Star system
55 Leonis
Economy
Industrial / Extraction
Government
Corporate
Allegiance
Independent
Star type
Class F star Scoopable
Coordinates
86.09 / 115.19 / -26.88
Permit required
No
︎ 55 Leonis - Class F star
Body distance-Solar masses1.7656Solar radius1.4420︎ 55 Leonis 1 - High metal content world Landable
Body distance87 LsEarth masses1.1140Radius6,282 kmGravity1.15 gSurface temperature946 K (673°C/1,244°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Ruthenium: 1.3%︎ Selenium: 2.4%︎ Molybdenum: 1.4%︎ Tin: 1.4%︎ Chromium: 9.8%︎ Manganese: 9.0%︎ Carbon: 12.9%︎ Iron: 21.7%︎ Nickel: 16.4%︎ Phosphorus: 8.3%︎ Sulphur: 15.4%︎ 55 Leonis 2 - High metal content world Landable
Body distance148 LsEarth masses1.0516Radius6,175 kmGravity1.12 gSurface temperature726 K (453°C/848°F)Surface pressure0.00 atmVolcanismMajor Rocky magmaAtmosphereTerraforming︎ Antimony: 1.0%︎ Tin: 1.5%︎ Tungsten: 1.3%︎ Vanadium: 5.8%︎ Zinc: 6.4%︎ Zirconium: 2.7%︎ Carbon: 14.1%︎ Iron: 23.6%︎ Nickel: 17.8%︎ Phosphorus: 9.0%︎ Sulphur: 16.7%︎ 55 Leonis 3 - High metal content world Landable
Body distance206 LsEarth masses1.3510Radius6,650 kmGravity1.24 gSurface temperature615 K (342°C/647°F)Surface pressure0.00 atmVolcanismMinor Silicate vapour geysersAtmosphereTerraforming︎ Selenium: 2.7%︎ Technetium: 0.9%︎ Molybdenum: 1.6%︎ Tin: 1.5%︎ Germanium: 5.0%︎ Vanadium: 5.9%︎ Carbon: 14.3%︎ Iron: 23.9%︎ Nickel: 18.1%︎ Phosphorus: 9.1%︎ Sulphur: 17.0%︎ 55 Leonis 4 - High metal content world Landable
Body distance283 LsEarth masses1.2134Radius6,443 kmGravity1.19 gSurface temperature525 K (252°C/485°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Antimony: 1.0%︎ Niobium: 1.6%︎ Tungsten: 1.3%︎ Arsenic: 2.2%︎ Chromium: 10.3%︎ Germanium: 4.8%︎ Carbon: 13.7%︎ Iron: 22.9%︎ Nickel: 17.3%︎ Phosphorus: 8.7%︎ Sulphur: 16.3%︎ 55 Leonis 5 - High metal content world Landable
Body distance283 LsEarth masses1.0524Radius6,176 kmGravity1.12 gSurface temperature525 K (252°C/485°F)Surface pressure0.00 atmVolcanismMajor Rocky magmaAtmosphereTerraforming︎ Ruthenium: 1.3%︎ Cadmium: 1.7%︎ Molybdenum: 1.4%︎ Manganese: 9.0%︎ Vanadium: 5.4%︎ Zinc: 5.9%︎ Carbon: 13.0%︎ Iron: 21.8%︎ Nickel: 16.5%︎ Phosphorus: 8.3%︎ Sulphur: 15.5%︎ 55 Leonis 6 - High metal content world
Body distance661 LsEarth masses4.5550Radius9,375 kmGravity2.11 gSurface temperature1,244 K (971°C/1,779°F)Surface pressure629.56 atmVolcanismMajor Silicate vapour geysersAtmosphereHot Thick Carbon dioxideTerraforming︎ 55 Leonis 7 - High metal content world
Body distance888 LsEarth masses3.4681Radius8,703 kmGravity1.86 gSurface temperature1,041 K (768°C/1,414°F)Surface pressure491.40 atmVolcanismMajor Silicate vapour geysersAtmosphereHot Thick Carbon dioxideTerraforming︎ 55 Leonis 8 - Class II gas giant
Body distance2,674 LsRing/belt typeMetal rich (Pristine)Earth masses175.4600Radius66,246 kmGravity1.63 gSurface temperature186 K (-87°C/-124°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ 55 Leonis 8 f - Rocky body Landable
