Difference between revisions of "Megastructure"

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== Megastructure (Architecture) Synopsis ==
 
 
A '''Megastructure''' is a colossally-large structure built for various reasons, but usually for reasons of prestige or technical accomplishment.  
 
A '''Megastructure''' is a colossally-large structure built for various reasons, but usually for reasons of prestige or technical accomplishment.  
  
 +
---- 
 
''Megastructures'' have the following basic properties.  
 
''Megastructures'' have the following basic properties.  
 
* Megastructures can be built on planets or in open space.
 
* Megastructures can be built on planets or in open space.
* Megastructures are sophont-made.
+
* Megastructures are [[sophont]]-made.
 
* Megastructures are a product of technology.
 
* Megastructures are a product of technology.
 
* While some megastructures are static (fixed), others are mobile.
 
* While some megastructures are static (fixed), others are mobile.
 
* Megastructures are rare and often unique (They inspire awe), so modern [[starship]]s are ''not'' megastructures despite being the product of "megascale engineering," or "astro-engineering," and their often enormous size.  
 
* Megastructures are rare and often unique (They inspire awe), so modern [[starship]]s are ''not'' megastructures despite being the product of "megascale engineering," or "astro-engineering," and their often enormous size.  
** [[Starship]]s simply aren't rare in the [[Third Imperium]] or the rest of [[Charted Space]].  
+
** [[Starship]]s simply aren't that rare in the [[Third Imperium]] or the rest of [[Charted Space]].  
 
** Unique or noteworthy [[Starship]]s are noted elsewhere.
 
** Unique or noteworthy [[Starship]]s are noted elsewhere.
  
== Description ==
+
== Description (Specifications) ==
 
A '''Megastructure''' is a very large sophont-made object.  
 
A '''Megastructure''' is a very large sophont-made object.  
 
+
* The actual definition of a ''megastructure'' is highly disputed by Imperial scholars. Some only apply the term to especially large, tall, or otherwise impressive buildings while others only feel that the term should apply to enormous structures built in space such as [[Highport]]s. Others define a ''megastructure'' as a self-supporting artificial construction. And even others only feel that a ''megastructure'' should be qualified as a product of "megascale engineering" or "astro-engineering."
The actual definition of a ''megastructure'' is highly disputed by Imperial scholars. Some only apply the term to especially large or tall buildings while others only feel that the term should apply to enormous structures built in space such as [[Highport]]s. Others define a ''megastructure'' as a self-supporting artificial construction. And even others only feel that a ''megastructure'' should be qualified as a product of "megascale engineering" or "astro-engineering."
+
* Whatever a megastructure actually is, they are tremendously impressive, and modern, interstellar states (polities) often build megastructures for prestige or to achieve impressive engineering or technical goals.
 
 
Whatever a megastructure is, they are tremendously impressive, and modern, interstellar states (polities) often build megastructures for prestige or to achieve impressive engineering or technical goals.
 
  
 
== History & Background (Dossier) ==
 
== History & Background (Dossier) ==
 
Megastructures can be built a early as TL-1, but these early constructions are not very impressive compared to later megastructures.  
 
Megastructures can be built a early as TL-1, but these early constructions are not very impressive compared to later megastructures.  
  
 +
=== Historical [[Terran]] Megastructures ===
 
Some of the first megastructures built on [[Terra]] (Earth or Sol System) in ancient times were called the "Wonders of the World."  
 
Some of the first megastructures built on [[Terra]] (Earth or Sol System) in ancient times were called the "Wonders of the World."  
  
 
These included:
 
These included:
* 1. A Garden Ziggurat
+
* 1. A Garden Ziggurat (a sort of stepped pyramid)
 
* 2. A Gigantic Lighthouse
 
* 2. A Gigantic Lighthouse
 
* 3. A Gigantic Statue
 
* 3. A Gigantic Statue
Line 34: Line 33:
 
Many of the ancient [[Terran]] megastructures were later destroyed in the incessant conflicts that characterize early [[Terran]] history.
 
Many of the ancient [[Terran]] megastructures were later destroyed in the incessant conflicts that characterize early [[Terran]] history.
  
