Star system
HIP 21431
Economy
Extraction / Military
Government
Patronage
Allegiance
Empire
Star type
Class F star Scoopable
Coordinates
137.75 / -131.78 / -49.03
Permit required
No
︎ HIP 21431 - Class F star
Body distance-Solar masses1.4531Solar radius1.2811︎ HIP 21431 2 - Class III gas giant
Body distance1,959 LsRing/belt typeMetal rich (Low)
Rocky (Low)Earth masses1,620.7900Radius74,968 kmGravity11.72 gSurface temperature500 K (226°C/440°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ HIP 21431 2 a - Rocky body
Body distance1,957 LsEarth masses0.0073Radius1,357 kmGravity0.16 gSurface temperature1,009 K (736°C/1,356°F)Surface pressure89.52 atmVolcanismMinor Metallic magmaAtmosphereHot Thick WaterTerraforming︎ HIP 21431 2 c - Rocky body Landable
Body distance1,964 LsEarth masses0.0150Radius1,719 kmGravity0.21 gSurface temperature235 K (-38°C/-37°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Selenium: 2.9%︎ Yttrium: 1.1%︎ Molybdenum: 1.2%︎ Niobium: 1.3%︎ Chromium: 8.5%︎ Manganese: 7.8%︎ Carbon: 15.6%︎ Iron: 18.8%︎ Nickel: 14.2%︎ Phosphorus: 10.0%︎ Sulphur: 18.6%︎ HIP 21431 2 b - Rocky body
Body distance1,971 LsEarth masses0.0040Radius1,113 kmGravity0.13 gSurface temperature926 K (652°C/1,206°F)Surface pressure59.26 atmVolcanismAtmosphereHot Thick WaterTerraforming︎ HIP 21431 3 - High metal content world
Body distance1,976 LsRing/belt typeMetal rich (Low)
Rocky (Low)Earth masses2.1508Radius7,684 kmGravity1.48 gSurface temperature1,787 K (1,514°C/2,758°F)Surface pressure56,455.07 atmVolcanismMinor Metallic magmaAtmosphereHot Thick WaterTerraforming︎ HIP 21431 1 - Class IV gas giant
Body distance2,022 LsRing/belt typeMetallic (Low)
Metal rich (Low)Earth masses3,186.3300Radius67,453 kmGravity28.46 gSurface temperature897 K (624°C/1,155°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ HIP 21431 1 d - Rocky body
Body distance1,989 LsEarth masses0.0036Radius1,079 kmGravity0.13 gSurface temperature526 K (253°C/487°F)Surface pressure0.56 atmVolcanismAtmosphereHot WaterTerraforming︎ HIP 21431 1 a - Rocky body Landable
Body distance2,020 LsEarth masses0.0029Radius1,001 kmGravity0.12 gSurface temperature332 K (59°C/137°F)Surface pressure0.00 atmVolcanismMetallic magmaAtmosphereTerraforming︎ Selenium: 3.0%︎ Technetium: 0.7%︎ Niobium: 1.3%︎ Tin: 1.2%︎ Chromium: 8.7%︎ Germanium: 5.6%︎ Carbon: 16.1%︎ Iron: 19.4%︎ Nickel: 14.7%︎ Phosphorus: 10.3%︎ Sulphur: 19.1%︎ HIP 21431 1 c - Rocky body Landable
Body distance2,023 LsEarth masses0.0035Radius1,069 kmGravity0.13 gSurface temperature277 K (4°C/39°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Antimony: 1.2%︎ Molybdenum: 1.2%︎ Tin: 1.1%︎ Chromium: 8.6%︎ Vanadium: 4.7%︎ Zinc: 5.2%︎ Carbon: 15.8%︎ Iron: 19.0%︎ Nickel: 14.4%︎ Phosphorus: 10.1%︎ Sulphur: 18.8%︎ HIP 21431 1 b - Rocky body Landable
Body distance2,025 LsEarth masses0.0031Radius1,019 kmGravity0.12 gSurface temperature309 K (36°C/96°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Technetium: 0.7%︎ Mercury: 0.9%︎ Tin: 1.2%︎ Arsenic: 2.6%︎ Chromium: 8.9%︎ Vanadium: 4.8%︎ Carbon: 16.4%︎ Iron: 19.7%︎ Nickel: 14.9%︎ Phosphorus: 10.5%︎ Sulphur: 19.5%︎ HIP 21431 4 a - Gas giant with water-based life
