Star system
HIP 71931
Economy
Extraction / Agriculture
Government
Confederacy
Allegiance
Independent
Star type
Class F star Scoopable
Coordinates
-23 / 179.78 / 98.25
Permit required
No
Powerplay
Unoccupied
Powers
︎ HIP 71931 A - Class F star
Body distance-Solar masses1.0625Solar radius2.5496︎ HIP 71931 A 1 - High metal content world Landable
Body distance113 LsEarth masses3.1983Radius8,505 kmGravity1.80 gSurface temperature889 K (616°C/1,141°F)Surface pressure0.00 atmVolcanismMajor Silicate vapour geysersAtmosphereTerraforming︎ Ruthenium: 1.3%︎ Tin: 1.4%︎ Tungsten: 1.2%︎ Arsenic: 2.0%︎ Chromium: 9.8%︎ Manganese: 9.0%︎ Carbon: 13.1%︎ Iron: 21.8%︎ Nickel: 16.5%︎ Phosphorus: 8.4%︎ Sulphur: 15.5%︎ HIP 71931 A 1 a - Rocky body Landable
Body distance113 LsEarth masses0.0805Radius2,924 kmGravity0.38 gSurface temperature889 K (616°C/1,141°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Antimony: 1.1%︎ Selenium: 2.8%︎ Cadmium: 1.5%︎ Tin: 1.2%︎ Chromium: 8.8%︎ Manganese: 8.1%︎ Carbon: 14.9%︎ Iron: 19.6%︎ Nickel: 14.8%︎ Phosphorus: 9.5%︎ Sulphur: 17.7%︎ HIP 71931 A 2 - High metal content world Landable
Body distance185 LsEarth masses6.0019Radius10,097 kmGravity2.39 gSurface temperature696 K (423°C/794°F)Surface pressure0.00 atmVolcanismMajor Silicate vapour geysersAtmosphereTerraforming︎ Yttrium: 1.3%︎ Mercury: 1.0%︎ Niobium: 1.5%︎ Germanium: 4.7%︎ Manganese: 9.1%︎ Zinc: 6.0%︎ Carbon: 13.3%︎ Iron: 22.1%︎ Nickel: 16.7%︎ Phosphorus: 8.5%︎ Sulphur: 15.8%︎ HIP 71931 A 3 - High metal content world Landable
Body distance246 LsEarth masses9.3253Radius11,301 kmGravity2.97 gSurface temperature605 K (331°C/629°F)Surface pressure0.00 atmVolcanismMajor Silicate vapour geysersAtmosphereTerraforming︎ Antimony: 1.0%︎ Mercury: 1.0%︎ Niobium: 1.6%︎ Arsenic: 2.1%︎ Chromium: 10.2%︎ Vanadium: 5.6%︎ Carbon: 13.7%︎ Iron: 22.7%︎ Nickel: 17.2%︎ Phosphorus: 8.7%︎ Sulphur: 16.2%︎ HIP 71931 A 4 - Class III gas giant
Body distance799 LsRing/belt typeRocky (Pristine)Earth masses1,891.6400Radius73,748 kmGravity14.14 gSurface temperature707 K (434°C/812°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ HIP 71931 A 4 b - Rocky body
Body distance798 LsEarth masses0.0016Radius829 kmGravity0.10 gSurface temperature409 K (136°C/276°F)Surface pressure0.00 atmVolcanismRocky magmaAtmosphereSulphur dioxideTerraforming︎ HIP 71931 A 4 a - Rocky body Landable
Body distance800 LsEarth masses0.0010Radius714 kmGravity0.08 gSurface temperature430 K (157°C/314°F)Surface pressure0.00 atmVolcanismMetallic magmaAtmosphereTerraforming︎ Ruthenium: 1.1%︎ Mercury: 0.8%︎ Tin: 1.1%︎ Chromium: 8.3%︎ Manganese: 7.6%︎ Zinc: 5.0%︎ Carbon: 15.3%︎ Iron: 18.5%︎ Nickel: 14.0%︎ Phosphorus: 9.8%︎ Sulphur: 18.2%︎ HIP 71931 A 4 c - Rocky body Landable