== Megastructure Representative Types ==
+
=== Megastructure Representative Types ===
 
Megastructures are mostly commonly built on terrestrial planets or in space.  
 
Megastructures are mostly commonly built on terrestrial planets or in space.  
 
* Some structures are not built on terrestrial planets, but are still entered into the ''Terrestrial (Planetary) Megastructures'' category.
 
* Some structures are not built on terrestrial planets, but are still entered into the ''Terrestrial (Planetary) Megastructures'' category.
Line 40: Line 39:
  
 
All entries also indicate the [[Technology level|Tech Level]] that was required to build the structure.  
 
All entries also indicate the [[Technology level|Tech Level]] that was required to build the structure.  
* For structures using a [[Technology level|Tech Level]] above the (TL-15) capability of the [[Third Imperium]], this TL rating is often estimated.
+
* For structures using a [[Technology level|Tech Level]] above the (TL-15) capability of the [[Third Imperium]], this TL rating is often estimated, so such TL projections cannot be considered accurate.
  
 
Some entries are marked in a '''bold''' font.  
 
Some entries are marked in a '''bold''' font.  
Line 47: Line 46:
 
* These entries also typically indicate the location of the unique structure with the preposition "at". (i.e. '''The [[Ancients]] [[Ringworld]] at [[Leenitakot (world)|Leenitakot]]''').
 
* These entries also typically indicate the location of the unique structure with the preposition "at". (i.e. '''The [[Ancients]] [[Ringworld]] at [[Leenitakot (world)|Leenitakot]]''').
  
=== Terrestrial (Planetary) Megastructures ===
+
==== Terrestrial (Planetary) Megastructures ====
 
Some kinds of terrestrial megastructures include:
 
Some kinds of terrestrial megastructures include:
  
 
* Commercial Megastructures
 
* Commercial Megastructures
 +
** [[Lowport]]s (TL-9+) (Surface Spaceports)
 
** [[Beanstalk]] (TL-10+) (AKA '''[[wikipedia:Space elevator|Space Elevator]]''', '''Orbital Elevator''', or '''Orbital Beanstalk''')
 
** [[Beanstalk]] (TL-10+) (AKA '''[[wikipedia:Space elevator|Space Elevator]]''', '''Orbital Elevator''', or '''Orbital Beanstalk''')
*** '''The [[Beanstalk]] of {{World|Gateway (Da 1331)|Dagudashaag|Argi|1331}}''' (TL-10+)
+
*** '''The [[Beanstalk]] of {{WorldS|Gateway (Da 1331)|Dagudashaag|Argi|1331}}''' (TL-10+)
*** [[Space Elevator]] or Beanstalk (TL-10+)
+
*** '''The [[Beanstalk]] of {{WorldS|Shigkhu|Dagudashaag|Iiradu|2605}}''' (TL-10+)
*** Skyhook (Tl-10+)
+
*** '''The [[Beanstalk|Space Elevator]] of {{World|Yggdrasil|Trojan Reach|Yggdrasil|0815}}''' (TL-10+)  
*** Space Fountain (TL-13+)
+
** Skyhook (Tl-10+)
** [[Lowport]]s (TL-9+) (Surface Spaceports)
+
** [[Space Elevator]] or Beanstalk (TL-10+)
 +
** Space Fountain (TL-13+)
 
** Please see '''Megastructures in Space (Vacuum)''' for [[Highport]]s (Space-based Spaceports).
 
** Please see '''Megastructures in Space (Vacuum)''' for [[Highport]]s (Space-based Spaceports).
  
 
* Habitation (Residential) Infrastructure (TL-1+)
 
* Habitation (Residential) Infrastructure (TL-1+)
 +
** Underground Cities (TL-4+)
 +
** [[Skycraper]]s (TL-6+)
 +
*** Domed Cities (TL-7+) (Sealed City)
 +
**** '''The Domed Cities of {{World|Arna|Dagudashaag|Iiradu|2601}}''' (TL-7+)
 +
**** '''The Eco-domes of {{World|Ekhor|Dagudashaag|Zeda|0227}}''' (TL-7+)
 
