Star system
HR 8031
Economy
Terraforming / Military
Government
Patronage
Allegiance
Empire
Star type
Class F star Scoopable
Coordinates
-13.09 / -86.56 / 97.84
Permit required
No
︎ HR 8031 A - Class F star
Body distance-Solar masses1.5938Solar radius1.3049︎ HR 8031 A 1 - High metal content world
Body distance426 LsEarth masses7.0380Radius10,510 kmGravity2.59 gSurface temperature1,828 K (1,555°C/2,830°F)Surface pressure1,076.72 atmVolcanismMajor Silicate vapour geysersAtmosphereHot Thick Carbon dioxideTerraforming︎ HR 8031 A 2 - High metal content world
Body distance625 LsEarth masses4.9426Radius9,579 kmGravity2.19 gSurface temperature1,657 K (1,383°C/2,522°F)Surface pressure1,155.99 atmVolcanismMajor Silicate vapour geysersAtmosphereHot Thick Carbon dioxideTerraforming︎ HR 8031 A 3 - High metal content world
Body distance1,082 LsEarth masses3.4627Radius8,686 kmGravity1.87 gSurface temperature952 K (679°C/1,255°F)Surface pressure220.82 atmVolcanismMajor Silicate vapour geysersAtmosphereHot Thick Carbon dioxideTerraformingTerraforming︎ HR 8031 A 4 - High metal content world
Body distance1,084 LsEarth masses1.2494Radius6,516 kmGravity1.20 gSurface temperature799 K (526°C/979°F)Surface pressure205.57 atmVolcanismMinor Silicate vapour geysersAtmosphereHot Thick Carbon dioxideTerraformingTerraformable︎ HR 8031 A 5 - Water world
Body distance1,514 LsEarth masses1.6210Radius7,011 kmGravity1.34 gSurface temperature348 K (75°C/166°F)Surface pressure10.31 atmVolcanismMinor Metallic magmaAtmosphereThick AmmoniaTerraformingTerraformable︎ HR 8031 A 6 - Water world
Body distance1,515 LsEarth masses1.0887Radius6,237 kmGravity1.14 gSurface temperature339 K (66°C/151°F)Surface pressure8.17 atmVolcanismAtmosphereThick AmmoniaTerraformingTerraformable︎ HR 8031 A 7 - High metal content world
Body distance1,796 LsEarth masses2.4660Radius7,904 kmGravity1.60 gSurface temperature213 K (-60°C/-77°F)Surface pressure11.61 atmVolcanismMetallic magmaAtmosphereThick NitrogenTerraforming︎ HR 8031 A 7 a - Rocky body Landable
Body distance1,794 LsEarth masses0.0261Radius2,031 kmGravity0.26 gSurface temperature199 K (-74°C/-102°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Antimony: 1.1%︎ Cadmium: 1.6%︎ Niobium: 1.4%︎ Chromium: 9.2%︎ Vanadium: 5.0%︎ Zirconium: 2.4%︎ Carbon: 15.3%︎ Iron: 20.4%︎ Nickel: 15.5%︎ Phosphorus: 9.8%︎ Sulphur: 18.2%︎ HR 8031 A 8 - High metal content world
Body distance2,708 LsEarth masses2.2470Radius7,692 kmGravity1.54 gSurface temperature231 K (-42°C/-44°F)Surface pressure3.76 atmVolcanismMinor Metallic magmaAtmosphereNitrogenTerraforming︎ HR 8031 A 9 - High metal content world
Body distance2,716 LsEarth masses1.3146Radius6,594 kmGravity1.23 gSurface temperature444 K (171°C/340°F)Surface pressure21.28 atmVolcanismMinor Silicate vapour geysersAtmosphereThick Methane-richTerraforming︎ HR 8031 B - Class K star
