Star system
77 Kappa Geminorum
Economy
Colony / Refinery
Government
Democracy
Allegiance
Alliance
Star type
Class G star Scoopable
Coordinates
36.5 / 54.25 / -125.38
Permit required
No
︎ 77 Kappa Geminorum - Class G star
Body distance-Solar masses0.8711Solar radius12.8252︎ 77 Kappa Geminorum 1 - Class IV gas giant
Body distance263 LsRing/belt typeRocky (Pristine)Earth masses1,606.3500Radius74,662 kmGravity11.71 gSurface temperature1,249 K (976°C/1,788°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ 77 Kappa Geminorum 2 - High metal content world Landable
Body distance435 LsEarth masses1.9040Radius7,351 kmGravity1.43 gSurface temperature745 K (472°C/882°F)Surface pressure0.00 atmVolcanismMajor Rocky magmaAtmosphereTerraforming︎ Yttrium: 1.3%︎ Niobium: 1.5%︎ Tungsten: 1.2%︎ Chromium: 9.9%︎ Germanium: 4.6%︎ Vanadium: 5.4%︎ Carbon: 13.2%︎ Iron: 22.1%︎ Nickel: 16.7%︎ Phosphorus: 8.4%︎ Sulphur: 15.6%︎ 77 Kappa Geminorum 3 - Class III gas giant
Body distance1,210 LsRing/belt typeMetal rich (Pristine)Earth masses1,531.3300Radius75,261 kmGravity10.99 gSurface temperature726 K (453°C/848°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ 77 Kappa Geminorum 3 a - Rocky body Landable
Body distance1,209 LsEarth masses0.0027Radius975 kmGravity0.11 gSurface temperature526 K (253°C/487°F)Surface pressure0.00 atmVolcanismMajor Silicate vapour geysersAtmosphereTerraforming︎ Antimony: 1.2%︎ Selenium: 3.0%︎ Cadmium: 1.5%︎ Niobium: 1.3%︎ Chromium: 8.7%︎ Zinc: 5.3%︎ Carbon: 15.9%︎ Iron: 19.4%︎ Nickel: 14.7%︎ Phosphorus: 10.2%︎ Sulphur: 18.9%︎ 77 Kappa Geminorum 3 b - Rocky body Landable
Body distance1,212 LsEarth masses0.0059Radius1,251 kmGravity0.15 gSurface temperature484 K (210°C/411°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Ruthenium: 1.3%︎ Molybdenum: 1.3%︎ Tin: 1.3%︎ Arsenic: 2.4%︎ Chromium: 9.2%︎ Zinc: 5.5%︎ Carbon: 15.3%︎ Iron: 20.4%︎ Nickel: 15.4%︎ Phosphorus: 9.8%︎ Sulphur: 18.2%︎ 77 Kappa Geminorum 4 - Class III gas giant
Body distance2,175 LsEarth masses14.6463Radius23,530 kmGravity1.07 gSurface temperature328 K (55°C/131°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ 77 Kappa Geminorum 4 a - Rocky body
Body distance2,175 LsEarth masses0.0046Radius1,168 kmGravity0.14 gSurface temperature333 K (60°C/139°F)Surface pressure0.00 atmVolcanismMajor Rocky magmaAtmosphereSulphur dioxideTerraforming︎ 77 Kappa Geminorum 4 b - Rocky body Landable
Body distance2,176 LsEarth masses0.0048Radius1,181 kmGravity0.14 gSurface temperature333 K (59°C/139°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Tellurium: 1.5%︎ Niobium: 1.3%︎ Tungsten: 1.1%︎ Arsenic: 2.5%︎ Chromium: 8.8%︎ Vanadium: 4.8%︎ Carbon: 16.1%︎ Iron: 19.6%︎ Nickel: 14.8%︎ Phosphorus: 10.3%︎ Sulphur: 19.1%︎ 77 Kappa Geminorum 4 c - Rocky body Landable
Body distance2,176 LsEarth masses0.0034Radius1,058 kmGravity0.12 gSurface temperature333 K (59°C/139°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Yttrium: 1.2%︎ Mercury: 0.9%︎ Niobium: 1.3%︎ Arsenic: 2.5%︎ Germanium: 5.7%︎ Manganese: 8.1%︎ Carbon: 16.1%︎ Iron: 19.7%︎ Nickel: 14.9%︎ Phosphorus: 10.3%︎ Sulphur: 19.2%︎ 77 Kappa Geminorum 5 - High metal content world
Body distance2,998 LsRing/belt typeRocky (Pristine)Earth masses9.8749Radius12,042 kmGravity2.77 gSurface temperature2,146 K (1,873°C/3,403°F)Surface pressure22,268.25 atmVolcanismMajor Silicate vapour geysersAtmosphereHot Thick WaterTerraforming