List below includes all largest pan-universe, polygalactic empires and intergovernmental alliances in current era, across known universe, based on space coverage and population. In general, EURAPAC superpowers - and star polities as a whole - are most expansive, while AMERICAN remains smallest. AFRICAN and NON-ALIGNED star powers are the most dense populated, compared to others. By the standard of known universe, however, intergovernmental alliance and superpower are more or less indifference, due to their sizes, populations, and the level of complexity in diversity and political background.
List of largest empires and alliances[]
| Rank | Empire | Population (googol) | Space sovereign coverage (star systems) | Capital system |
|---|---|---|---|---|
| - | Greater APAC Co-prosperity Sphere | Nearly infinity | 1/3 entire APAC sovereign | |
| - | Pan-EUROPA Ecumene | Nearly infinity | 1/3 entire EUROPA sovereign | |
| - | United AFRICAN Giganquadrantic Alliance | Nearly infinity | 1/2 entire AFRICA sovereign | |
| - | Grand Commonwealth of Sovereign NON-ALIGNED States | Nearly infinity | 1/2 entire NON-ALIGNED sovereign | |
| - | Conference for United AMERICAN States | Nearly infinity | 1/7 entire AMERICAN sovereign | |
| 1 |  - Confederation of Sovereign Asian Nations
|
996,911 | 9,973,239 x 109628 | Kreetassa |
| 2 |  - Yamato Multisolars Commune
|
980,638 | 9,907,802 x 109450 | Nanzou |
| 3 |  - European Alliance
|
989,420 | 9,236,105 x 108463 | Crown Cloud |
| 4 |  - Scandinavian Commondality
|
958,235 | 9,019,197 x 108003 | Aurigae |
 - Danish Core Federation
|
952,169 | 9,778,278 x 107768 | Refsstaoir | |
 - Middle Earth Nation
|
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 - Holy Federation of Danubia
|
943,383 | 9,442,881 x 107480 | Ichnaea Cloud | |
 - Mongol World Hegemony
|
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 - Greater Indian Republic
|
938,595 | 7,311,254 x 109796 | Upsilon Capella | |
 - Norwegian Coalition of Planets
|
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 - Indochina Commonwealth
|
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 - United German Confederation
|
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 - Central European Superstate
|
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 - Arabian Federation
|
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 - Worlds Imperium of Nova Britannia
|
761,220 | 6,008,573 x 107752 | Kentaurus Galaxy | |
 - Dorssia Military Pact Federation
|
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 - East Asian Coalition
|
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 - Oceanian Superstate
|
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 - Japan and Islands of Oceanian Republic
|
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 - Gran Turkestan Bloc
|
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 - Siberian Combine
|
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 - Maghreb Union
|
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 - Carpathian Star Republic
|
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 - Equatorial Union
|
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 - Fasinefu Star League
|
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 - Royal Technate of France
|
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 - Fuso Empire
|
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 - Fengshan Federation
|
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 - Dutch Interstellar Republic
|
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 - Geneva Confederation
|
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 - New Manchurian Alliance
|
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 - Hindi People's Assembly
|
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 - Confederation of Australasia
|
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 - Pacific Ocean Territories and American Treaty Organization
|
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 - New Korean Republic
|
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 - Central Asian Union
|
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 - Intermarium Commonwealth
|
693,227 googol | 5,886,672 x 107057 star systems | ||
 - Khmer Contingency
|
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 - Benelux Galactic Alignment
|
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 - Kybardas Sword Worlds
|
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 - Fiozapes Defensive System's Bloc
|
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 - Hai Binh Intergalactic Allied Federation
|
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 - Federal Albertsstrupa Cooperative
|
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 - Blumbach Union State
|
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 - Holy Federation of Persia
|
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 - Jarkhit Defensive Systems Bloc
|
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 - Eurasianpact
|