Star system
15 Geminorum
Economy
Government
Allegiance
Independent
Star type
Class K star (orange giant) Scoopable
Coordinates
12.28 / 5.06 / -57.25
Permit required
No
︎ 15 Geminorum A - Class K star (orange giant)
Body distance-Solar masses0.7539Solar radius0.8914︎ 15 Geminorum A 1 - High metal content world Landable
Body distance349 LsEarth masses1.6283Radius7,020 kmGravity1.34 gSurface temperature798 K (524°C/976°F)Surface pressure0.00 atmVolcanismMinor Silicate vapour geysersAtmosphereTerraforming︎ Ruthenium: 1.3%︎ Cadmium: 1.7%︎ Molybdenum: 1.4%︎ Chromium: 9.8%︎ Vanadium: 5.3%︎ Zinc: 5.9%︎ Carbon: 12.9%︎ Iron: 21.7%︎ Nickel: 16.4%︎ Phosphorus: 8.3%︎ Sulphur: 15.3%︎ 15 Geminorum A 2 - High metal content world
Body distance513 LsEarth masses0.9947Radius6,071 kmGravity1.10 gSurface temperature705 K (432°C/809°F)Surface pressure1.63 atmVolcanismMajor Rocky magmaAtmosphereHot Sulphur dioxideTerraforming︎ 15 Geminorum A 3 - High metal content world Landable
Body distance961 LsEarth masses0.6136Radius5,249 kmGravity0.91 gSurface temperature484 K (210°C/411°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Technetium: 0.8%︎ Mercury: 0.9%︎ Tin: 1.4%︎ Chromium: 9.6%︎ Manganese: 8.8%︎ Vanadium: 5.2%︎ Carbon: 12.7%︎ Iron: 21.3%︎ Nickel: 16.1%︎ Phosphorus: 8.1%︎ Sulphur: 15.1%︎ 15 Geminorum A 4 - High metal content world Landable
Body distance964 LsEarth masses0.4215Radius4,678 kmGravity0.78 gSurface temperature484 K (210°C/411°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Technetium: 0.8%︎ Cadmium: 1.6%︎ Molybdenum: 1.4%︎ Chromium: 9.5%︎ Manganese: 8.7%︎ Vanadium: 5.2%︎ Carbon: 12.6%︎ Iron: 21.2%︎ Nickel: 16.0%︎ Phosphorus: 8.0%︎ Sulphur: 15.0%︎ 15 Geminorum A 5 - High metal content world
Body distance1,348 LsEarth masses1.1355Radius6,311 kmGravity1.16 gSurface temperature1,276 K (1,003°C/1,837°F)Surface pressure180.89 atmVolcanismMajor Rocky magmaAtmosphereHot Thick Carbon dioxideTerraforming︎ 15 Geminorum A 5 a - Rocky body Landable
Body distance1,346 LsEarth masses0.0150Radius1,694 kmGravity0.21 gSurface temperature410 K (137°C/278°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Polonium: 0.6%︎ Niobium: 1.4%︎ Tin: 1.3%︎ Manganese: 8.5%︎ Zinc: 5.6%︎ Zirconium: 2.4%︎ Carbon: 15.5%︎ Iron: 20.7%︎ Nickel: 15.6%︎ Phosphorus: 9.9%︎ Sulphur: 18.4%︎ 15 Geminorum A 6 - High metal content world
Body distance1,706 LsEarth masses1.6405Radius7,047 kmGravity1.34 gSurface temperature1,183 K (910°C/1,670°F)Surface pressure253.98 atmVolcanismMinor Silicate vapour geysersAtmosphereHot Thick Carbon dioxideTerraforming︎ 15 Geminorum A 7 - High metal content world
Body distance1,710 LsEarth masses1.8696Radius7,292 kmGravity1.43 gSurface temperature1,199 K (926°C/1,698°F)Surface pressure283.43 atmVolcanismMinor Metallic magmaAtmosphereHot Thick Carbon dioxideTerraforming︎ 15 Geminorum A 8 - High metal content world
