr - planet which contains Sky City, holder of valuable comet jewels. Adv. #309
• Lahum - world where the Legion finds themselves between a dictator bent on conquering other worlds and the Dark Circle
• Lost World - an ancient planet capable of traveling through space by means of an enormous rocket engine. Adv. #314
• Lumbak -. Adv. #301
• Lupra - home planet of Color Kid. Adv. #342
• Lurna - home of Kryptonian flame-beasts (apparently transported there from Rokyn). Adv. #302
• Manna-5 - agricultural world where ERG-1 sacrificed himself
• Mardru - home planet of Chlorophyll Kid. Adv. #306
• Mars - 4th planet of the Sol System, site of the wedding of Bouncing Boy and Duo Damsel
• Mercury - 1st planet in the Sol System, home of disembodied creatures
• Mernl - home planet of the Trylop Council, which attempted to warn the Legion that someone would die fighting Zaryan the Conqueror. Adv. #304
• Minerstown - home planet of Bounty the bounty hunter. SB&LSH #234
• Mirage World - planet with "city of great phantoms". Hiding place of Ultra Boy when he was expelled from Legion. Adv. #316
• Monster World - a planet inhabited by dangerous beasts used by the Monster Master. Adv. #309
• Mordan - planet about to be destroyed whose inhabitants were evacuated by the Legion while fighting the Fatal Five. SB&LSH #231
• Murgador - planet saved by the Legion from the tyranny of the planet Thargg. Superboy v1 #220
• Murra - home planet of alien spies who tried to join and infiltrate the Legion
• Myar - the Alchemists' Planet; home world of Nemesis Kid. Adv. #346
• Nadir - other-dimensional world whose ruler pitted the Legion against the Wanderers
• Nyrvinia - world whose warriors kidnapped Jon Ross, son of the adult Pete Ross in the 20th century. DC Comics Presents #13
• Oomar - home of the addictive lotus fruit. Action v1 #378
• Oranz - a world illuminated by cold light globes. Adv. #307
• Pasnic - world where the Legion prevented a nuclear war between two opposing powers
• Phobos, a moon of Mars, where Beppo, the Super-Monkey, was living before being recruited for the Legion of Super-Pets. Adv. #293
• Pretzor - home planet of Command Kid, notable for its Taboo Island. Adv. #328
• Protean Planet - world inhabited by sentient protoplasmic shapeshifters
• Puppet Planetoid - place where extra-dimensional giants left their toys
• Quarantine World - medical planet where those with strange diseases go to get cured
• Rambat - home of the Brain Globes. Adv. #293
• Remor - world where Sden tried to trick the Legion into finding an artifact. Superboy v1 #230
• Seeris - world whose inhabitants, the Seerons, were protected by the Legion from invasion. Adv. #379
• Shwar - home planet of Stone Boy. Adv. #306
• Simballi - home planet of Plant Lad. Adv. #344
• Siria - home of the phantom beast. Adv. #308
• Skor - a planet of advanced science, where the nearly-dead can be revived. Adv. #312
• Somahtur - home planet of Infectious Lass. Inhabitants are carriers of a wide variety of diseases that do not affect them, and are able to direct individual diseases to others. Superboy v1 #201
• Superboy Planet - an artificial world originally constructed in Superboy's honor by super-heroes from many worlds. Adv. #267
• Taltar - matriarchal world whose ruler increases the powers of the female Legionnaires in an attempt to turn them against the males. Adv. #368
• Talus - asteroid where Uli Algor tried to destroy the Legion. Action v1 #386
• Tartarus - home planet of Prince Evillo. Adv. #350
• Thanagar - home planet of the famed Hawk Police in the 20th century. Superboy v1 #217
• Thanl - planet where the Legion of Super-Pets receives acclaim. Adv. #368
• Thargg - planet diverted from terrorizing the planet Murgador by the Legion. Superboy v1 #220
• Thaun - home planet of scientists who impersonated the Luck Lords. Adv. #343
• Thieves Planet - a notorious hideout for criminals from all over the galaxy. Adv. #308
• Thoron - in Earth-2's universe, home planet of Halk Kar (Earth-Two counterpart of Mon-El). Superman v1 #80
• Throon - planet where the Legion of Substitute Heroes rescued the Legion. Adv. #319
• Touston - home planet of Calamity King. Adv. #342
• Trevenon - home world of Sden. Superboy v1 #230
• Umrax - home of the United Planets' greatest treasures; gaseous atmosphere renders anyone unconscious. Adv. #303
• Vaalor - home planet of Nimbok, who is interred on Shanghalla. Adv. #341
• Vannar - home planet of Sun Woman, a super-powered tyrant. Adv. #315
• Vega System/Preboot#Pre-Crisis - home system of the Living Top
• Venegar - home planet of the Emerald Empress. Adv. #353
• Venus - 2nd planet of the Sol System. Home planet of Cosmic King. First appeared in a Legion story in Superman v1 #147
• Vruun - a world which attempted to colonize Earth millions of years ago, created the city of Atlantis
• Vuruna - an ocean world. Adv. #307
• Wondil IX - 9th planet of the Wondil system, colony world whose colonists included Bouncing Boy and Duo Damsel. SB&LSH #257
• Xalla - planet where a time-mirror may be found. Adv. #311
• Xandu - home of the Dazzle Gem. Adv. #301
• Xenn - a planet that was evacuated by the Legion. Adv. #318
• Xolnar - a planet that has currency in the Space Bank; home planet of Rainbow Girl. Adv. #309
• Xorma - home planet of Immune. SB&LSH #231
• Zentor - home planet of Questar. Superboy v1 #222
• Zyzan - home planet of aliens who tried to steal Earth's minerals after impersonating the Legion. Adv. #311