Body distance2,785 LsEarth masses340.1870Radius73,831 kmGravity2.54 gSurface temperature197 K (-76°C/-105°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ HIP 21431 5 - Class I gas giant
Body distance3,820 LsRing/belt typeRocky (Low)Earth masses79.5555Radius50,066 kmGravity1.29 gSurface temperature125 K (-148°C/-235°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ HIP 21431 5 d - Rocky body Landable
Body distance3,814 LsEarth masses0.0005Radius576 kmGravity0.07 gSurface temperature121 K (-153°C/-243°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Selenium: 3.1%︎ Yttrium: 1.2%︎ Cadmium: 1.5%︎ Molybdenum: 1.3%︎ Arsenic: 2.6%︎ Chromium: 8.8%︎ Carbon: 16.7%︎ Iron: 19.6%︎ Nickel: 14.8%︎ Phosphorus: 10.7%︎ Sulphur: 19.8%︎ HIP 21431 5 c - Rocky body Landable
Body distance3,814 LsEarth masses0.0011Radius731 kmGravity0.09 gSurface temperature121 K (-153°C/-243°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Tellurium: 1.4%︎ Cadmium: 1.5%︎ Niobium: 1.3%︎ Arsenic: 2.5%︎ Germanium: 5.6%︎ Manganese: 8.1%︎ Carbon: 16.0%︎ Iron: 19.5%︎ Nickel: 14.8%︎ Phosphorus: 10.2%︎ Sulphur: 19.0%︎ HIP 21431 5 b - Rocky body Landable
Body distance3,814 LsEarth masses0.0011Radius717 kmGravity0.08 gSurface temperature121 K (-152°C/-242°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 21431 5 a - Rocky body Landable
Body distance3,818 LsEarth masses0.0005Radius576 kmGravity0.07 gSurface temperature121 K (-152°C/-241°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Ruthenium: 1.2%︎ Cadmium: 1.5%︎ Niobium: 1.3%︎ Germanium: 5.7%︎ Vanadium: 4.8%︎ Zinc: 5.3%︎ Carbon: 16.2%︎ Iron: 19.5%︎ Nickel: 14.8%︎ Phosphorus: 10.4%︎ Sulphur: 19.3%︎ HIP 21431 6 - Class III gas giant
Body distance5,086 LsRing/belt typeRocky (Low)Earth masses1,741.9500Radius73,037 kmGravity13.27 gSurface temperature441 K (167°C/333°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ HIP 21431 6 a - Rocky body Landable
Body distance5,076 LsEarth masses0.0030Radius1,015 kmGravity0.12 gSurface temperature165 K (-108°C/-163°F)Surface pressure0.03 atmVolcanismAtmosphereThin Carbon dioxideTerraforming︎ Selenium: 3.1%︎ Tellurium: 1.5%︎ Cadmium: 1.6%︎ Tungsten: 1.1%︎ Manganese: 8.3%︎ Zirconium: 2.3%︎ Carbon: 16.6%︎ Iron: 20.0%︎ Nickel: 15.2%︎ Phosphorus: 10.6%︎ Sulphur: 19.7%︎ HIP 21431 6 d - Rocky body Landable
Body distance5,077 LsEarth masses0.0222Radius1,951 kmGravity0.24 gSurface temperature122 K (-151°C/-240°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Technetium: 0.7%︎ Molybdenum: 1.3%︎ Niobium: 1.3%︎ Arsenic: 2.5%︎ Manganese: 8.1%︎ Zinc: 5.4%︎ Carbon: 16.2%︎ Iron: 19.7%︎ Nickel: 14.9%︎ Phosphorus: 10.4%︎ Sulphur: 19.3%︎ HIP 21431 6 c - Rocky body Landable
Body distance5,086 LsEarth masses0.0069Radius1,330 kmGravity0.16 gSurface temperature125 K (-148°C/-234°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Technetium: 0.7%︎ Mercury: 0.8%︎ Tin: 1.1%︎ Chromium: 8.3%︎ Germanium: 5.4%︎ Manganese: 7.7%︎ Carbon: 15.4%︎ Iron: 18.6%︎ Nickel: 14.0%︎ Phosphorus: 9.8%︎ Sulphur: 18.3%︎ HIP 21431 6 d a - Rocky body Landable
Body distance5,092 LsEarth masses0.0011Radius734 kmGravity0.08 gSurface temperature122 K (-151°C/-240°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Ruthenium: 1.1%︎ Selenium: 3.2%︎ Cadmium: 1.4%︎ Tin: 0.9%︎ Chromium: 8.0%︎ Germanium: 5.9%︎ Carbon: 17.0%︎ Iron: 17.8%︎ Nickel: 13.5%︎ Phosphorus: 10.9%︎ Sulphur: 20.2%︎ HIP 21431 6 b - Rocky body Landable