Body distance804 LsEarth masses0.0011Radius731 kmGravity0.09 gSurface temperature385 K (111°C/232°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Ruthenium: 1.2%︎ Cadmium: 1.5%︎ Molybdenum: 1.2%︎ Chromium: 8.5%︎ Germanium: 5.5%︎ Zinc: 5.1%︎ Carbon: 15.5%︎ Iron: 18.9%︎ Nickel: 14.3%︎ Phosphorus: 9.9%︎ Sulphur: 18.5%︎ HIP 71931 A 5 - Class III gas giant
Body distance1,043 LsEarth masses877.1990Radius77,045 kmGravity6.01 gSurface temperature434 K (161°C/322°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ HIP 71931 A 5 d - Rocky body Landable
Body distance1,036 LsEarth masses0.0013Radius765 kmGravity0.09 gSurface temperature313 K (40°C/104°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Antimony: 1.2%︎ Tin: 1.1%︎ Tungsten: 1.0%︎ Chromium: 8.5%︎ Germanium: 5.5%︎ Vanadium: 4.7%︎ Carbon: 15.7%︎ Iron: 19.0%︎ Nickel: 14.4%︎ Phosphorus: 10.1%︎ Sulphur: 18.7%︎ HIP 71931 A 5 a - Rocky body Landable
Body distance1,041 LsEarth masses0.0005Radius575 kmGravity0.07 gSurface temperature328 K (54°C/130°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Antimony: 1.2%︎ Cadmium: 1.5%︎ Mercury: 0.8%︎ Arsenic: 2.5%︎ Chromium: 8.5%︎ Manganese: 7.8%︎ Carbon: 15.7%︎ Iron: 18.9%︎ Nickel: 14.3%︎ Phosphorus: 10.1%︎ Sulphur: 18.7%︎ HIP 71931 A 5 c - Rocky body Landable
Body distance1,042 LsEarth masses0.0034Radius1,054 kmGravity0.12 gSurface temperature316 K (43°C/110°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Antimony: 1.2%︎ Selenium: 3.1%︎ Cadmium: 1.6%︎ Niobium: 1.4%︎ Arsenic: 2.6%︎ Manganese: 8.3%︎ Carbon: 16.5%︎ Iron: 20.0%︎ Nickel: 15.1%︎ Phosphorus: 10.6%︎ Sulphur: 19.7%︎ HIP 71931 A 5 b - Rocky body Landable
Body distance1,044 LsEarth masses0.0011Radius734 kmGravity0.09 gSurface temperature322 K (48°C/119°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Polonium: 0.5%︎ Cadmium: 1.6%︎ Molybdenum: 1.3%︎ Arsenic: 2.6%︎ Vanadium: 5.0%︎ Zinc: 5.5%︎ Carbon: 16.9%︎ Iron: 20.3%︎ Nickel: 15.4%︎ Phosphorus: 10.8%︎ Sulphur: 20.0%︎ HIP 71931 A 6 - Class III gas giant
Body distance1,378 LsRing/belt typeRocky (Pristine)Earth masses1,814.5400Radius73,822 kmGravity13.53 gSurface temperature613 K (339°C/643°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ HIP 71931 A 6 a - Rocky body Landable
Body distance1,369 LsEarth masses0.0020Radius880 kmGravity0.10 gSurface temperature351 K (78°C/172°F)Surface pressure0.00 atmVolcanismMetallic magmaAtmosphereTerraforming︎ Tellurium: 1.5%︎ Tin: 1.2%︎ Tungsten: 1.1%︎ Manganese: 8.2%︎ Vanadium: 4.8%︎ Zirconium: 2.3%︎ Carbon: 16.4%︎ Iron: 19.7%︎ Nickel: 14.9%︎ Phosphorus: 10.5%︎ Sulphur: 19.4%︎ HIP 71931 A 6 c - Rocky body Landable
Body distance1,375 LsEarth masses0.0040Radius1,115 kmGravity0.13 gSurface temperature314 K (41°C/105°F)Surface pressure0.00 atmVolcanismMajor Silicate vapour geysersAtmosphereTerraforming︎ Ruthenium: 1.2%︎ Cadmium: 1.5%︎ Mercury: 0.8%︎ Chromium: 8.6%︎ Manganese: 7.9%︎ Zirconium: 2.2%︎ Carbon: 15.7%︎ Iron: 19.1%︎ Nickel: 14.4%︎ Phosphorus: 10.0%︎ Sulphur: 18.7%︎ HIP 71931 A 6 d - Rocky body Landable
