Star system
HD 13931
Economy
Refinery / Extraction
Government
Confederacy
Allegiance
Federation
Star type
Class G star Scoopable
Coordinates
-90.41 / -39.88 / -105.13
Permit required
No
Powerplay
Unoccupied
Powers
︎ HD 13931 - Class G star
Body distance-Solar masses1.1563Solar radius1.1094︎ HD 13931 1 - High metal content world
Body distance11 LsEarth masses4.7681Radius9,498 kmGravity2.15 gSurface temperature6,386 K (6,113°C/11,035°F)Surface pressure3,470,594.62 atmVolcanismMajor Silicate vapour geysersAtmosphereHot Thick Silicate vapourTerraforming︎ HD 13931 2 - Gas giant with water-based life
Body distance842 LsRing/belt typeMetal rich (Pristine)Earth masses52.0126Radius30,155 kmGravity2.32 gSurface temperature204 K (-69°C/-92°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ HD 13931 2 c - Icy body
Body distance839 LsRing/belt typeMetal rich (Pristine)Earth masses0.5072Radius6,976 kmGravity0.42 gSurface temperature1,754 K (1,481°C/2,698°F)Surface pressure176,351.34 atmVolcanismAtmosphereHot Thick WaterTerraforming︎ HD 13931 2 a - Rocky body Landable
Body distance842 LsEarth masses0.0004Radius502 kmGravity0.06 gSurface temperature205 K (-68°C/-90°F)Surface pressure0.00 atmVolcanismMajor Silicate vapour geysersAtmosphereTerraforming︎ Polonium: 0.5%︎ Molybdenum: 1.2%︎ Tungsten: 1.0%︎ Chromium: 8.4%︎ Manganese: 7.7%︎ Zinc: 5.1%︎ Carbon: 15.3%︎ Iron: 18.7%︎ Nickel: 14.1%︎ Phosphorus: 9.8%︎ Sulphur: 18.2%︎ HD 13931 2 b - Rocky body Landable
Body distance842 LsEarth masses0.0002Radius416 kmGravity0.05 gSurface temperature205 K (-68°C/-90°F)Surface pressure0.00 atmVolcanismMajor Silicate vapour geysersAtmosphereTerraforming︎ Antimony: 1.2%︎ Niobium: 1.3%︎ Tin: 1.1%︎ Chromium: 8.4%︎ Germanium: 5.5%︎ Zinc: 5.1%︎ Carbon: 15.8%︎ Iron: 18.7%︎ Nickel: 14.1%︎ Phosphorus: 10.1%︎ Sulphur: 18.8%︎ HD 13931 3 - Gas giant with water-based life
Body distance1,459 LsEarth masses34.5628Radius33,286 kmGravity1.27 gSurface temperature155 K (-118°C/-181°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ HD 13931 3 c - Rocky body Landable
Body distance1,456 LsEarth masses0.0008Radius646 kmGravity0.08 gSurface temperature156 K (-117°C/-178°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Antimony: 1.2%︎ Niobium: 1.3%︎ Tin: 1.2%︎ Arsenic: 2.5%︎ Chromium: 8.8%︎ Zinc: 5.3%︎ Carbon: 16.1%︎ Iron: 19.5%︎ Nickel: 14.7%︎ Phosphorus: 10.3%︎ Sulphur: 19.1%︎ HD 13931 3 a - Rocky body Landable
Body distance1,458 LsEarth masses0.0006Radius601 kmGravity0.07 gSurface temperature156 K (-117°C/-179°F)Surface pressure0.00 atmVolcanismMajor Silicate vapour geysersAtmosphereTerraforming︎ Tellurium: 1.5%︎ Cadmium: 1.5%︎ Tin: 1.2%︎ Arsenic: 2.5%︎ Manganese: 8.1%︎ Vanadium: 4.8%︎ Carbon: 16.2%︎ Iron: 19.6%︎ Nickel: 14.8%︎ Phosphorus: 10.4%︎ Sulphur: 19.3%︎ HD 13931 3 b - Rocky body Landable
Body distance1,458 LsEarth masses0.0003Radius489 kmGravity0.06 gSurface temperature156 K (-117°C/-179°F)Surface pressure0.00 atmVolcanismMajor Silicate vapour geysersAtmosphereTerraforming︎ Yttrium: 1.2%︎ Molybdenum: 1.3%︎ Tungsten: 1.1%︎ Chromium: 8.8%︎ Germanium: 5.7%︎ Zirconium: 2.3%︎ Carbon: 16.1%︎ Iron: 19.5%︎ Nickel: 14.7%︎ Phosphorus: 10.3%︎ Sulphur: 19.2%︎ HD 13931 4 - Class II gas giant
Body distance2,621 LsEarth masses597.9300Radius74,735 kmGravity4.35 gSurface temperature203 K (-70°C/-94°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ HD 13931 5 - Icy body
Body distance5,091 LsEarth masses54.0046Radius21,386 kmGravity4.80 gSurface temperature82 K (-191°C/-313°F)Surface pressure12.23 atmVolcanismWater geysersAtmosphereThick HeliumTerraforming︎ HD 13931 5 a - Icy body
Body distance5,092 LsEarth masses1.2968Radius8,946 kmGravity0.66 gSurface temperature366 K (93°C/199°F)Surface pressure4,370.05 atmVolcanismMajor Water magmaAtmosphereThick Methane-richTerraforming