Star system
HIP 78399
Economy
Industrial / Extraction
Government
Corporate
Allegiance
Independent
Star type
Class G star Scoopable
Coordinates
-19.38 / 78.94 / 104.25
Permit required
No
Powerplay
Exploited
Powers
Edmund Mahon (Controlling)
︎ HIP 78399 - Class G star
Body distance-Solar masses0.9727Solar radius0.9740︎ HIP 78399 1 - High metal content world
Body distance298 LsEarth masses2.3921Radius7,838 kmGravity1.58 gSurface temperature1,003 K (730°C/1,345°F)Surface pressure354.08 atmVolcanismMinor Silicate vapour geysersAtmosphereHot Thick Carbon dioxideTerraforming︎ HIP 78399 2 - High metal content world
Body distance756 LsEarth masses0.7738Radius5,603 kmGravity1.00 gSurface temperature388 K (115°C/238°F)Surface pressure6.22 atmVolcanismAtmosphereThick Ammonia-richTerraforming︎ HIP 78399 2 a - Rocky body Landable
Body distance756 LsEarth masses0.0369Radius2,269 kmGravity0.29 gSurface temperature187 K (-87°C/-124°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Antimony: 1.2%︎ Selenium: 2.9%︎ Mercury: 0.9%︎ Tin: 1.3%︎ Arsenic: 2.5%︎ Chromium: 9.5%︎ Carbon: 15.7%︎ Iron: 21.2%︎ Nickel: 16.0%︎ Phosphorus: 10.1%︎ Sulphur: 18.7%︎ HIP 78399 3 - High metal content world
Body distance1,058 LsEarth masses0.2177Radius3,807 kmGravity0.61 gSurface temperature247 K (-26°C/-15°F)Surface pressure0.52 atmVolcanismAtmosphereCarbon dioxideTerraforming︎ HIP 78399 4 - Rocky ice world
Body distance1,390 LsEarth masses0.6913Radius6,435 kmGravity0.68 gSurface temperature145 K (-128°C/-199°F)Surface pressure97.46 atmVolcanismMajor Water magmaAtmosphereThick Argon-richTerraforming︎ HIP 78399 5 - Rocky ice world
Body distance1,938 LsEarth masses1.1322Radius7,444 kmGravity0.83 gSurface temperature383 K (110°C/230°F)Surface pressure1,954.20 atmVolcanismWater geysersAtmosphereThick Methane-richTerraforming︎ HIP 78399 5 a - Icy body Landable
Body distance1,936 LsEarth masses0.0319Radius2,683 kmGravity0.18 gSurface temperature103 K (-170°C/-274°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Antimony: 0.8%︎ Molybdenum: 0.9%︎ Tin: 0.9%︎ Chromium: 6.3%︎ Manganese: 5.8%︎ Zirconium: 1.6%︎ Carbon: 21.0%︎ Iron: 13.9%︎ Nickel: 10.5%︎ Phosphorus: 13.4%︎ Sulphur: 24.9%︎ HIP 78399 6 - Rocky ice world
Body distance2,463 LsEarth masses0.4914Radius5,797 kmGravity0.59 gSurface temperature95 K (-178°C/-289°F)Surface pressure1.29 atmVolcanismAtmosphereArgon-richTerraforming︎ HIP 78399 7 - Icy body
Body distance4,427 LsEarth masses4.3778Radius11,917 kmGravity1.25 gSurface temperature385 K (112°C/234°F)Surface pressure12,723.32 atmVolcanismMajor Water geysersAtmosphereThick MethaneTerraforming