Body distance142,159 LsSolar masses0.7109Solar radius0.7816︎ HR 8031 B 3 - Icy body
Body distance140,628 LsRing/belt typeIcy (Major)
Metal rich (Major)Earth masses14.7174Radius16,446 kmGravity2.21 gSurface temperature1,404 K (1,131°C/2,068°F)Surface pressure3,647,401.92 atmVolcanismWater geysersAtmosphereHot Thick WaterTerraforming︎ HR 8031 B 1 - Class III gas giant
Body distance141,293 LsEarth masses1,112.1300Radius76,685 kmGravity7.69 gSurface temperature339 K (66°C/151°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ HR 8031 B 1 d - Rocky body Landable
Body distance141,072 LsEarth masses0.0005Radius571 kmGravity0.07 gSurface temperature166 K (-107°C/-161°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Tellurium: 1.4%︎ Niobium: 1.3%︎ Tin: 1.1%︎ Chromium: 8.5%︎ Germanium: 5.4%︎ Zinc: 5.1%︎ Carbon: 15.5%︎ Iron: 18.9%︎ Nickel: 14.3%︎ Phosphorus: 9.9%︎ Sulphur: 18.4%︎ HR 8031 B 1 b - Rocky body Landable
Body distance141,297 LsEarth masses0.0003Radius479 kmGravity0.06 gSurface temperature174 K (-99°C/-146°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Tellurium: 1.5%︎ Cadmium: 1.5%︎ Niobium: 1.3%︎ Manganese: 8.1%︎ Zinc: 5.3%︎ Zirconium: 2.3%︎ Carbon: 16.1%︎ Iron: 19.6%︎ Nickel: 14.8%︎ Phosphorus: 10.3%︎ Sulphur: 19.1%︎ HR 8031 B 1 c - Rocky body Landable
Body distance141,298 LsEarth masses0.0005Radius566 kmGravity0.07 gSurface temperature169 K (-104°C/-155°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Tellurium: 1.4%︎ Mercury: 0.8%︎ Niobium: 1.3%︎ Chromium: 8.6%︎ Germanium: 5.5%︎ Vanadium: 4.7%︎ Carbon: 15.6%︎ Iron: 19.1%︎ Nickel: 14.4%︎ Phosphorus: 10.0%︎ Sulphur: 18.6%︎ HR 8031 B 1 a - Rocky body Landable
Body distance142,123 LsEarth masses0.0021Radius903 kmGravity0.11 gSurface temperature179 K (-94°C/-137°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Antimony: 1.2%︎ Cadmium: 1.5%︎ Niobium: 1.3%︎ Chromium: 8.6%︎ Germanium: 5.4%︎ Vanadium: 4.7%︎ Carbon: 15.5%︎ Iron: 19.0%︎ Nickel: 14.4%︎ Phosphorus: 10.0%︎ Sulphur: 18.5%︎ HR 8031 B 2 - Class I gas giant
Body distance142,547 LsRing/belt typeIcy (Major)Earth masses119.5530Radius58,589 kmGravity1.42 gSurface temperature139 K (-135°C/-210°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ HR 8031 B 2 g a - Icy body Landable
Body distance140,887 LsEarth masses0.0003Radius579 kmGravity0.03 gSurface temperature115 K (-158°C/-252°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Selenium: 4.7%︎ Technetium: 0.3%︎ Molybdenum: 0.6%︎ Niobium: 0.6%︎ Germanium: 3.0%︎ Manganese: 3.8%︎ Carbon: 25.0%︎ Iron: 9.2%︎ Nickel: 7.0%︎ Phosphorus: 16.0%︎ Sulphur: 29.8%︎ HR 8031 B 2 g - Icy body Landable
Body distance140,887 LsEarth masses0.0050Radius1,500 kmGravity0.09 gSurface temperature115 K (-158°C/-252°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Tellurium: 0.9%︎ Niobium: 0.9%︎ Tungsten: 0.7%︎ Arsenic: 1.6%︎ Germanium: 3.6%︎ Manganese: 5.2%︎ Carbon: 23.1%︎ Iron: 12.5%︎ Nickel: 9.4%︎ Phosphorus: 14.8%︎ Sulphur: 27.4%︎ HR 8031 B 2 f - Icy body Landable
Body distance140,905 LsEarth masses0.0020Radius1,104 kmGravity0.07 gSurface temperature116 K (-158°C/-252°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Ruthenium: 0.8%︎ Cadmium: 0.9%︎ Niobium: 0.8%︎ Germanium: 3.5%︎ Manganese: 5.0%︎ Zinc: 3.3%︎ Carbon: 22.7%︎ Iron: 12.2%︎ Nickel: 9.2%︎ Phosphorus: 14.5%︎ Sulphur: 27.0%︎ HR 8031 B 2 e - Icy body Landable
Body distance140,906 LsEarth masses0.0011Radius922 kmGravity0.05 gSurface temperature116 K (-157°C/-251°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Tellurium: 0.9%︎ Niobium: 0.8%︎ Tin: 0.7%︎ Chromium: 5.4%︎ Germanium: 3.4%︎ Manganese: 4.9%︎ Carbon: 22.3%︎ Iron: 11.9%︎ Nickel: 9.0%︎ Phosphorus: 14.2%︎ Sulphur: 26.5%︎ HR 8031 B 2 d - Icy body Landable
Body distance140,906 LsEarth masses0.0014Radius979 kmGravity0.06 gSurface temperature116 K (-157°C/-251°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Ruthenium: 0.8%︎ Niobium: 0.8%︎ Tungsten: 0.7%︎ Arsenic: 1.6%︎ Germanium: 3.6%︎ Manganese: 5.1%︎ Carbon: 23.2%︎ Iron: 12.4%︎ Nickel: 9.4%︎ Phosphorus: 14.8%︎ Sulphur: 27.6%︎ HR 8031 B 2 b - Icy body Landable
Body distance140,908 LsEarth masses0.0011Radius920 kmGravity0.05 gSurface temperature116 K (-157°C/-250°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Polonium: 0.3%︎ Selenium: 4.3%︎ Cadmium: 1.0%︎ Molybdenum: 0.8%︎ Vanadium: 3.0%︎ Zinc: 3.4%︎ Carbon: 23.1%︎ Iron: 12.4%︎ Nickel: 9.4%︎ Phosphorus: 14.8%︎ Sulphur: 27.5%︎ HR 8031 B 2 c - Icy body Landable
Body distance140,909 LsEarth masses0.0024Radius1,178 kmGravity0.07 gSurface temperature116 K (-157°C/-251°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Technetium: 0.5%︎ Mercury: 0.6%︎ Tin: 0.8%︎ Vanadium: 3.2%︎ Zinc: 3.5%︎ Zirconium: 1.5%︎ Carbon: 23.8%︎ Iron: 12.9%︎ Nickel: 9.8%︎ Phosphorus: 15.2%︎ Sulphur: 28.3%︎ HR 8031 B 2 a - Icy body Landable
Body distance140,909 LsEarth masses0.0014Radius995 kmGravity0.06 gSurface temperature117 K (-157°C/-250°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Antimony: 0.7%︎ Cadmium: 1.0%︎ Mercury: 0.5%︎ Chromium: 5.5%︎ Vanadium: 3.0%︎ Zinc: 3.3%︎ Carbon: 22.7%︎ Iron: 12.3%︎ Nickel: 9.3%︎ Phosphorus: 14.6%︎ Sulphur: 27.0%︎ HR 8031 B 2 c a - Icy body Landable
Body distance142,544 LsEarth masses0.0002Radius520 kmGravity0.03 gSurface temperature116 K (-157°C/-251°F)Surface pressure0.00 atmVolcanismMajor Water geysersAtmosphereTerraforming︎ Selenium: 4.7%︎ Tellurium: 0.8%︎ Molybdenum: 0.6%︎ Niobium: 0.6%︎ Vanadium: 2.3%︎ Zinc: 2.5%︎ Carbon: 25.4%︎ Iron: 9.3%︎ Nickel: 7.1%︎ Phosphorus: 16.3%︎ Sulphur: 30.2%