Star system
HIP 21991
Economy
High Tech / Refinery
Government
Corporate
Allegiance
Federation
Star type
Class K star Scoopable
Coordinates
73 / -91.03 / -109.09
Permit required
No
Powerplay
Unoccupied
Powers
︎ HIP 21991 - Class K star
Body distance-Solar masses0.6992Solar radius0.8091︎ HIP 21991 1 - Class III gas giant
Body distance1,182 LsRing/belt typeMetallic (Pristine)
Metal rich (Pristine)Earth masses1,728.8200Radius74,147 kmGravity12.78 gSurface temperature439 K (166°C/330°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ HIP 21991 1 b - Rocky body Landable
Body distance1,179 LsEarth masses0.0151Radius1,722 kmGravity0.21 gSurface temperature156 K (-118°C/-180°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Ruthenium: 1.2%︎ Cadmium: 1.5%︎ Niobium: 1.3%︎ Germanium: 5.7%︎ Vanadium: 4.8%︎ Zinc: 5.3%︎ Carbon: 16.1%︎ Iron: 19.6%︎ Nickel: 14.8%︎ Phosphorus: 10.3%︎ Sulphur: 19.2%︎ HIP 21991 1 a - Rocky body Landable
Body distance1,184 LsEarth masses0.0069Radius1,329 kmGravity0.16 gSurface temperature186 K (-87°C/-125°F)Surface pressure0.00 atmVolcanismMetallic magmaAtmosphereTerraforming︎ Ruthenium: 1.2%︎ Niobium: 1.3%︎ Tungsten: 1.1%︎ Germanium: 5.7%︎ Vanadium: 4.8%︎ Zinc: 5.4%︎ Carbon: 16.2%︎ Iron: 19.7%︎ Nickel: 14.9%︎ Phosphorus: 10.4%︎ Sulphur: 19.3%︎ HIP 21991 2 - Class I gas giant
Body distance1,212 LsRing/belt typeMetallic (Pristine)
Metal rich (Pristine)Earth masses18.2327Radius21,008 kmGravity1.68 gSurface temperature121 K (-152°C/-242°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ HIP 21991 2 a - Rocky body Landable
Body distance1,164 LsEarth masses0.0004Radius527 kmGravity0.06 gSurface temperature123 K (-150°C/-239°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Technetium: 0.7%︎ Cadmium: 1.5%︎ Molybdenum: 1.3%︎ Arsenic: 2.6%︎ Germanium: 5.7%︎ Manganese: 8.1%︎ Carbon: 16.1%︎ Iron: 19.6%︎ Nickel: 14.8%︎ Phosphorus: 10.3%︎ Sulphur: 19.2%︎ HIP 21991 4 - Gas giant with water-based life
Body distance1,955 LsRing/belt typeMetal rich (Pristine)Earth masses759.3070Radius76,361 kmGravity5.29 gSurface temperature209 K (-64°C/-83°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ HIP 21991 3 - Class III gas giant
Body distance2,032 LsRing/belt typeMetal rich (Pristine)Earth masses1,904.7400Radius73,441 kmGravity14.35 gSurface temperature461 K (188°C/371°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ HIP 21991 3 a - Icy body Landable
Body distance2,051 LsEarth masses0.0172Radius2,234 kmGravity0.14 gSurface temperature161 K (-112°C/-169°F)Surface pressure0.00 atmVolcanismMajor Water geysersAtmosphereTerraforming︎ Antimony: 0.8%︎ Cadmium: 1.0%︎ Molybdenum: 0.8%︎ Chromium: 5.7%︎ Vanadium: 3.1%︎ Zinc: 3.4%︎ Carbon: 22.3%︎ Iron: 12.6%︎ Nickel: 9.5%︎ Phosphorus: 14.3%︎ Sulphur: 26.6%︎ HIP 21991 5 - Class III gas giant
Body distance2,927 LsEarth masses1,147.8800Radius76,287 kmGravity8.02 gSurface temperature266 K (-7°C/20°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ HIP 21991 5 c - Icy body
Body distance2,910 LsEarth masses0.0088Radius1,808 kmGravity0.11 gSurface temperature126 K (-147°C/-232°F)Surface pressure0.57 atmVolcanismAtmosphereMethaneTerraforming︎ HIP 21991 5 b - Icy body Landable
Body distance2,923 LsEarth masses0.0097Radius1,868 kmGravity0.11 gSurface temperature74 K (-200°C/-327°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Selenium: 4.3%︎ Yttrium: 0.7%︎ Cadmium: 1.0%︎ Mercury: 0.5%︎ Vanadium: 3.0%︎ Zinc: 3.4%︎ Carbon: 23.1%︎ Iron: 12.4%︎ Nickel: 9.4%︎ Phosphorus: 14.8%︎ Sulphur: 27.5%︎ HIP 21991 5 a - Icy body Landable
Body distance2,929 LsEarth masses0.0094Radius1,850 kmGravity0.11 gSurface temperature83 K (-190°C/-310°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Technetium: 0.4%︎ Cadmium: 0.9%︎ Niobium: 0.8%︎ Chromium: 5.4%︎ Germanium: 3.5%︎ Manganese: 4.9%︎ Carbon: 22.3%︎ Iron: 11.9%︎ Nickel: 9.0%︎ Phosphorus: 14.3%︎ Sulphur: 26.5%︎ HIP 21991 5 d - Icy body
Body distance2,934 LsEarth masses0.0072Radius1,696 kmGravity0.10 gSurface temperature122 K (-151°C/-240°F)Surface pressure0.50 atmVolcanismAtmosphereMethaneTerraforming︎ HIP 21991 7 - Icy body
Body distance3,800 LsEarth masses10.3137Radius14,935 kmGravity1.88 gSurface temperature54 K (-219°C/-362°F)Surface pressure1.82 atmVolcanismWater geysersAtmosphereHeliumTerraforming︎ HIP 21991 6 - Icy body
Body distance3,824 LsEarth masses44.3915Radius20,628 kmGravity4.24 gSurface temperature56 K (-217°C/-358°F)Surface pressure9.23 atmVolcanismWater geysersAtmosphereThick HeliumTerraforming