Body distance5,104 LsEarth masses0.0069Radius1,333 kmGravity0.16 gSurface temperature128 K (-145°C/-230°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Yttrium: 1.2%︎ Niobium: 1.3%︎ Tungsten: 1.1%︎ Manganese: 8.1%︎ Zinc: 5.3%︎ Zirconium: 2.3%︎ Carbon: 16.3%︎ Iron: 19.7%︎ Nickel: 14.9%︎ Phosphorus: 10.4%︎ Sulphur: 19.4%︎ HIP 21431 6 e - Rocky body Landable
Body distance5,168 LsEarth masses0.0083Radius1,414 kmGravity0.17 gSurface temperature115 K (-158°C/-252°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Selenium: 3.0%︎ Yttrium: 1.2%︎ Niobium: 1.3%︎ Tungsten: 1.1%︎ Manganese: 8.1%︎ Zinc: 5.3%︎ Carbon: 16.2%︎ Iron: 19.5%︎ Nickel: 14.8%︎ Phosphorus: 10.4%︎ Sulphur: 19.2%︎ HIP 21431 7 - Icy body
Body distance7,134 LsRing/belt typeIcy (Low)Earth masses105.4650Radius25,381 kmGravity6.65 gSurface temperature89 K (-184°C/-300°F)Surface pressure22.98 atmVolcanismWater geysersAtmosphereThick HeliumTerraforming︎ HIP 21431 7 b - Icy body Landable
Body distance7,130 LsEarth masses0.0005Radius686 kmGravity0.04 gSurface temperature79 K (-195°C/-318°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Technetium: 0.4%︎ Cadmium: 0.9%︎ Mercury: 0.5%︎ Germanium: 3.5%︎ Manganese: 5.0%︎ Vanadium: 3.0%︎ Carbon: 23.0%︎ Iron: 12.2%︎ Nickel: 9.2%︎ Phosphorus: 14.7%︎ Sulphur: 27.4%︎ HIP 21431 7 d - Icy body Landable
Body distance7,133 LsEarth masses0.0002Radius515 kmGravity0.03 gSurface temperature78 K (-195°C/-319°F)Surface pressure0.00 atmVolcanismMinor Carbon dioxide geysersAtmosphereTerraforming︎ Ruthenium: 0.7%︎ Selenium: 4.2%︎ Mercury: 0.5%︎ Molybdenum: 0.8%︎ Chromium: 5.4%︎ Zinc: 3.3%︎ Carbon: 22.6%︎ Iron: 12.0%︎ Nickel: 9.1%︎ Phosphorus: 14.5%︎ Sulphur: 26.9%︎ HIP 21431 7 e - Icy body Landable
Body distance7,133 LsEarth masses0.0001Radius462 kmGravity0.03 gSurface temperature78 K (-195°C/-319°F)Surface pressure0.00 atmVolcanismCarbon dioxide geysersAtmosphereTerraforming︎ Selenium: 4.2%︎ Tellurium: 0.9%︎ Molybdenum: 0.8%︎ Niobium: 0.8%︎ Manganese: 5.0%︎ Zinc: 3.3%︎ Carbon: 22.6%︎ Iron: 12.0%︎ Nickel: 9.1%︎ Phosphorus: 14.5%︎ Sulphur: 26.9%︎ HIP 21431 7 a - Icy body Landable
Body distance7,134 LsEarth masses0.0003Radius562 kmGravity0.03 gSurface temperature79 K (-194°C/-318°F)Surface pressure0.00 atmVolcanismMinor Methane magmaAtmosphereTerraforming︎ Polonium: 0.3%︎ Cadmium: 0.9%︎ Mercury: 0.5%︎ Germanium: 3.5%︎ Manganese: 5.0%︎ Zinc: 3.3%︎ Carbon: 23.0%︎ Iron: 12.2%︎ Nickel: 9.2%︎ Phosphorus: 14.7%︎ Sulphur: 27.3%︎ HIP 21431 7 c - Icy body Landable
Body distance7,136 LsEarth masses0.0002Radius527 kmGravity0.03 gSurface temperature78 K (-195°C/-319°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Ruthenium: 0.7%︎ Selenium: 4.2%︎ Cadmium: 0.9%︎ Molybdenum: 0.8%︎ Chromium: 5.4%︎ Zinc: 3.2%︎ Carbon: 22.5%︎ Iron: 11.9%︎ Nickel: 9.0%︎ Phosphorus: 14.4%︎ Sulphur: 26.8%︎ HIP 21431 7 f - Icy body
Body distance7,146 LsEarth masses0.9708Radius8,204 kmGravity0.59 gSurface temperature298 K (25°C/78°F)Surface pressure2,049.65 atmVolcanismMajor Water magmaAtmosphereThick Methane-richTerraforming︎ HIP 21431 4 - Class Y star (brown dwarf)
Body distance2,751 LsSolar masses0.0195Solar radius0.0869