Regulus

• Also known as Alpha Leonis
• Quaternary system
  • Regulus A chief primary, orbited by white dwarf
    • Upon death of Regulus A primary, Regulus A swelled to blue giant (TOS Novel: The Captain's Oath)
      • Innermost planets vaporized (TOS Novel: The Captain's Oath)
      • More distant rocky worlds became habitable (TOS Novel: The Captain's Oath)
        • Sudden ecological shift resulted in accelerated evolution (TOS Novel: The Captain's Oath)
  • Regulus BC binary pair orbiting at extreme distance
• In the Beta Quadrant near the Federation/Klingon/Romulan triborder, within Regulus Sector (TOS Novel: Ex Machina)
  • About 16 parsecs from Rasalas; three days at warp 6 (OS) (TOS Novel: The Captain's Oath)
• Starbase 22 in stellar orbit (TOS Novel: Ex Machina; Ex Machina annotations)
• Unrelated to the Regulus approximately 300 light years from core territories except by name
• System's worlds became habitable upon

Political Structure

• Capital city: Unknown city, Regulus III (TOS Novel: The Captain's Oath)
• Nation
  • - c.21th century - c.22nd century - : Independent (TOS Novel: The Captain's Oath)
    • Confederacy of Vulcan protectorate (TOS Novel: The Captain's Oath)
  • - 2254 - Present: United Federation of Planets (TOS: "The Cage", "Amok Time"; TOS Novel: The Captain's Oath; DS9: "Fascination")
• Military: Regulan Defense Force (TOS Novel: The Captain's Oath)
  • Founded prior to [[Starfleet] (TOS Novel: The Captain's Oath)
• Legislature: Central Council (TOS Novel: The Captain's Oath)
  • Representatives from each world (TOS Novel: The Captain's Oath)
    • Regulus I and II share a representative (TOS Novel: The Captain's Oath)

Known Planets

• Hearthside (Regulus I)
• Regulus II
• Regulus III
• Regulus V
• Regulus VI

Stellar Data

• ISDB
• Wikipedia
• SIMBAD