Star system
WISE 0855-0714
︎ WISE 0855-0714 - Class Y star (brown dwarf)
Body distance-Solar masses0.0469Solar radius0.0650︎ WISE 0855-0714 1 - Icy body
Body distance106 LsEarth masses1.4399Radius8,663 kmGravity0.78 gSurface temperature20 K (-253°C/-423°F)Surface pressure0.31 atmVolcanismMajor Water geysersAtmosphereHeliumTerraforming︎ WISE 0855-0714 1 a - Icy body Landable
Body distance106 LsEarth masses0.0460Radius3,140 kmGravity0.19 gSurface temperature20 K (-253°C/-424°F)Surface pressure0.00 atmVolcanismMinor Nitrogen magmaAtmosphereTerraforming︎ Ruthenium: 0.7%︎ Selenium: 4.2%︎ Cadmium: 0.9%︎ Molybdenum: 0.8%︎ Chromium: 5.3%︎ Zinc: 3.2%︎ Carbon: 22.7%︎ Iron: 11.7%︎ Nickel: 8.9%︎ Phosphorus: 14.6%︎ Sulphur: 27.0%︎ WISE 0855-0714 2 - Icy body
Body distance133 LsEarth masses1.9481Radius9,485 kmGravity0.88 gSurface temperature20 K (-253°C/-423°F)Surface pressure0.39 atmVolcanismMajor Water geysersAtmosphereHeliumTerraforming︎ WISE 0855-0714 3 - Icy body
Body distance193 LsEarth masses4.2879Radius11,861 kmGravity1.24 gSurface temperature20 K (-253°C/-423°F)Surface pressure0.78 atmVolcanismMajor Water geysersAtmosphereHeliumTerraforming︎ WISE 0855-0714 4 - Icy body
Body distance194 LsEarth masses4.0524Radius11,678 kmGravity1.21 gSurface temperature20 K (-253°C/-423°F)Surface pressure0.74 atmVolcanismMajor Water geysersAtmosphereHeliumTerraforming︎ WISE 0855-0714 5 - Class I gas giant
Body distance536 LsRing/belt typeIcy (Low)
Metal rich (Low)Earth masses57.5034Radius51,920 kmGravity0.87 gSurface temperature8 K (-265°C/-445°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ WISE 0855-0714 5 b - Icy body Landable
Body distance535 LsEarth masses0.0009Radius861 kmGravity0.05 gSurface temperature20 K (-253°C/-424°F)Surface pressure0.00 atmVolcanismMajor Water geysersAtmosphereTerraforming︎ Selenium: 4.2%︎ Yttrium: 0.7%︎ Molybdenum: 0.8%︎ Tungsten: 0.7%︎ Chromium: 5.4%︎ Germanium: 3.4%︎ Carbon: 22.5%︎ Iron: 12.0%︎ Nickel: 9.1%︎ Phosphorus: 14.4%︎ Sulphur: 26.8%︎ WISE 0855-0714 5 a - Icy body Landable
Body distance536 LsEarth masses0.0086Radius1,794 kmGravity0.11 gSurface temperature20 K (-253°C/-424°F)Surface pressure0.00 atmVolcanismMajor Water geysersAtmosphereTerraforming︎ Selenium: 4.1%︎ Tellurium: 0.9%︎ Cadmium: 0.9%︎ Tungsten: 0.7%︎ Chromium: 5.3%︎ Manganese: 4.9%︎ Carbon: 22.1%︎ Iron: 11.9%︎ Nickel: 9.0%︎ Phosphorus: 14.1%︎ Sulphur: 26.2%︎ WISE 0855-0714 6 - Class I gas giant
Body distance915 LsRing/belt typeIcy (Low)
Metal rich (Low)Earth masses33.6343Radius42,527 kmGravity0.76 gSurface temperature5 K (-268°C/-450°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ WISE 0855-0714 6 c - Icy body Landable
Body distance913 LsEarth masses0.0007Radius798 kmGravity0.05 gSurface temperature20 K (-253°C/-424°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Yttrium: 0.7%︎ Cadmium: 1.0%︎ Molybdenum: 0.8%︎ Arsenic: 1.6%︎ Chromium: 5.5%︎ Zinc: 3.3%︎ Carbon: 23.1%︎ Iron: 12.3%︎ Nickel: 9.3%︎ Phosphorus: 14.8%︎ Sulphur: 27.5%︎ WISE 0855-0714 6 a - Icy body Landable
Body distance915 LsEarth masses0.0007Radius782 kmGravity0.05 gSurface temperature20 K (-253°C/-424°F)Surface pressure0.00 atmVolcanismMajor Water geysersAtmosphereTerraforming︎ Antimony: 0.7%︎ Selenium: 4.1%︎ Cadmium: 0.9%︎ Niobium: 0.8%︎ Chromium: 5.3%︎ Manganese: 4.9%︎ Carbon: 22.1%︎ Iron: 11.8%︎ Nickel: 8.9%︎ Phosphorus: 14.2%︎ Sulphur: 26.3%︎ WISE 0855-0714 6 b - Icy body Landable
Body distance916 LsEarth masses0.0006Radius749 kmGravity0.04 gSurface temperature20 K (-253°C/-424°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Selenium: 4.1%︎ Technetium: 0.4%︎ Cadmium: 0.9%︎ Molybdenum: 0.8%︎ Chromium: 5.3%︎ Manganese: 4.9%︎ Carbon: 22.2%︎ Iron: 11.8%︎ Nickel: 8.9%︎ Phosphorus: 14.2%︎ Sulphur: 26.4%︎ WISE 0855-0714 6 d - Icy body Landable
Body distance916 LsEarth masses0.0006Radius762 kmGravity0.04 gSurface temperature20 K (-253°C/-424°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Ruthenium: 0.8%︎ Selenium: 4.4%︎ Cadmium: 1.0%︎ Niobium: 0.9%︎ Arsenic: 1.6%︎ Zirconium: 1.5%︎ Carbon: 23.9%︎ Iron: 12.7%︎ Nickel: 9.6%︎ Phosphorus: 15.3%︎ Sulphur: 28.4%︎ WISE 0855-0714 6 e - Icy body Landable
Body distance919 LsEarth masses0.0011Radius906 kmGravity0.05 gSurface temperature20 K (-253°C/-424°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Ruthenium: 0.8%︎ Selenium: 4.2%︎ Mercury: 0.5%︎ Tungsten: 0.7%︎ Manganese: 5.0%︎ Vanadium: 3.0%︎ Carbon: 22.7%︎ Iron: 12.2%︎ Nickel: 9.2%︎ Phosphorus: 14.6%︎ Sulphur: 27.0%︎ WISE 0855-0714 7 - Icy body
Body distance1,232 LsRing/belt typeIcy (Low)Earth masses3.2052Radius10,938 kmGravity1.09 gSurface temperature20 K (-253°C/-423°F)Surface pressure0.60 atmVolcanismMajor Water geysersAtmosphereHeliumTerraforming