Body distance1,375 LsEarth masses0.0015Radius801 kmGravity0.09 gSurface temperature314 K (41°C/105°F)Surface pressure0.00 atmVolcanismMajor Silicate vapour geysersAtmosphereTerraforming︎ Antimony: 1.3%︎ Selenium: 3.2%︎ Cadmium: 1.6%︎ Niobium: 1.4%︎ Vanadium: 5.1%︎ Zirconium: 2.4%︎ Carbon: 17.2%︎ Iron: 20.7%︎ Nickel: 15.7%︎ Phosphorus: 11.0%︎ Sulphur: 20.4%︎ HIP 71931 A 6 b - Rocky body
Body distance1,381 LsEarth masses0.0022Radius913 kmGravity0.11 gSurface temperature331 K (57°C/135°F)Surface pressure0.00 atmVolcanismMajor Rocky magmaAtmosphereSulphur dioxideTerraforming︎ HIP 71931 A 7 - Class III gas giant
Body distance1,380 LsRing/belt typeRocky (Pristine)Earth masses402.3590Radius74,747 kmGravity2.93 gSurface temperature324 K (51°C/123°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ HIP 71931 A 7 a - Rocky body Landable
Body distance1,379 LsEarth masses0.0166Radius1,775 kmGravity0.21 gSurface temperature290 K (17°C/62°F)Surface pressure0.00 atmVolcanismMinor Silicate vapour geysersAtmosphereTerraforming︎ Tellurium: 1.4%︎ Niobium: 1.3%︎ Tin: 1.1%︎ Chromium: 8.3%︎ Manganese: 7.6%︎ Zinc: 5.0%︎ Carbon: 15.2%︎ Iron: 18.4%︎ Nickel: 13.9%︎ Phosphorus: 9.7%︎ Sulphur: 18.1%︎ HIP 71931 A 8 - Gas giant with water-based life
Body distance1,942 LsRing/belt typeRocky (Pristine)Earth masses30.3794Radius44,114 kmGravity0.63 gSurface temperature218 K (-56°C/-68°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ HIP 71931 A 8 a - Rocky body Landable
Body distance1,941 LsEarth masses0.0003Radius487 kmGravity0.06 gSurface temperature220 K (-53°C/-64°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Tellurium: 1.4%︎ Cadmium: 1.4%︎ Tin: 1.1%︎ Chromium: 8.3%︎ Manganese: 7.6%︎ Vanadium: 4.5%︎ Carbon: 15.3%︎ Iron: 18.4%︎ Nickel: 13.9%︎ Phosphorus: 9.8%︎ Sulphur: 18.2%︎ HIP 71931 A 8 b - Rocky body Landable
Body distance1,944 LsEarth masses0.0002Radius429 kmGravity0.05 gSurface temperature220 K (-53°C/-64°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Antimony: 1.2%︎ Cadmium: 1.5%︎ Tin: 1.1%︎ Chromium: 8.5%︎ Germanium: 5.5%︎ Zinc: 5.1%︎ Carbon: 15.6%︎ Iron: 18.8%︎ Nickel: 14.2%︎ Phosphorus: 10.0%︎ Sulphur: 18.6%︎ HIP 71931 A 8 c - Rocky body Landable
Body distance1,944 LsEarth masses0.0009Radius692 kmGravity0.08 gSurface temperature220 K (-53°C/-64°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Tellurium: 1.4%︎ Tin: 1.1%︎ Tungsten: 1.0%︎ Chromium: 8.5%︎ Manganese: 7.8%︎ Zirconium: 2.2%︎ Carbon: 15.7%︎ Iron: 19.0%︎ Nickel: 14.4%︎ Phosphorus: 10.1%︎ Sulphur: 18.7%︎ HIP 71931 A 9 - Class II gas giant
Body distance2,550 LsEarth masses13.4561Radius19,779 kmGravity1.40 gSurface temperature190 K (-83°C/-118°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ HIP 71931 A 9 c - Rocky body Landable
Body distance2,543 LsEarth masses0.0017Radius834 kmGravity0.10 gSurface temperature193 K (-80°C/-113°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Selenium: 3.0%︎ Yttrium: 1.2%︎ Cadmium: 1.5%︎ Tin: 1.2%︎ Germanium: 5.6%︎ Manganese: 8.0%︎ Carbon: 16.1%︎ Iron: 19.4%︎ Nickel: 14.7%︎ Phosphorus: 10.3%︎ Sulphur: 19.1%︎ HIP 71931 A 9 a - Rocky body Landable