Unnamed planets

• Unnamed SBv1-86A, SBv1-86B - two asteroids "bound together by a delicate gravitational balance", where Luthor attacked Superboy with living Kryptonite men. Superboy v1 #86
• Unnamed ACT276A - meteor in a universe millions of light years from ours where Supergirl buries a large piece of Kryptonite. Action v1 #276
• Unnamed SBv1-89A - planetoid visited by Superboy and Mon-El. Superboy v1 #89
• Unnamed SMv1-147A - location of Legion of Super-Villains' headquarters. Superman v1 #147
• Unnamed ACT287A - populated planet completely destroyed by the Positive Man. Action v1 #287
• Unnamed ACT287B - home planet of the Positive Man and the Negative Creature, destroyed in the blast which created them both. Action v1 #287
• Unnamed ACT287C - home planet of a chameleon race, some of whom impersonated Legionnaires and tried to trick Supergirl. Action v1 #287
• Unnamed ACT287D - asteroid on which the chameleon men stranded the paralyzed Legionnaires they were impersonating. Action v1 #287
• Unnamed ADV305A - location of the element fluvium. Adv. #305
• Unnamed ADV306A - home planet of Tree Men who tried to invade Earth. Adv. #306
• Unnamed ADV307A - an uninhabited world of giant statues. Adv. #307
• Unnamed ADV308A - planetoid near the Thieves' Planet. Adv. #308
• Unnamed ADV309A - a rocky planet used as a temporary hiding place by the Monster Master. Adv. #309
• Unnamed ADV310A - planetoid created by Mask Man bearing an image of his face. Adv. #310
• Unnamed ADV310B - unpopulated rocky planet near the Mount Rushmore of Space where the Legionniares made their last stand against Mask Man. Adv. #310
• Unnamed ADV312A - a planet in galactic sector AB-213 ("at the farthest end of the galaxy") where its temporarily deceased inhabitants are revived by exposure to a blue sun. Adv. #312
• Unnamed ADV312B - the planet of the fabled Taroc beast, which dies and comes back to life. Adv. #312
• Unnamed ADV313A, ADV313B - two planets that were going to collide if not for the intervention of Superboy and Mon-El. Adv. #313
• Unnamed ADV313C - asteroid used by Satan Girl to escape from Supergirl. Adv. #313
• Unnamed ADV313D - a planet populated by intelligent and friendly creatures that bounce. Adv. #313
• Unnamed ADV315A - site of the Galactic Law Enforcement Convention. Adv. #315
• Unnamed ADV315B - asteroid where Fire Lad is tested for possible admission to the Legion. Adv. #315
• Unnamed ADV315C - asteroid where Stone Boy is tested for possible admission to the Legion. Adv. #315
• Unnamed ADV316A - planet where unnamed scientist placed minds of humans into monsters. Adv. #316
• Unnamed ADV316B - planet with rivers of fire. Adv. #316
• Unnamed ADV316C - planet covered with crystals. Adv. #316