** [[Arcology]] (Also known as "Hyperstructures") (TL-9+)
 
** [[Arcology]] (Also known as "Hyperstructures") (TL-9+)
 
*** '''The Arcologies of [[Azun (world)|Azun]]''' (TL-9+)
 
*** '''The Arcologies of [[Azun (world)|Azun]]''' (TL-9+)
 
*** '''The Arcologies of [[Cronor (world)|Cronor]]''' (TL-9+)
 
*** '''The Arcologies of [[Cronor (world)|Cronor]]''' (TL-9+)
 
*** '''The Arcologies of [[Irap (world)|Irap]]''' (TL-9+)
 
*** '''The Arcologies of [[Irap (world)|Irap]]''' (TL-9+)
*** '''The Pylon Cities of [[Bellerophon (world)|Bellerophon]]''' (TL-9+ [[Arcology]])
 
 
*** '''The Super-reinforced Arcologies of the [[Gl'lu]]''' (TL-9+)
 
*** '''The Super-reinforced Arcologies of the [[Gl'lu]]''' (TL-9+)
** Floating Cities (TL-13+)
+
*** '''The Arcologies of [[Lurammish (world)|Lurammish]]''' (TL-9+)
*** '''The Grav Cities of [[Vincennes (De 1122) (world)]]''' (TL-13+)
+
*** '''The Arcologies of [[Narya (world)|Narya]]''' (TL-9+)
 
** Megacity (TL-10+)
 
** Megacity (TL-10+)
 
*** '''The Vargr Megacity at {{World|Taknarkag|Gvurrdon|Kfan Uzagou|0630}}''' (TL-10+)
 
*** '''The Vargr Megacity at {{World|Taknarkag|Gvurrdon|Kfan Uzagou|0630}}''' (TL-10+)
*** Domed Cities (TL-7+) (Sealed City)
 
**** '''The Domed Cities of {{World|Arna|Dagudashaag|Iiradu|2601}}''' (TL-7+)
 
**** '''The Eco-domes of {{World|Ekhor|Dagudashaag|Zeda|0227}}''' (TL-7+)
 
 
*** Habitation Dome or Dome/hab (TL-10+) (Protected Environment)
 
*** Habitation Dome or Dome/hab (TL-10+) (Protected Environment)
 
**** '''The Hab Domes of [[Namidshur (world)]]''' (TL-10+)
 
**** '''The Hab Domes of [[Namidshur (world)]]''' (TL-10+)
 
** [[Megascraper]]s (TL-10+)
 
** [[Megascraper]]s (TL-10+)
 +
*** '''The Pylon Cities of [[Bellerophon (world)|Bellerophon]]''' (TL-9+)
 
*** '''The [[Moot Spire]] of the [[Third Imperium]]''' (TL-10+)
 
*** '''The [[Moot Spire]] of the [[Third Imperium]]''' (TL-10+)
 
*** [[Vertical Farm Tower]]s (TL-10+)
 
*** [[Vertical Farm Tower]]s (TL-10+)
 
** Megaships (Seagoing Cities) (TL-10+)
 
** Megaships (Seagoing Cities) (TL-10+)
*** '''The [[Makranii]] (Ship Cities) of {{World|Dawn (De 1336)|Deneb|Zeng|1336}}''' (TL-10+)
+
*** '''The [[Makranii]] (Ship Cities) of [[Dawn (De 1336) (world)|Dawn (De 1336)]]''' (TL-10+)
** [[Skycraper]]s (TL-6+)
+
*** '''The City ships of [[Mer (world)|Mer]]''' (TL-10+)
** Underground Cities (TL-4+)
 
 
** Under-ice Cities (TL-10+)  
 
** Under-ice Cities (TL-10+)  
 +
*** '''The Ice Cities of [[Geka (world)|Geka]]''' (TL-13+)
 
** Undersea Cities (TL-10+)
 
** Undersea Cities (TL-10+)
 
*** '''The Colony Domes of {{World|Sarrad|Reaver's Deep|Drexilthar|2129}}''' (TL-10+)
 
*** '''The Colony Domes of {{World|Sarrad|Reaver's Deep|Drexilthar|2129}}''' (TL-10+)
Line 89: Line 92:
 
*** '''The Sea-bottom Complexes of [[Bellerophon (world)|Bellerophon]]''' (TL-10+)
 
*** '''The Sea-bottom Complexes of [[Bellerophon (world)|Bellerophon]]''' (TL-10+)
 
*** '''The Shoal Ocean Metroplexes of [[Vincennes (De 1122) (world)]]''' (TL-10+)
 
*** '''The Shoal Ocean Metroplexes of [[Vincennes (De 1122) (world)]]''' (TL-10+)
 +
** Floating Cities (TL-13+)
 +
*** '''The Grav Cities of [[Vincennes (De 1122) (world)]]''' (TL-13+)
 
