Star system
50 Upsilon-1 Eridani
Economy
Colony / Refinery
Government
Patronage
Allegiance
Empire
Star type
Class K star (orange giant) Scoopable
Coordinates
73.09 / -83.63 / -61.72
Permit required
No
Powerplay
Exploited
Powers
Arissa Lavigny-Duval (Controlling)
︎ 50 Upsilon-1 Eridani A - Class K star (orange giant)
Body distance-Solar masses0.5273Solar radius0.7206︎ 50 Upsilon-1 Eridani B - Class L star (brown dwarf)
Body distance133 LsSolar masses0.1758Solar radius0.3119︎ 50 Upsilon-1 Eridani B 2 - Metal-rich body Landable
Body distance114 LsEarth masses0.0019Radius657 kmGravity0.18 gSurface temperature1,390 K (1,117°C/2,043°F)Surface pressure0.00 atmVolcanismMinor Metallic magmaAtmosphereTerraforming︎ Yttrium: 2.1%︎ Mercury: 1.5%︎ Tungsten: 1.9%︎ Chromium: 15.5%︎ Manganese: 14.3%︎ Zirconium: 4.0%︎ Iron: 34.6%︎ Nickel: 26.1%︎ 50 Upsilon-1 Eridani B 1 - Metal-rich body Landable
Body distance124 LsEarth masses0.0013Radius579 kmGravity0.15 gSurface temperature1,475 K (1,202°C/2,195°F)Surface pressure0.00 atmVolcanismSilicate vapour geysersAtmosphereTerraforming︎ Yttrium: 2.0%︎ Cadmium: 2.7%︎ Molybdenum: 2.2%︎ Chromium: 15.4%︎ Vanadium: 8.4%︎ Zinc: 9.3%︎ Iron: 34.2%︎ Nickel: 25.8%︎ 50 Upsilon-1 Eridani B 3 - Metal-rich body Landable
Body distance134 LsEarth masses0.0015Radius612 kmGravity0.16 gSurface temperature1,297 K (1,024°C/1,876°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Ruthenium: 2.4%︎ Molybdenum: 2.5%︎ Tin: 2.6%︎ Chromium: 17.5%︎ Germanium: 1.8%︎ Zirconium: 4.5%︎ Iron: 39.0%︎ Nickel: 29.5%︎ 50 Upsilon-1 Eridani AB 1 - High metal content world
Body distance463 LsEarth masses2.0370Radius7,456 kmGravity1.49 gSurface temperature1,724 K (1,451°C/2,643°F)Surface pressure297.31 atmVolcanismAtmosphereHot Thick Carbon dioxideTerraforming︎ 50 Upsilon-1 Eridani AB 1 a - Rocky body Landable
Body distance461 LsEarth masses0.1713Radius3,718 kmGravity0.50 gSurface temperature521 K (247°C/477°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Technetium: 0.7%︎ Molybdenum: 1.3%︎ Tungsten: 1.1%︎ Manganese: 8.3%︎ Vanadium: 4.9%︎ Zinc: 5.5%︎ Carbon: 15.1%︎ Iron: 20.1%︎ Nickel: 15.2%︎ Phosphorus: 9.7%︎ Sulphur: 18.0%︎ 50 Upsilon-1 Eridani AB 2 - High metal content world
Body distance762 LsEarth masses1.0296Radius6,135 kmGravity1.11 gSurface temperature1,261 K (988°C/1,811°F)Surface pressure155.60 atmVolcanismAtmosphereHot Thick Carbon dioxideTerraforming︎ 50 Upsilon-1 Eridani AB 3 - Class III gas giant
Body distance1,403 LsEarth masses654.8900Radius76,702 kmGravity4.52 gSurface temperature404 K (131°C/268°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ 50 Upsilon-1 Eridani AB 3 c - Rocky body Landable
Body distance1,401 LsEarth masses0.0059Radius1,268 kmGravity0.15 gSurface temperature328 K (55°C/130°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Polonium: 0.5%︎ Cadmium: 1.6%︎ Mercury: 0.9%︎ Germanium: 5.9%︎ Zinc: 5.5%︎ Zirconium: 2.4%︎ Carbon: 16.8%︎ Iron: 20.4%︎ Nickel: 15.4%︎ Phosphorus: 10.7%︎ Sulphur: 19.9%︎ 50 Upsilon-1 Eridani AB 3 b - Rocky body Landable
Body distance1,402 LsEarth masses0.0028Radius988 kmGravity0.12 gSurface temperature333 K (60°C/140°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Ruthenium: 1.3%︎ Selenium: 3.2%︎ Niobium: 1.4%︎ Tin: 1.2%︎ Arsenic: 2.7%︎ Vanadium: 5.1%︎ Carbon: 17.1%︎ Iron: 20.8%︎ Nickel: 15.7%︎ Phosphorus: 11.0%︎ Sulphur: 20.4%︎ 50 Upsilon-1 Eridani AB 3 a - Rocky body Landable
Body distance1,403 LsEarth masses0.0026Radius966 kmGravity0.11 gSurface temperature337 K (64°C/147°F)Surface pressure0.00 atmVolcanismMinor Silicate vapour geysersAtmosphereTerraforming︎ Yttrium: 1.1%︎ Tin: 1.1%︎ Tungsten: 1.0%︎ Arsenic: 2.5%︎ Chromium: 8.6%︎ Manganese: 7.9%︎ Carbon: 15.7%︎ Iron: 19.0%︎ Nickel: 14.4%︎ Phosphorus: 10.0%︎ Sulphur: 18.6%︎ 50 Upsilon-1 Eridani AB 3 d - Rocky body Landable