Planets Mentioned But Not Seen

• Aarok - world listed on the interplanetary clock at Legion Headquarters. Adv. #312
• Arbro - home of the Tree-People, whose sun was so weakened that it couldn't create chlorophyl. Action v1 #287
• Brocz - world listed on the interplanetary clock at Legion Headquarters. Adv. #312
• Kando - world listed on the interplanetary clock at Legion Headquarters. Adv. #312
• Neptune - home planet of Ronn Kar. Adv. #314
• Nobla - world listed on the interplanetary clock at Legion Headquarters. Adv. #312
• Rambor - listed as homeworld of criminal Rann Varal, unclear if planet exists or was part of fabricated story Adv. #316
• Ring World - world shown on screen of [[Universe-monitor] at Legion Headquarters. Adv. #315
• Rokyn - planet on which the Kryptonian bottle city of Kandor was enlarged. Adv. #356
• Thar (as opposed to Tharr) - residents create "living paintings" Adv. #308, home of criminal Olen Jor Adv. #316
• Tree World - world shown on screen of [[Universe-monitor] at Legion Headquarters. Adv. #315
• Wind World - world shown on screen of [[Universe-monitor] at Legion Headquarters. Adv. #315
• Yar - world listed on the interplanetary clock at Legion Headquarters. Adv. #312
• Zanno - world listed on the interplanetary clock at Legion Headquarters. Adv. #312

Other Locations in Space

• 5th Dimension - home of Mxyzptlk V and Mxyzptlk 5, where all residents are imp-like beings who control magic. Adv. #310
• 10th Dimension - pathway by which the Legion escorted a team of Dominators en route to peace talks. Adv. #361
• Cosmic cloud - contains a hidden sun and planet. Adv. #313
• Dominion - portion of the galaxy controlled by the Dominators
• End of Time - location of the Time Trapper's citadel
• Galaxy 15702 - first galaxy known by the United Planets to be destroyed by the Sun-Eater. Adv. #352
• Interplanetary Post Office. Adv. #312
• Mount Rushmore of Space - a corridor in an asteroid field flanked by asteroids carved into the heads of famous people of the entire universe. Adv. #310
• Phantom Zone - First appearance in Adventure Comics #283 Apr 1961, first Legion affiliation in Superboy v1 #89, Jun 1961 (Mon-El) and Adventure Comics #293 (Legionnaires via Intra-dimensional lens)
• Rox-Url galaxy Adv. #309
• Space Sector Z-4437-3N - location of a false distress signal. Adv. #311

Unsorted worlds

• Aktar? Adv. #323
• Arbro
• Garf-Og? Adv. #323
• Mrynah
• Rainy Asteroid
• Rorbis
• Staryl - Home planet of Luma Lynai, whom Supergirl tries to match romantically with Superman. Although the Adult Legion appear in this story, they do not go to this planet or meet Luma.. Action v1 #289
• Toonar
• Vor