** [[Xenoempathy Dome]] (TL-16+)
 
** [[Xenoempathy Dome]] (TL-16+)
  
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* Military Infrastructure (TL-1+)
 
* Military Infrastructure (TL-1+)
 +
** Planetary Defense [[Meson Gun]] Emplacements (TL-11+)
 
** Defensive Megastructures (Great Walls, etc.) (TL-2+)
 
** Defensive Megastructures (Great Walls, etc.) (TL-2+)
** Planetary Defense [[Meson Gun]] Emplacements (TL-11+)
 
  
 
* National Prestige Megastructures (TL-1+)
 
* National Prestige Megastructures (TL-1+)
 +
** [[Pyramid]]s (TL-1+)
 +
*** [[Ziggurat]]s (TL-1+)
 
** '''The [[Consortium Trinary]] of the [[Third Imperium]]'''
 
** '''The [[Consortium Trinary]] of the [[Third Imperium]]'''
 
** '''The [[Imperial Palace]] of the [[Third Imperium]]''' (TL-9+)
 
** '''The [[Imperial Palace]] of the [[Third Imperium]]''' (TL-9+)
** [[Pyramid]]s (TL-1+)
 
*** [[Ziggurat]]s (TL-1+)
 
  
 
* Planetary Communications System (TL-7+)
 
* Planetary Communications System (TL-7+)
Line 113: Line 118:
 
* Power (Energy) Infrastructure (TL-4+) (Planetary Power Generation & Distribution System))
 
* Power (Energy) Infrastructure (TL-4+) (Planetary Power Generation & Distribution System))
 
** Planetary Energy Grid (TL-4+)
 
** Planetary Energy Grid (TL-4+)
** [[Bulk Matter Transmitter]] (TL-20+)
+
** [[Hydroelectric Power Plant]]s (TL-4+)
 
** [[Core Tap]]s Geothermal Power Plants or Thermal Boreholes (TL-10+)
 
** [[Core Tap]]s Geothermal Power Plants or Thermal Boreholes (TL-10+)
** [[Hydroelectric Power Plant]]s (TL-4+)
+
** [[Thermocline Transducer]] Power Plant (TL-13+)
 
** Quantum Converter Complex (TL-19+)
 
** Quantum Converter Complex (TL-19+)
** [[Thermocline Transducer]] Power Plant (TL-13+)
+
** [[Bulk Matter Transmitter]] (TL-20+)
  
 
* Planetary Transit System (TL-4+)
 
* Planetary Transit System (TL-4+)
 
** [[Downport]]s ([[Starport]]s) (TL-7+)
 
** [[Downport]]s ([[Starport]]s) (TL-7+)
** Gravity Train (TL-13+)
+
** [[Hyperloop]] (TL-10+)
 
** [[Subsea Trunkline]] System (TL-10+)
 
** [[Subsea Trunkline]] System (TL-10+)
 
** Trans-Global Highway (TL-10+)
 
** Trans-Global Highway (TL-10+)
 +
** [[Gravity Train]] (TL-13+)
  
 
* Science (Research) Infrastructure (TL-4+)
 
* Science (Research) Infrastructure (TL-4+)
 
** [[Supercollider]] (TL-7+)
 
** [[Supercollider]] (TL-7+)
  
=== Megastructures in Space (Vacuum) ===
+
* Weather Control (Climate Control) Infrastructure (TL-10+)
 +
** Atmospheric Scrubbers (TL-8+)
 +
** Cloud Seeding (TL-8+)
 +
** '''The Pesta-wasakeswasa (Weather Control Installations) of [[Wesaswek (world)|Wesaswek]]''' (TL-10+)
 +
 