Body distance1,409 LsEarth masses0.0091Radius1,457 kmGravity0.17 gSurface temperature322 K (49°C/120°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Yttrium: 1.1%︎ Niobium: 1.3%︎ Tungsten: 1.0%︎ Chromium: 8.3%︎ Germanium: 5.3%︎ Manganese: 7.6%︎ Carbon: 15.2%︎ Iron: 18.5%︎ Nickel: 14.0%︎ Phosphorus: 9.7%︎ Sulphur: 18.1%︎ 50 Upsilon-1 Eridani AB 4 - High metal content world
Body distance1,407 LsEarth masses1.3940Radius6,710 kmGravity1.26 gSurface temperature1,005 K (732°C/1,349°F)Surface pressure223.67 atmVolcanismMinor Rocky magmaAtmosphereHot Thick Carbon dioxideTerraforming︎ 50 Upsilon-1 Eridani AB 5 - Class III gas giant
Body distance1,942 LsRing/belt typeMetal rich (Major)Earth masses6.5067Radius20,665 kmGravity0.62 gSurface temperature260 K (-14°C/8°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ 50 Upsilon-1 Eridani AB 5 c - Rocky body Landable
Body distance1,933 LsEarth masses0.0002Radius381 kmGravity0.04 gSurface temperature419 K (146°C/295°F)Surface pressure0.07 atmVolcanismAtmosphereThin WaterTerraforming︎ Technetium: 0.7%︎ Cadmium: 1.5%︎ Tungsten: 1.1%︎ Chromium: 8.6%︎ Vanadium: 4.7%︎ Zinc: 5.2%︎ Carbon: 15.8%︎ Iron: 19.2%︎ Nickel: 14.5%︎ Phosphorus: 10.1%︎ Sulphur: 18.7%︎ 50 Upsilon-1 Eridani AB 5 b - Rocky body Landable
Body distance1,934 LsEarth masses0.0002Radius431 kmGravity0.05 gSurface temperature431 K (158°C/316°F)Surface pressure0.09 atmVolcanismAtmosphereThin WaterTerraforming︎ Yttrium: 1.1%︎ Molybdenum: 1.2%︎ Tin: 1.1%︎ Chromium: 8.3%︎ Manganese: 7.6%︎ Zinc: 5.0%︎ Carbon: 15.2%︎ Iron: 18.5%︎ Nickel: 14.0%︎ Phosphorus: 9.7%︎ Sulphur: 18.1%︎ 50 Upsilon-1 Eridani AB 5 a - Rocky body
Body distance1,934 LsEarth masses0.0004Radius514 kmGravity0.06 gSurface temperature448 K (175°C/346°F)Surface pressure0.12 atmVolcanismAtmosphereWaterTerraforming︎ 50 Upsilon-1 Eridani AB 5 d - Rocky body
Body distance1,939 LsEarth masses0.0009Radius678 kmGravity0.08 gSurface temperature477 K (204°C/398°F)Surface pressure0.21 atmVolcanismAtmosphereWaterTerraforming︎ 50 Upsilon-1 Eridani CD 2 - Icy body
Body distance21,173 LsRing/belt typeIcy (Major)Earth masses1.0717Radius7,946 kmGravity0.69 gSurface temperature90 K (-183°C/-297°F)Surface pressure1.71 atmVolcanismMajor Water magmaAtmosphereArgon-richTerraforming︎ 50 Upsilon-1 Eridani C - Class L star (brown dwarf)
Body distance23,041 LsSolar masses0.1484Solar radius0.3239︎ 50 Upsilon-1 Eridani D - Class T star (brown dwarf)
Body distance23,091 LsSolar masses0.0469Solar radius0.1555︎ 50 Upsilon-1 Eridani CD 1 - Icy body Landable
Body distance24,338 LsRing/belt typeIcy (Major)
Rocky (Major)Earth masses2.4527Radius11,686 kmGravity0.73 gSurface temperature101 K (-173°C/-279°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Ruthenium: 0.9%︎ Mercury: 0.7%︎ Niobium: 1.1%︎ Chromium: 6.9%︎ Manganese: 6.3%︎ Zinc: 4.2%︎ Carbon: 18.7%︎ Iron: 15.4%︎ Nickel: 11.6%︎ Phosphorus: 12.0%︎ Sulphur: 22.2%︎ 50 Upsilon-1 Eridani CD 1 b - Icy body Landable
Body distance24,335 LsEarth masses0.0002Radius543 kmGravity0.03 gSurface temperature91 K (-182°C/-296°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Selenium: 4.2%︎ Tellurium: 0.9%︎ Molybdenum: 0.8%︎ Niobium: 0.8%︎ Chromium: 5.4%︎ Zinc: 3.3%︎ Carbon: 22.5%︎ Iron: 12.0%︎ Nickel: 9.1%︎ Phosphorus: 14.4%︎ Sulphur: 26.7%︎ 50 Upsilon-1 Eridani CD 1 a - Icy body Landable
Body distance24,338 LsEarth masses0.0002Radius513 kmGravity0.03 gSurface temperature91 K (-182°C/-296°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Antimony: 0.7%︎ Cadmium: 0.9%︎ Mercury: 0.5%︎ Chromium: 5.4%︎ Germanium: 3.5%︎ Zinc: 3.3%︎ Carbon: 22.7%︎ Iron: 12.1%︎ Nickel: 9.2%︎ Phosphorus: 14.5%︎ Sulphur: 27.0%