Body distance2,397 LsEarth masses2.5593Radius7,992 kmGravity1.63 gSurface temperature1,052 K (779°C/1,434°F)Surface pressure375.61 atmVolcanismMinor Metallic magmaAtmosphereHot Thick Carbon dioxideTerraforming︎ 15 Geminorum A 9 - High metal content world
Body distance4,150 LsEarth masses2.3272Radius7,779 kmGravity1.56 gSurface temperature276 K (3°C/37°F)Surface pressure11.05 atmVolcanismMinor Metallic magmaAtmosphereThick NitrogenTerraformingTerraformable︎ 15 Geminorum B - Class K star
Body distance157,140 LsSolar masses0.6016Solar radius0.7014︎ 15 Geminorum B 6 - Class I gas giant
Body distance154,289 LsRing/belt typeIcy (Pristine)Earth masses161.9340Radius63,224 kmGravity1.65 gSurface temperature109 K (-164°C/-264°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ 15 Geminorum B 6 a - Icy body Landable
Body distance154,334 LsEarth masses0.0348Radius2,869 kmGravity0.17 gSurface temperature83 K (-190°C/-310°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Ruthenium: 0.7%︎ Selenium: 4.3%︎ Cadmium: 0.9%︎ Mercury: 0.5%︎ Arsenic: 1.4%︎ Chromium: 5.4%︎ Carbon: 23.2%︎ Iron: 12.0%︎ Nickel: 9.1%︎ Phosphorus: 14.9%︎ Sulphur: 27.6%︎ 15 Geminorum B 3 - High metal content world
Body distance156,981 LsEarth masses2.9480Radius8,300 kmGravity1.74 gSurface temperature259 K (-14°C/7°F)Surface pressure13.56 atmVolcanismMetallic magmaAtmosphereThick NitrogenTerraformingTerraformable︎ 15 Geminorum B 3 a - Rocky body Landable
Body distance156,982 LsEarth masses0.0979Radius3,111 kmGravity0.41 gSurface temperature223 K (-50°C/-58°F)Surface pressure0.00 atmVolcanismAtmosphereThin Sulphur dioxideTerraformingTerraformable︎ Antimony: 1.1%︎ Molybdenum: 1.3%︎ Niobium: 1.3%︎ Chromium: 8.6%︎ Manganese: 7.9%︎ Zinc: 5.2%︎ Carbon: 14.4%︎ Iron: 19.2%︎ Nickel: 14.5%︎ Phosphorus: 9.2%︎ Sulphur: 17.1%︎ 15 Geminorum B 4 - Earth-like world
Body distance157,084 LsEarth masses1.9277Radius7,372 kmGravity1.44 gSurface temperature274 K (1°C/34°F)Surface pressure0.69 atmVolcanismMinor Metallic magmaAtmosphereSuitable for water-based lifeTerraforming︎ 15 Geminorum B 5 - Earth-like world
Body distance157,087 LsEarth masses1.8559Radius7,291 kmGravity1.42 gSurface temperature276 K (2°C/36°F)Surface pressure0.67 atmVolcanismMinor Metallic magmaAtmosphereSuitable for water-based lifeTerraforming︎ 15 Geminorum B 1 - High metal content world Landable
Body distance157,152 LsEarth masses1.0731Radius6,210 kmGravity1.13 gSurface temperature839 K (566°C/1,050°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Selenium: 2.7%︎ Technetium: 0.9%︎ Cadmium: 1.9%︎ Molybdenum: 1.6%︎ Arsenic: 2.3%︎ Germanium: 5.2%︎ Carbon: 14.7%︎ Iron: 24.8%︎ Nickel: 18.8%︎ Phosphorus: 9.4%︎ Sulphur: 17.5%︎ 15 Geminorum B 2 - High metal content world
Body distance157,222 LsEarth masses1.3974Radius6,714 kmGravity1.26 gSurface temperature834 K (561°C/1,042°F)Surface pressure224.05 atmVolcanismMinor Silicate vapour geysersAtmosphereHot Thick Carbon dioxideTerraformingTerraformable