 +
==== Megastructures in Space (Vacuum) ====
 
Some kinds of megastructures, located in space, include:
 
Some kinds of megastructures, located in space, include:
  
 
* [[Artificial World]]s (TL-16+)
 
* [[Artificial World]]s (TL-16+)
 
** [[Mobile Artificial World]]s (TL-19+)
 
** [[Mobile Artificial World]]s (TL-19+)
*** '''The Billion-ton Mobile Planetoids of the [[Lurent]]'''  
+
** '''The Billion-ton Mobile Planetoids of the [[Lurent]]'''  
 +
** [[Sphereworld]]s (TL-20+)
 +
*** See [[Dyson sphere]] under "Stellar-Scale Megastructures" in this entry.
 
** [[Ringworld]]s (TL-25+)
 
** [[Ringworld]]s (TL-25+)
 
*** '''The [[Ancients]] [[Ringworld]] at {{World|Leenitakot|Hinterworlds|Kandra|1432}}''' (Partially-built or Unfinished)
 
*** '''The [[Ancients]] [[Ringworld]] at {{World|Leenitakot|Hinterworlds|Kandra|1432}}''' (Partially-built or Unfinished)
 
*** '''The [[Northstar (world)|Northstar]] [[Ringworld]] of [[The Beyond Sector|Beyond]] Sector.  
 
*** '''The [[Northstar (world)|Northstar]] [[Ringworld]] of [[The Beyond Sector|Beyond]] Sector.  
** [[Sphereworld]]s (TL-20+)
 
*** See [[Dyson sphere]] under "Stellar-Scale Megastructures" in this entry.
 
  
 
* Galactic-Scale Megastructures
 
* Galactic-Scale Megastructures
 
** '''The [[Galactic Stock Exchange]] of the [[Third Imperium]]'''
 
** '''The [[Galactic Stock Exchange]] of the [[Third Imperium]]'''
 +
** '''[[X-Boat]] System of the [[Third Imperium]]'''
 
** '''The [[Longbow]] (Long Baseline Observation Window) Project of the [[Third Imperium]]''' (TL-15+)
 
** '''The [[Longbow]] (Long Baseline Observation Window) Project of the [[Third Imperium]]''' (TL-15+)
** '''[[X-Boat]] System of the [[Third Imperium]]'''
 
  
 
* Planetary-Scale Megastructures
 
* Planetary-Scale Megastructures
Line 154: Line 165:
  
 
* [[Space Station]]s or Orbitals (TL-9+)
 
* [[Space Station]]s or Orbitals (TL-9+)
 +
** Lagrangian [[Space Station]]s (TL-9+)
 +
** [[Highport]]s (TL-10+) ([[Orbital Complexes]])
 
** [[Deep Space Habitat]] (TL-13+)
 
** [[Deep Space Habitat]] (TL-13+)
 
*** '''The Space Cities (Manned Habitats) of {{World|Enrique|Massilia|Keum|0212}}''' (TL-13+)
 
*** '''The Space Cities (Manned Habitats) of {{World|Enrique|Massilia|Keum|0212}}''' (TL-13+)
 
*** '''The Space Cities of [[Vincennes (De 1122) (world)]]''' (TL-13+)
 
*** '''The Space Cities of [[Vincennes (De 1122) (world)]]''' (TL-13+)
** [[Highport]]s (TL-10+) ([[Orbital Complexes]])
 
** Lagrangian [[Space Station]]s (TL-9+)
 
  
 
* Stellar-Scale Megastructures
 
* Stellar-Scale Megastructures
 +
** [[Jupiter Brian]] (TL-23+)
 +
** [[Matrioshka Brain]] (TL-23+)
 +
** [[Starlifting]] (Stellar Engine) or [[Shkadov Thruster]]s (TL-25+)
 
