Star system
Horsehead Sector ES-J b9-0
Economy
Government
Allegiance
Independent
Star type
Class L star (brown dwarf)
Coordinates
376.53 / -239.19 / -724.59
Permit required
No
Powerplay
Unoccupied
Powers
︎ Horsehead Sector ES-J b9-0 A - Class L star (brown dwarf)
Body distance-Solar masses0.1992Solar radius0.3920︎ Horsehead Sector ES-J b9-0 A 1 - High metal content world
Body distance67 LsEarth masses0.2772Radius4,287 kmGravity0.61 gSurface temperature175 K (-98°C/-144°F)Surface pressure231.89 atmVolcanismAtmosphereThick Argon-richTerraforming︎ Horsehead Sector ES-J b9-0 A 2 - Icy body
Body distance201 LsEarth masses0.5725Radius6,566 kmGravity0.54 gSurface temperature88 K (-185°C/-302°F)Surface pressure0.68 atmVolcanismAtmosphereArgon-richTerraforming︎ Horsehead Sector ES-J b9-0 A 3 - Icy body
Body distance273 LsEarth masses0.4525Radius6,107 kmGravity0.49 gSurface temperature93 K (-180°C/-292°F)Surface pressure1.75 atmVolcanismAtmosphereArgon-richTerraforming︎ Horsehead Sector ES-J b9-0 A 4 - Icy body
Body distance343 LsEarth masses1.0893Radius7,946 kmGravity0.70 gSurface temperature136 K (-138°C/-216°F)Surface pressure1,910.42 atmVolcanismMinor Carbon dioxide geysersAtmosphereThick NitrogenTerraforming︎ Horsehead Sector ES-J b9-0 A 5 - Icy body
Body distance629 LsEarth masses0.4236Radius5,976 kmGravity0.48 gSurface temperature70 K (-203°C/-334°F)Surface pressure322.04 atmVolcanismAtmosphereThick Argon-richTerraforming︎ Horsehead Sector ES-J b9-0 A 5 a - Icy body Landable
Body distance629 LsEarth masses0.0080Radius1,774 kmGravity0.10 gSurface temperature54 K (-219°C/-362°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Tellurium: 0.8%︎ Cadmium: 1.0%︎ Tin: 0.8%︎ Arsenic: 1.4%︎ Manganese: 5.1%︎ Vanadium: 3.0%︎ Carbon: 23.5%︎ Iron: 12.3%︎ Nickel: 9.3%︎ Phosphorus: 15.0%︎ Sulphur: 27.9%︎ Horsehead Sector ES-J b9-0 A 4 a - Icy body
Body distance343 LsEarth masses0.0732Radius3,647 kmGravity0.22 gSurface temperature70 K (-204°C/-334°F)Surface pressure0.25 atmVolcanismAtmosphereNitrogenTerraforming︎ Horsehead Sector ES-J b9-0 BC 6 - Icy body
Body distance4,074 LsEarth masses0.9582Radius7,644 kmGravity0.67 gSurface temperature93 K (-180°C/-293°F)Surface pressure1,723.11 atmVolcanismMajor Water magmaAtmosphereThick NitrogenTerraforming︎ Horsehead Sector ES-J b9-0 BC 6 a - Icy body
Body distance4,315 LsEarth masses0.0690Radius3,578 kmGravity0.22 gSurface temperature134 K (-139°C/-218°F)Surface pressure3.48 atmVolcanismAtmosphereMethaneTerraforming︎ Horsehead Sector ES-J b9-0 BC 2 - Icy body
Body distance4,338 LsEarth masses0.8100Radius7,269 kmGravity0.62 gSurface temperature145 K (-129°C/-200°F)Surface pressure1,508.52 atmVolcanismMinor Water magmaAtmosphereThick NitrogenTerraforming︎ Horsehead Sector ES-J b9-0 BC 2 a - Icy body Landable
Body distance4,359 LsEarth masses0.0532Radius3,290 kmGravity0.20 gSurface temperature99 K (-174°C/-282°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Tellurium: 0.8%︎ Molybdenum: 0.8%︎ Niobium: 0.8%︎ Arsenic: 1.4%︎ Chromium: 5.4%︎ Manganese: 4.9%︎ Carbon: 22.9%︎ Iron: 12.0%︎ Nickel: 9.1%︎ Phosphorus: 14.7%︎ Sulphur: 27.2%︎ Horsehead Sector ES-J b9-0 B - Class L star (brown dwarf)
Body distance4,397 LsSolar masses0.1719Solar radius0.3069︎ Horsehead Sector ES-J b9-0 BC 5 - Icy body
Body distance4,397 LsEarth masses0.4869Radius6,247 kmGravity0.51 gSurface temperature93 K (-180°C/-292°F)Surface pressure604.36 atmVolcanismAtmosphereThick Argon-richTerraforming︎ Horsehead Sector ES-J b9-0 C - Class T star (brown dwarf)
Body distance4,400 LsSolar masses0.0859Solar radius0.2031︎ Horsehead Sector ES-J b9-0 BC 3 - Icy body
Body distance4,448 LsEarth masses0.6522Radius6,833 kmGravity0.57 gSurface temperature221 K (-52°C/-62°F)Surface pressure1,225.82 atmVolcanismAtmosphereThick Argon-richTerraforming︎ Horsehead Sector ES-J b9-0 BC 1 - Icy body
Body distance4,469 LsEarth masses0.3859Radius5,813 kmGravity0.46 gSurface temperature136 K (-138°C/-216°F)Surface pressure163.35 atmVolcanismAtmosphereThick NitrogenTerraforming︎ Horsehead Sector ES-J b9-0 BC 4 - Icy body
Body distance4,522 LsEarth masses0.5131Radius6,348 kmGravity0.52 gSurface temperature90 K (-184°C/-299°F)Surface pressure86.46 atmVolcanismAtmosphereThick NitrogenTerraforming︎ Horsehead Sector ES-J b9-0 BC 7 - Icy body
Body distance4,738 LsEarth masses0.7796Radius7,215 kmGravity0.61 gSurface temperature82 K (-191°C/-312°F)Surface pressure1,476.48 atmVolcanismAtmosphereThick Argon-richTerraforming