Body distance2,544 LsEarth masses0.0009Radius668 kmGravity0.08 gSurface temperature193 K (-80°C/-113°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Tellurium: 1.4%︎ Cadmium: 1.4%︎ Tungsten: 1.0%︎ Chromium: 8.3%︎ Manganese: 7.6%︎ Zinc: 5.0%︎ Carbon: 15.2%︎ Iron: 18.4%︎ Nickel: 13.9%︎ Phosphorus: 9.7%︎ Sulphur: 18.1%︎ HIP 71931 A 9 b - Rocky body Landable
Body distance2,546 LsEarth masses0.0007Radius638 kmGravity0.07 gSurface temperature193 K (-80°C/-113°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Selenium: 3.0%︎ Technetium: 0.7%︎ Molybdenum: 1.3%︎ Tungsten: 1.1%︎ Chromium: 8.8%︎ Vanadium: 4.8%︎ Carbon: 16.2%︎ Iron: 19.6%︎ Nickel: 14.8%︎ Phosphorus: 10.4%︎ Sulphur: 19.3%︎ HIP 71931 A 9 d - Rocky body Landable
Body distance2,548 LsEarth masses0.0014Radius787 kmGravity0.09 gSurface temperature193 K (-80°C/-113°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Polonium: 0.5%︎ Mercury: 0.8%︎ Niobium: 1.3%︎ Chromium: 8.4%︎ Manganese: 7.7%︎ Zinc: 5.1%︎ Carbon: 15.4%︎ Iron: 18.6%︎ Nickel: 14.1%︎ Phosphorus: 9.9%︎ Sulphur: 18.3%︎ HIP 71931 B - Class M star
Body distance66,470 LsSolar masses0.3125Solar radius0.4838︎ HIP 71931 B 1 - Gas giant with water-based life
Body distance65,863 LsRing/belt typeIcy (Pristine)
Rocky (Pristine)Earth masses617.7240Radius76,206 kmGravity4.32 gSurface temperature186 K (-87°C/-125°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ HIP 71931 B 1 c - Icy body Landable
Body distance65,860 LsEarth masses0.0068Radius1,669 kmGravity0.10 gSurface temperature95 K (-178°C/-289°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Yttrium: 0.7%︎ Mercury: 0.5%︎ Tungsten: 0.7%︎ Arsenic: 1.6%︎ Germanium: 3.5%︎ Manganese: 4.9%︎ Carbon: 23.7%︎ Iron: 12.0%︎ Nickel: 9.1%︎ Phosphorus: 15.2%︎ Sulphur: 28.2%︎ HIP 71931 B 1 a - Icy body Landable
Body distance65,864 LsEarth masses0.0036Radius1,358 kmGravity0.08 gSurface temperature107 K (-166°C/-267°F)Surface pressure0.00 atmVolcanismMajor Water geysersAtmosphereTerraforming︎ Antimony: 0.7%︎ Molybdenum: 0.8%︎ Tin: 0.7%︎ Arsenic: 1.6%︎ Chromium: 5.4%︎ Vanadium: 2.9%︎ Carbon: 23.7%︎ Iron: 11.9%︎ Nickel: 9.0%︎ Phosphorus: 15.1%︎ Sulphur: 28.1%︎ HIP 71931 B 1 b - Icy body Landable
Body distance65,865 LsEarth masses0.0159Radius2,210 kmGravity0.13 gSurface temperature102 K (-171°C/-276°F)Surface pressure0.00 atmVolcanismCarbon dioxide geysersAtmosphereTerraforming︎ Selenium: 4.2%︎ Tellurium: 0.9%︎ Cadmium: 0.9%︎ Niobium: 0.8%︎ Chromium: 5.2%︎ Germanium: 3.4%︎ Carbon: 22.7%︎ Iron: 11.6%︎ Nickel: 8.7%︎ Phosphorus: 14.6%︎ Sulphur: 27.0%︎ HIP 71931 B 4 - Icy body
Body distance66,877 LsRing/belt typeIcy (Pristine)Earth masses5.0214Radius13,269 kmGravity1.16 gSurface temperature67 K (-206°C/-339°F)Surface pressure0.71 atmVolcanismMajor Water geysersAtmosphereHeliumTerraforming︎ HIP 71931 B 3 - Class I gas giant