** [[Alderson Disk]] (TL-25+)
 
** [[Alderson Disk]] (TL-25+)
 
** [[Dyson Sphere]]s (TL-27+) ["Sphereworld"]
 
** [[Dyson Sphere]]s (TL-27+) ["Sphereworld"]
 
*** '''The [[Ancients]] [[Dyson Sphere|Sphereworld]] of {{WorldS|Sphere|Nooq|3201}} inhabited by the [[Inheritors]]'''
 
*** '''The [[Ancients]] [[Dyson Sphere|Sphereworld]] of {{WorldS|Sphere|Nooq|3201}} inhabited by the [[Inheritors]]'''
** [[Jupiter Brian]] (TL-23+)
 
** [[Matrioshka Brain]] (TL-23+)
 
** [[Starlifting]] (Stellar Engine) or [[Shkadov Thruster]]s (TL-25+)
 
  
 
* System-Scale Megastructures
 
* System-Scale Megastructures
Line 176: Line 187:
 
** [[Ecumenopolis]] or City World (TL-13+)
 
** [[Ecumenopolis]] or City World (TL-13+)
 
*** {{World|Irap|Zarushagar|Oasis|2630}}
 
*** {{World|Irap|Zarushagar|Oasis|2630}}
 +
*** {{World|Tobia|Trojan Reach|Tobia|3215}}
 
** [[Ergostásiopolis]] or Factory World (Industrial [In] World) (TL-13+)
 
** [[Ergostásiopolis]] or Factory World (Industrial [In] World) (TL-13+)
 
** [[Topopolis]] or Deep Space City (TL-25+)
 
** [[Topopolis]] or Deep Space City (TL-25+)
 +
 +
== Worlds & Sectors ([[Astrography]]) ==
 +
No information yet available.
 +
 +
=== World Listing: 1116 ===
 +
There are known [[Megastructure]]s located in the following systems and on the following worlds:
 +
{{ClusterWorlds2}}
  
 
== References & Contributors (Resources) ==
 
== References & Contributors (Resources) ==
 +
{{Detail}}
 
{{Sources
 
{{Sources
 
|S1= {{CT}} [[Nomads of the World Ocean|Adventure 9: Nomads of the World Ocean]] (Seagoing & Undersea Cities)
 
|S1= {{CT}} [[Nomads of the World Ocean|Adventure 9: Nomads of the World Ocean]] (Seagoing & Undersea Cities)
Line 188: Line 208:
 
|S7= [[MegaTraveller]] [[Imperial Encyclopedia]]  
 
|S7= [[MegaTraveller]] [[Imperial Encyclopedia]]  
 
|S8= [[MegaTraveller]] [[Rebellion Sourcebook]]  
 
|S8= [[MegaTraveller]] [[Rebellion Sourcebook]]  
|S9= Periodical: {{JTASref|23}}
+
|S9= Periodical: {{CT}} {{JTASref|23}}
|S10= 'Orbital Complexes' {{TDref|1}}
+
|S10= Article: 'Orbital Complexes' {{TDref|1}}
 
|S11= Author & Contributor: Lord and Master of Sophontology (Marquis) [[User:Maksim-Smelchak|Maksim-Smelchak]] of the [[Ministry of Science]]
 
|S11= Author & Contributor: Lord and Master of Sophontology (Marquis) [[User:Maksim-Smelchak|Maksim-Smelchak]] of the [[Ministry of Science]]
 
|S12=  
 
|S12=  
Line 196: Line 216:
  
 
[[Category:Needs Work]]
 
[[Category:Needs Work]]
{{LE|Architecture|Technology}}
+
{{LE|Architecture|Charted Space|Technology}}

Revision as of 12:31, 1 February 2017

A Megastructure is a colossally-large structure built for various reasons, but usually for reasons of prestige or technical accomplishment.


Megastructures have the following basic properties.

  • Megastructures can be built on planets or in open space.
  • Megastructures are sophont-made.
  • Megastructures are a product of technology.
  • While some megastructures are static (fixed), others are mobile.
  • Megastructures are rare and often unique (They inspire awe), so modern starships are not megastructures despite being the product of "megascale engineering," or "astro-engineering," and their often enormous size.

Description (Specifications)

A Megastructure is a very large sophont-made object.

