Quadrants

Large-scale general galactic division of space
Defined via two radial planes intersecting cylinder circumscribing the galaxy
- First plane intersects Sol, second plane perpendicular to first
- Spinward from Sol, quadrants are named as Alpha, Gamma, Delta, Beta
Alpha Quadrant
- Spinward quadrant to Sol
- Major known interstellar powers
  - c.600,000 ya: Shedai
  - c.214,000 BCE - 212,000 BCE: Mro
  - c.200,000 ya: Iconia
  - c.40th century BCE: Furies
  - - c. 13th century - c. 14th century: Menthar
  - - c. 13th century - c. 14th century: Promellia
  - c.19th century - Present: Cardassian Union
  - - 2151 - Present: Tholian Assembly
  - - 2155 - Present: Breen Confederacy
  - 2161 - Present: United Federation of Planets
Beta Quadrant
- Antispinward quadrant to Sol
- Major known interstellar powers
  - c.600,000 ya BCE: Tkon Empire
  - c.500,000 ya BCE: Arret Empire
  - c.200,000 ya: Iconia
  - c.40th century BCE: Furies
  - c.4th century - Present: Romulan Star Empire
  - c.14th century - Present: Klingon Empire
Gamma Quadrant
- Spinward quadrant to Alpha Quadrant
- Major known interstellar powers
  - c.200,000 ya: Iconia
  - c.30th millennium BCE: Verathan
  - c.4th century - Present: Dominion
Delta Quadrant
- Antispinward quadrant to Beta Quadrant
- Major known interstellar powers
  - c.20,000,000 ya - Present: Voth
  - c.200,000 ya: Iconia
  - c.45th century BCE - 2381: Borg Collective

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