Body distance67,407 LsRing/belt typeIcy (Pristine)Earth masses37.0415Radius45,789 kmGravity0.72 gSurface temperature82 K (-191°C/-312°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ HIP 71931 B 3 c - Icy body
Body distance67,402 LsEarth masses0.0013Radius970 kmGravity0.06 gSurface temperature113 K (-160°C/-256°F)Surface pressure0.16 atmVolcanismAtmosphereMethaneTerraforming︎ HIP 71931 B 3 b - Icy body
Body distance67,410 LsEarth masses0.0013Radius967 kmGravity0.06 gSurface temperature113 K (-160°C/-256°F)Surface pressure0.16 atmVolcanismAtmosphereMethaneTerraforming︎ HIP 71931 B 3 a - Icy body
Body distance67,669 LsEarth masses0.0011Radius899 kmGravity0.05 gSurface temperature111 K (-162°C/-259°F)Surface pressure0.14 atmVolcanismMinor Methane magmaAtmosphereMethaneTerraforming︎ HIP 71931 B 3 e - Icy body
Body distance67,672 LsEarth masses0.0010Radius881 kmGravity0.05 gSurface temperature111 K (-163°C/-261°F)Surface pressure0.13 atmVolcanismAtmosphereMethaneTerraforming︎ HIP 71931 B 3 d - Icy body
Body distance67,767 LsEarth masses0.0010Radius874 kmGravity0.05 gSurface temperature110 K (-163°C/-261°F)Surface pressure0.13 atmVolcanismAtmosphereMethaneTerraforming︎ HIP 71931 B 2 - Class I gas giant
Body distance67,600 LsEarth masses51.3651Radius49,006 kmGravity0.87 gSurface temperature89 K (-185°C/-300°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ HIP 71931 B 2 c - Icy body Landable
Body distance67,324 LsEarth masses0.0013Radius965 kmGravity0.06 gSurface temperature77 K (-196°C/-321°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Selenium: 4.1%︎ Tellurium: 0.9%︎ Mercury: 0.5%︎ Tin: 0.7%︎ Chromium: 5.3%︎ Manganese: 4.9%︎ Carbon: 22.2%︎ Iron: 11.8%︎ Nickel: 8.9%︎ Phosphorus: 14.2%︎ Sulphur: 26.4%︎ HIP 71931 B 2 a - Icy body Landable
Body distance67,352 LsEarth masses0.0043Radius1,423 kmGravity0.09 gSurface temperature78 K (-196°C/-320°F)Surface pressure0.00 atmVolcanismMajor Water geysersAtmosphereTerraforming︎ Selenium: 4.3%︎ Technetium: 0.4%︎ Mercury: 0.5%︎ Tin: 0.7%︎ Chromium: 5.6%︎ Zirconium: 1.4%︎ Carbon: 23.0%︎ Iron: 12.5%︎ Nickel: 9.4%︎ Phosphorus: 14.7%︎ Sulphur: 27.3%︎ HIP 71931 B 2 b - Icy body Landable
Body distance67,353 LsEarth masses0.0018Radius1,082 kmGravity0.06 gSurface temperature77 K (-196°C/-320°F)Surface pressure0.00 atmVolcanismMajor Water geysersAtmosphereTerraforming︎ Selenium: 4.4%︎ Tellurium: 0.9%︎ Cadmium: 1.0%︎ Tungsten: 0.7%︎ Germanium: 3.6%︎ Zirconium: 1.4%︎ Carbon: 23.4%︎ Iron: 12.4%︎ Nickel: 9.4%︎ Phosphorus: 15.0%︎ Sulphur: 27.8%︎ HIP 71931 B 2 d - Icy body Landable
Body distance67,354 LsEarth masses0.0018Radius1,069 kmGravity0.06 gSurface temperature77 K (-196°C/-321°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Yttrium: 0.7%︎ Cadmium: 1.0%︎ Tin: 0.8%︎ Arsenic: 1.6%︎ Germanium: 3.6%︎ Zinc: 3.4%︎ Carbon: 23.6%︎ Iron: 12.5%︎ Nickel: 9.5%︎ Phosphorus: 15.1%︎ Sulphur: 28.1%