Star system
HIP 81390
Economy
Military / Extraction
Government
Communism
Allegiance
Independent
Star type
Class K star Scoopable
Coordinates
104.28 / -59.03 / 84.19
Permit required
No
︎ HIP 81390 - Class K star
Body distance-Solar masses1.0117Solar radius1.0169︎ HIP 81390 1 - Class I gas giant
Body distance2,071 LsRing/belt typeRocky (Low)Earth masses17.6019Radius31,030 kmGravity0.74 gSurface temperature111 K (-163°C/-261°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ HIP 81390 2 - Class III gas giant
Body distance2,865 LsRing/belt typeMetal rich (Low)Earth masses1,616.5600Radius74,698 kmGravity11.77 gSurface temperature401 K (128°C/262°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ HIP 81390 2 c - Rocky body Landable
Body distance2,862 LsEarth masses0.0033Radius1,049 kmGravity0.12 gSurface temperature151 K (-122°C/-187°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Antimony: 1.2%︎ Tin: 1.2%︎ Tungsten: 1.1%︎ Arsenic: 2.6%︎ Chromium: 9.1%︎ Zirconium: 2.3%︎ Carbon: 16.6%︎ Iron: 20.2%︎ Nickel: 15.3%︎ Phosphorus: 10.6%︎ Sulphur: 19.7%︎ HIP 81390 2 a - Rocky body Landable
Body distance2,863 LsEarth masses0.0020Radius881 kmGravity0.10 gSurface temperature169 K (-105°C/-156°F)Surface pressure0.00 atmVolcanismMinor Metallic magmaAtmosphereTerraforming︎ Yttrium: 1.1%︎ Molybdenum: 1.2%︎ Tin: 1.1%︎ Chromium: 8.6%︎ Germanium: 5.5%︎ Vanadium: 4.7%︎ Carbon: 15.6%︎ Iron: 19.1%︎ Nickel: 14.4%︎ Phosphorus: 10.0%︎ Sulphur: 18.5%︎ HIP 81390 2 e - Rocky body Landable
Body distance2,866 LsEarth masses0.0025Radius948 kmGravity0.11 gSurface temperature163 K (-110°C/-166°F)Surface pressure0.02 atmVolcanismAtmosphereThin Carbon dioxideTerraforming︎ Polonium: 0.5%︎ Cadmium: 1.6%︎ Molybdenum: 1.3%︎ Germanium: 5.9%︎ Zinc: 5.5%︎ Zirconium: 2.4%︎ Carbon: 16.7%︎ Iron: 20.3%︎ Nickel: 15.3%︎ Phosphorus: 10.7%︎ Sulphur: 19.8%︎ HIP 81390 2 f - Rocky body Landable
Body distance2,868 LsEarth masses0.0025Radius958 kmGravity0.11 gSurface temperature131 K (-142°C/-224°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Ruthenium: 1.2%︎ Selenium: 3.0%︎ Niobium: 1.3%︎ Tungsten: 1.1%︎ Chromium: 8.8%︎ Vanadium: 4.8%︎ Carbon: 16.1%︎ Iron: 19.5%︎ Nickel: 14.8%︎ Phosphorus: 10.3%︎ Sulphur: 19.1%︎ HIP 81390 2 b - Rocky body Landable
Body distance2,873 LsEarth masses0.0014Radius778 kmGravity0.09 gSurface temperature160 K (-113°C/-172°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Antimony: 1.2%︎ Cadmium: 1.5%︎ Tungsten: 1.0%︎ Chromium: 8.6%︎ Manganese: 7.9%︎ Zirconium: 2.2%︎ Carbon: 15.7%︎ Iron: 19.0%︎ Nickel: 14.4%︎ Phosphorus: 10.0%︎ Sulphur: 18.6%︎ HIP 81390 2 d - Rocky body
Body distance2,878 LsEarth masses0.0016Radius825 kmGravity0.10 gSurface temperature223 K (-50°C/-57°F)Surface pressure0.57 atmVolcanismAtmosphereCarbon dioxideTerraforming︎ HIP 81390 3 - Gas giant with ammonia-based life
Body distance2,922 LsRing/belt typeMetal rich (Low)
Rocky (Low)Earth masses143.3520Radius64,998 kmGravity1.38 gSurface temperature118 K (-155°C/-247°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ HIP 81390 3 b - Rocky body Landable
Body distance2,908 LsEarth masses0.0003Radius477 kmGravity0.06 gSurface temperature110 K (-163°C/-262°F)Surface pressure0.00 atmVolcanismMinor Silicate vapour geysersAtmosphereTerraforming︎ Technetium: 0.7%︎ Cadmium: 1.5%︎ Molybdenum: 1.2%︎ Germanium: 5.6%︎ Manganese: 7.9%︎ Zinc: 5.2%︎ Carbon: 15.7%︎ Iron: 19.1%︎ Nickel: 14.4%︎ Phosphorus: 10.1%︎ Sulphur: 18.7%︎ HIP 81390 3 a - Rocky body Landable
Body distance2,921 LsEarth masses0.0005Radius575 kmGravity0.07 gSurface temperature111 K (-162°C/-260°F)Surface pressure0.00 atmVolcanismMajor Silicate vapour geysersAtmosphereTerraforming︎ Technetium: 0.7%︎ Mercury: 0.8%︎ Molybdenum: 1.3%︎ Chromium: 8.6%︎ Germanium: 5.6%︎ Vanadium: 4.7%︎ Carbon: 15.8%︎ Iron: 19.2%︎ Nickel: 14.5%︎ Phosphorus: 10.1%︎ Sulphur: 18.8%