Star system
HIP 23421
Economy
Terraforming / Military
Government
Communism
Allegiance
Independent
Star type
Class A star Scoopable
Coordinates
56.03 / -74.28 / -168.19
Permit required
No
︎ HIP 23421 A - Class A star
Body distance-Solar masses1.4492Solar radius1.2896︎ HIP 23421 A 1 - Class II gas giant
Body distance3,536 LsRing/belt typeMetal rich (Pristine)Earth masses390.6460Radius73,450 kmGravity2.94 gSurface temperature173 K (-101°C/-149°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ HIP 23421 A 1 c - Rocky body Landable
Body distance3,527 LsEarth masses0.0024Radius940 kmGravity0.11 gSurface temperature128 K (-145°C/-230°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Ruthenium: 1.2%︎ Selenium: 3.0%︎ Niobium: 1.3%︎ Tin: 1.2%︎ Chromium: 8.7%︎ Germanium: 5.6%︎ Carbon: 15.9%︎ Iron: 19.4%︎ Nickel: 14.6%︎ Phosphorus: 10.2%︎ Sulphur: 18.9%︎ HIP 23421 A 1 b - Rocky body Landable
Body distance3,529 LsEarth masses0.0022Radius912 kmGravity0.11 gSurface temperature129 K (-145°C/-228°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Tellurium: 1.4%︎ Mercury: 0.8%︎ Niobium: 1.3%︎ Chromium: 8.4%︎ Manganese: 7.7%︎ Vanadium: 4.6%︎ Carbon: 15.3%︎ Iron: 18.6%︎ Nickel: 14.1%︎ Phosphorus: 9.8%︎ Sulphur: 18.2%︎ HIP 23421 A 1 a - Rocky body Landable
Body distance3,536 LsEarth masses0.0024Radius937 kmGravity0.11 gSurface temperature131 K (-142°C/-223°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Ruthenium: 1.3%︎ Selenium: 3.2%︎ Cadmium: 1.6%︎ Molybdenum: 1.3%︎ Arsenic: 2.7%︎ Zinc: 5.6%︎ Carbon: 17.0%︎ Iron: 20.6%︎ Nickel: 15.6%︎ Phosphorus: 10.9%︎ Sulphur: 20.2%︎ HIP 23421 A 1 d - Rocky body Landable
Body distance3,551 LsEarth masses0.0075Radius1,371 kmGravity0.16 gSurface temperature127 K (-147°C/-232°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Yttrium: 1.2%︎ Mercury: 0.9%︎ Niobium: 1.3%︎ Arsenic: 2.5%︎ Chromium: 8.8%︎ Germanium: 5.6%︎ Carbon: 16.1%︎ Iron: 19.5%︎ Nickel: 14.8%︎ Phosphorus: 10.3%︎ Sulphur: 19.1%︎ HIP 23421 B - Class F star
Body distance212,426 LsSolar masses1.4453Solar radius1.3141︎ HIP 23421 B 4 - High metal content world
Body distance210,817 LsEarth masses1.0347Radius6,146 kmGravity1.11 gSurface temperature244 K (-29°C/-21°F)Surface pressure1.29 atmVolcanismMajor Rocky magmaAtmosphereCarbon dioxide-richTerraforming︎ HIP 23421 B 2 - High metal content world
Body distance211,430 LsEarth masses0.4262Radius4,677 kmGravity0.79 gSurface temperature604 K (331°C/628°F)Surface pressure8.71 atmVolcanismAtmosphereHot Thick Carbon dioxideTerraformingTerraforming︎ HIP 23421 B 2 a - Rocky body Landable
Body distance211,861 LsEarth masses0.0317Radius2,165 kmGravity0.28 gSurface temperature283 K (10°C/49°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Tellurium: 1.4%︎ Molybdenum: 1.3%︎ Niobium: 1.4%︎ Chromium: 8.9%︎ Vanadium: 4.9%︎ Zinc: 5.4%︎ Carbon: 14.9%︎ Iron: 19.8%︎ Nickel: 15.0%︎ Phosphorus: 9.5%︎ Sulphur: 17.7%︎ HIP 23421 B 1 - High metal content world
Body distance212,113 LsEarth masses0.9053Radius5,905 kmGravity1.06 gSurface temperature1,128 K (855°C/1,571°F)Surface pressure147.79 atmVolcanismRocky magmaAtmosphereHot Thick Carbon dioxideTerraforming︎ HIP 23421 B 5 - High metal content world
Body distance212,226 LsEarth masses0.4249Radius4,717 kmGravity0.78 gSurface temperature140 K (-133°C/-207°F)Surface pressure2.81 atmVolcanismAtmosphereNitrogenTerraforming︎ HIP 23421 B 6 - High metal content world
Body distance212,431 LsEarth masses0.5501Radius5,058 kmGravity0.87 gSurface temperature231 K (-42°C/-43°F)Surface pressure3.67 atmVolcanismAtmosphereMethane-richTerraforming︎ HIP 23421 B 7 - High metal content world
Body distance212,521 LsEarth masses0.3854Radius4,552 kmGravity0.76 gSurface temperature243 K (-30°C/-22°F)Surface pressure8.57 atmVolcanismAtmosphereThick Carbon dioxideTerraforming︎ HIP 23421 B 3 - High metal content world
Body distance212,605 LsEarth masses0.2176Radius3,809 kmGravity0.61 gSurface temperature666 K (392°C/738°F)Surface pressure9.43 atmVolcanismAtmosphereHot Thick WaterTerraformingTerraformable