Star system
HIP 91644
Economy
Industrial / Military
Government
Patronage
Allegiance
Empire
Star type
Class M star Scoopable
Coordinates
50.47 / -50.53 / 109.81
Permit required
No
Powerplay
Exploited
Powers
︎ HIP 91644 - Class M star
Body distance-Solar masses0.4141Solar radius0.5827︎ HIP 91644 1 - Class III gas giant
Body distance1,131 LsEarth masses1,117.1600Radius75,472 kmGravity7.97 gSurface temperature265 K (-8°C/18°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ HIP 91644 1 a - Icy body Landable
Body distance1,105 LsEarth masses0.2545Radius5,425 kmGravity0.35 gSurface temperature74 K (-200°C/-327°F)Surface pressure0.02 atmVolcanismAtmosphereThin Neon-richTerraforming︎ Antimony: 0.7%︎ Selenium: 4.3%︎ Molybdenum: 0.8%︎ Niobium: 0.8%︎ Vanadium: 3.0%︎ Zinc: 3.3%︎ Carbon: 23.3%︎ Iron: 12.1%︎ Nickel: 9.1%︎ Phosphorus: 14.9%︎ Sulphur: 27.7%︎ HIP 91644 2 - Class III gas giant
Body distance1,913 LsRing/belt typeMetal rich (Major)Earth masses2,597.0500Radius69,689 kmGravity21.73 gSurface temperature613 K (340°C/645°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ HIP 91644 2 g - Icy body Landable
Body distance1,872 LsRing/belt typeIcy (Major)Earth masses0.2483Radius5,384 kmGravity0.35 gSurface temperature69 K (-204°C/-336°F)Surface pressure0.01 atmVolcanismAtmosphereThin Neon-richTerraforming︎ Selenium: 4.2%︎ Yttrium: 0.7%︎ Cadmium: 0.9%︎ Niobium: 0.8%︎ Chromium: 5.2%︎ Manganese: 4.8%︎ Carbon: 22.3%︎ Iron: 11.6%︎ Nickel: 8.7%︎ Phosphorus: 14.3%︎ Sulphur: 26.6%︎ HIP 91644 2 a - Icy body Landable
Body distance1,915 LsEarth masses0.0352Radius2,808 kmGravity0.18 gSurface temperature114 K (-159°C/-254°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Antimony: 0.8%︎ Selenium: 4.1%︎ Mercury: 0.6%︎ Molybdenum: 0.8%︎ Chromium: 5.7%︎ Zinc: 3.5%︎ Carbon: 22.0%︎ Iron: 12.7%︎ Nickel: 9.6%︎ Phosphorus: 14.1%︎ Sulphur: 26.1%︎ HIP 91644 2 b - Icy body Landable
Body distance1,916 LsEarth masses0.0194Radius2,345 kmGravity0.14 gSurface temperature107 K (-166°C/-267°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Selenium: 4.3%︎ Tellurium: 0.9%︎ Molybdenum: 0.8%︎ Tungsten: 0.7%︎ Germanium: 3.5%︎ Zinc: 3.3%︎ Carbon: 23.0%︎ Iron: 12.3%︎ Nickel: 9.3%︎ Phosphorus: 14.7%︎ Sulphur: 27.3%︎ HIP 91644 2 e - Icy body Landable
Body distance1,919 LsEarth masses0.0759Radius3,645 kmGravity0.23 gSurface temperature86 K (-188°C/-306°F)Surface pressure0.01 atmVolcanismMajor Water geysersAtmosphereThin ArgonTerraforming︎ Tellurium: 0.9%︎ Niobium: 0.8%︎ Tungsten: 0.7%︎ Germanium: 3.6%︎ Manganese: 5.1%︎ Zirconium: 1.4%︎ Carbon: 23.2%︎ Iron: 12.4%︎ Nickel: 9.4%︎ Phosphorus: 14.8%︎ Sulphur: 27.5%︎ HIP 91644 2 c a - Icy body Landable
Body distance1,922 LsEarth masses0.0024Radius1,206 kmGravity0.07 gSurface temperature98 K (-175°C/-283°F)Surface pressure0.00 atmVolcanismWater geysersAtmosphereTerraforming︎ Ruthenium: 0.6%︎ Selenium: 4.7%︎ Tin: 0.5%︎ Tungsten: 0.5%︎ Chromium: 4.2%︎ Zirconium: 1.1%︎ Carbon: 25.5%︎ Iron: 9.3%︎ Nickel: 7.1%︎ Phosphorus: 16.3%︎ Sulphur: 30.3%︎ HIP 91644 2 c - Icy body Landable
Body distance1,922 LsEarth masses0.0435Radius3,042 kmGravity0.19 gSurface temperature98 K (-175°C/-283°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Ruthenium: 0.7%︎ Selenium: 4.1%︎ Cadmium: 0.9%︎ Mercury: 0.5%︎ Chromium: 5.4%︎ Manganese: 4.9%︎ Carbon: 22.1%︎ Iron: 11.9%︎ Nickel: 9.0%︎ Phosphorus: 14.1%︎ Sulphur: 26.3%︎ HIP 91644 2 d - Icy body Landable
Body distance1,927 LsEarth masses0.0696Radius3,551 kmGravity0.22 gSurface temperature86 K (-188°C/-306°F)Surface pressure0.01 atmVolcanismMajor Water geysersAtmosphereThin ArgonTerraforming︎ Ruthenium: 0.7%︎ Molybdenum: 0.8%︎ Niobium: 0.8%︎ Chromium: 5.3%︎ Germanium: 3.4%︎ Manganese: 4.9%︎ Carbon: 22.3%︎ Iron: 11.8%︎ Nickel: 9.0%︎ Phosphorus: 14.3%︎ Sulphur: 26.6%︎ HIP 91644 2 f - Icy body Landable
Body distance1,935 LsEarth masses0.0358Radius2,861 kmGravity0.18 gSurface temperature81 K (-192°C/-314°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Tellurium: 0.9%︎ Mercury: 0.5%︎ Tin: 0.7%︎ Arsenic: 1.6%︎ Chromium: 5.5%︎ Manganese: 5.0%︎ Carbon: 22.8%︎ Iron: 12.2%︎ Nickel: 9.2%︎ Phosphorus: 14.6%︎ Sulphur: 27.1%︎ HIP 91644 3 - Icy body
Body distance3,327 LsEarth masses51.2776Radius21,159 kmGravity4.66 gSurface temperature41 K (-232°C/-386°F)Surface pressure11.09 atmVolcanismWater geysersAtmosphereThick HeliumTerraforming︎ HIP 91644 3 a - Icy body
Body distance3,317 LsEarth masses2.1531Radius10,383 kmGravity0.81 gSurface temperature38 K (-235°C/-390°F)Surface pressure0.43 atmVolcanismMajor Water geysersAtmosphereHeliumTerraforming︎ HIP 91644 4 - Class I gas giant
Body distance19,445 LsEarth masses26.0533Radius23,465 kmGravity1.92 gSurface temperature22 K (-251°C/-420°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming