Star system
HIP 54977
Economy
Military / Terraforming
Government
Theocracy
Allegiance
Independent
Star type
Class G star Scoopable
Coordinates
170.44 / 22.84 / 58.69
Permit required
No
Powerplay
Unoccupied
Powers
︎ HIP 54977 - Class G star
Body distance-Solar masses0.9688Solar radius1.0790︎ HIP 54977 1 - High metal content world
Body distance469 LsEarth masses0.6318Radius5,286 kmGravity0.92 gSurface temperature713 K (440°C/824°F)Surface pressure112.19 atmVolcanismAtmosphereHot Thick Carbon dioxideTerraformingTerraformable︎ HIP 54977 1 a - Rocky body Landable
Body distance469 LsEarth masses0.0224Radius1,931 kmGravity0.24 gSurface temperature243 K (-30°C/-22°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Antimony: 1.2%︎ Selenium: 2.9%︎ Molybdenum: 1.4%︎ Niobium: 1.4%︎ Chromium: 9.4%︎ Zirconium: 2.4%︎ Carbon: 15.7%︎ Iron: 21.0%︎ Nickel: 15.9%︎ Phosphorus: 10.0%︎ Sulphur: 18.7%︎ HIP 54977 2 - High metal content world
Body distance645 LsEarth masses0.6970Radius5,454 kmGravity0.95 gSurface temperature359 K (86°C/187°F)Surface pressure4.32 atmVolcanismAtmosphereWater-richTerraformingTerraformable︎ HIP 54977 2 a - Rocky body Landable
Body distance644 LsEarth masses0.0054Radius1,212 kmGravity0.15 gSurface temperature207 K (-66°C/-87°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Yttrium: 1.2%︎ Cadmium: 1.6%︎ Mercury: 0.9%︎ Chromium: 9.2%︎ Zinc: 5.6%︎ Zirconium: 2.4%︎ Carbon: 15.3%︎ Iron: 20.4%︎ Nickel: 15.5%︎ Phosphorus: 9.8%︎ Sulphur: 18.2%︎ HIP 54977 3 - High metal content world
Body distance910 LsEarth masses0.7971Radius5,667 kmGravity1.01 gSurface temperature361 K (88°C/191°F)Surface pressure7.83 atmVolcanismAtmosphereThick Ammonia-richTerraforming︎ HIP 54977 4 - Rocky ice world
Body distance1,294 LsEarth masses0.4627Radius5,709 kmGravity0.58 gSurface temperature182 K (-91°C/-132°F)Surface pressure870.38 atmVolcanismAtmosphereThick Argon-richTerraforming︎ HIP 54977 5 - Rocky ice world
Body distance1,795 LsEarth masses0.9563Radius7,080 kmGravity0.77 gSurface temperature347 K (74°C/165°F)Surface pressure1,587.55 atmVolcanismWater geysersAtmosphereThick Methane-richTerraforming︎ HIP 54977 5 a - Icy body Landable
Body distance1,797 LsEarth masses0.0539Radius3,187 kmGravity0.22 gSurface temperature110 K (-163°C/-262°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Ruthenium: 0.9%︎ Cadmium: 1.1%︎ Mercury: 0.6%︎ Arsenic: 1.6%︎ Chromium: 6.2%︎ Manganese: 5.7%︎ Carbon: 21.0%︎ Iron: 13.9%︎ Nickel: 10.5%︎ Phosphorus: 13.5%︎ Sulphur: 25.0%︎ HIP 54977 6 - Rocky ice world
Body distance2,550 LsEarth masses0.6170Radius6,237 kmGravity0.64 gSurface temperature131 K (-142°C/-224°F)Surface pressure1,087.66 atmVolcanismMajor Water magmaAtmosphereThick NitrogenTerraforming︎ HIP 54977 7 - Icy body
Body distance4,466 LsEarth masses1.2231Radius8,262 kmGravity0.73 gSurface temperature72 K (-202°C/-331°F)Surface pressure0.82 atmVolcanismWater geysersAtmosphereArgon-richTerraforming︎ HIP 54977 8 - High metal content world
Body distance22,290 LsEarth masses4.8613Radius9,500 kmGravity2.19 gSurface temperature41 K (-232°C/-386°F)Surface pressure0.12 atmVolcanismMajor Silicate vapour geysersAtmosphereHeliumTerraforming