  • The actual definition of a megastructure is highly disputed by Imperial scholars. Some only apply the term to especially large, tall, or otherwise impressive buildings while others only feel that the term should apply to enormous structures built in space such as Highports. Others define a megastructure as a self-supporting artificial construction. And even others only feel that a megastructure should be qualified as a product of "megascale engineering" or "astro-engineering."
  • Whatever a megastructure actually is, they are tremendously impressive, and modern, interstellar states (polities) often build megastructures for prestige or to achieve impressive engineering or technical goals.

History & Background (Dossier)

Megastructures can be built a early as TL-1, but these early constructions are not very impressive compared to later megastructures.

Historical Terran Megastructures

Some of the first megastructures built on Terra (Earth or Sol System) in ancient times were called the "Wonders of the World."

These included:

  • 1. A Garden Ziggurat (a sort of stepped pyramid)
  • 2. A Gigantic Lighthouse
  • 3. A Gigantic Statue
  • 4. A Gigantic Temple
  • 5. A Gigantic Tomb
  • 6. A Great Wall
  • 7. Several Pyramids

Many of the ancient Terran megastructures were later destroyed in the incessant conflicts that characterize early Terran history.

Megastructure Representative Types

Megastructures are mostly commonly built on terrestrial planets or in space.

  • Some structures are not built on terrestrial planets, but are still entered into the Terrestrial (Planetary) Megastructures category.
  • Some of these structures might be located on inhabitable moons, or non-terrestrial planets.

All entries also indicate the Tech Level that was required to build the structure.

  • For structures using a Tech Level above the (TL-15) capability of the Third Imperium, this TL rating is often estimated, so such TL projections cannot be considered accurate.

Some entries are marked in a bold font.

  • These entries represent unique structures or structures specific to Charted Space.
  • These unique structures, whenever possible, indicate the builder and/or owner with the preposition "of". (i.e. The Moot Spire of the Third Imperium)
  • These entries also typically indicate the location of the unique structure with the preposition "at". (i.e. The Ancients Ringworld at Leenitakot).

Terrestrial (Planetary) Megastructures

Some kinds of terrestrial megastructures include:

  • Manufacturing (Industry) Infrastructure (TL-4+)
    • Planetary Nanofac Network (TL-19+)
  • Military Infrastructure (TL-1+)
    • Planetary Defense Meson Gun Emplacements (TL-11+)
    • Defensive Megastructures (Great Walls, etc.) (TL-2+)
  • Planetary Communications System (TL-7+)
    • Ansible (TL-19+) (FTL Communications System)
  • Weather Control (Climate Control) Infrastructure (TL-10+)
    • Atmospheric Scrubbers (TL-8+)
    • Cloud Seeding (TL-8+)
    • The Pesta-wasakeswasa (Weather Control Installations) of Wesaswek (TL-10+)

Megastructures in Space (Vacuum)

Some kinds of megastructures, located in space, include:

  • Planetary-Scale Megastructures
    • None known.

Worlds & Sectors (Astrography)

No information yet available.

World Listing: 1116

There are known Megastructures located in the following systems and on the following worlds:

47 of 47 World articles in Megastructure
Afeakter  •  Arkiirkii  •  Azun  •  Banasdan  •  Bellerophon  •  Capital  •  Chronor  •  Dawn (De 1336)  •  Drinax  •  Ekhor  •  Enrique  •  Forine  •  Gateway (Da 1331)  •  Geka  •  Harlequin  •  Irap  •  Irshe  •  Kanorb  •  Kubishush  •  Kukulcan  •  Leenitakot  •  Lilad  •  Lurammish  •  Maelstrom (De 2522)  •  Mainserai  •  Mer  •  Mondome  •  Mora  •  Muan Gwi  •  Namidshur  •  Narya  •  Northstar  •  Platon  •  Sarrad  •  Serpent's Reach  •  Shigkhu  •  Shudusham  •  Sphere  •  Taknarkag  •  Tireen  •  Tobia  •  Vard  •  Varen's Planet  •  Vincennes (De 1122)  •  Vland  •  Yaskoyloyt  •  Yggdrasil  •  
startbacknext(47 listed)


References & Contributors (Resources)

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This list of sources was used by the Traveller Wiki Editorial Team and individual contributors to compose this article. Copyrighted material is used under license from Far Future Enterprises or by permission of the author. The page history lists all of the contributions.