Body distance2,657 LsEarth masses0.0003Radius455 kmGravity0.05 gSurface temperature173 K (-101°C/-149°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Antimony: 1.1%︎ Niobium: 1.3%︎ Tungsten: 1.0%︎ Chromium: 8.3%︎ Manganese: 7.6%︎ Zinc: 5.0%︎ Carbon: 15.2%︎ Iron: 18.5%︎ Nickel: 14.0%︎ Phosphorus: 9.7%︎ Sulphur: 18.1%︎ 55 Leonis 8 e - Rocky body Landable
Body distance2,666 LsEarth masses0.0004Radius514 kmGravity0.06 gSurface temperature173 K (-100°C/-148°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Ruthenium: 1.2%︎ Mercury: 0.8%︎ Tungsten: 1.1%︎ Chromium: 8.7%︎ Vanadium: 4.7%︎ Zinc: 5.2%︎ Carbon: 15.7%︎ Iron: 19.3%︎ Nickel: 14.6%︎ Phosphorus: 10.1%︎ Sulphur: 18.7%︎ 55 Leonis 8 d - Rocky body Landable
Body distance2,669 LsEarth masses0.0003Radius475 kmGravity0.06 gSurface temperature173 K (-100°C/-148°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Technetium: 0.7%︎ Mercury: 0.9%︎ Niobium: 1.4%︎ Manganese: 8.3%︎ Vanadium: 4.9%︎ Zirconium: 2.3%︎ Carbon: 16.4%︎ Iron: 20.0%︎ Nickel: 15.1%︎ Phosphorus: 10.5%︎ Sulphur: 19.5%︎ 55 Leonis 8 a - Rocky body Landable
Body distance2,673 LsEarth masses0.0003Radius457 kmGravity0.05 gSurface temperature175 K (-99°C/-146°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Antimony: 1.2%︎ Cadmium: 1.5%︎ Molybdenum: 1.3%︎ Germanium: 5.7%︎ Vanadium: 4.8%︎ Zinc: 5.3%︎ Carbon: 16.1%︎ Iron: 19.6%︎ Nickel: 14.9%︎ Phosphorus: 10.3%︎ Sulphur: 19.2%︎ 55 Leonis 8 c - Rocky body Landable
Body distance2,677 LsEarth masses0.0002Radius388 kmGravity0.04 gSurface temperature173 K (-100°C/-148°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Antimony: 1.2%︎ Molybdenum: 1.3%︎ Tin: 1.2%︎ Arsenic: 2.5%︎ Chromium: 8.8%︎ Zinc: 5.3%︎ Carbon: 16.1%︎ Iron: 19.5%︎ Nickel: 14.8%︎ Phosphorus: 10.3%︎ Sulphur: 19.1%︎ 55 Leonis 8 b - Rocky body Landable
Body distance2,677 LsEarth masses0.0002Radius413 kmGravity0.05 gSurface temperature173 K (-100°C/-148°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Ruthenium: 1.2%︎ Cadmium: 1.5%︎ Mercury: 0.8%︎ Chromium: 8.6%︎ Manganese: 7.9%︎ Zirconium: 2.2%︎ Carbon: 15.7%︎ Iron: 19.1%︎ Nickel: 14.4%︎ Phosphorus: 10.0%︎ Sulphur: 18.6%︎ 55 Leonis 9 - Gas giant with ammonia-based life
Body distance3,872 LsEarth masses12.6045Radius23,047 kmGravity0.96 gSurface temperature140 K (-133°C/-208°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ 55 Leonis 9 d - Rocky body Landable
Body distance3,870 LsEarth masses0.0003Radius456 kmGravity0.05 gSurface temperature157 K (-116°C/-177°F)Surface pressure0.01 atmVolcanismAtmosphereThin Carbon dioxideTerraforming︎ Polonium: 0.5%︎ Cadmium: 1.5%︎ Tungsten: 1.1%︎ Arsenic: 2.5%︎ Chromium: 8.8%︎ Zinc: 5.3%︎ Carbon: 16.1%︎ Iron: 19.6%︎ Nickel: 14.9%︎ Phosphorus: 10.3%︎ Sulphur: 19.2%︎ 55 Leonis 9 a - Rocky body Landable
Body distance3,871 LsEarth masses0.0005Radius550 kmGravity0.06 gSurface temperature160 K (-114°C/-172°F)Surface pressure0.01 atmVolcanismAtmosphereThin Carbon dioxideTerraforming︎ Antimony: 1.1%︎ Cadmium: 1.4%︎ Niobium: 1.3%︎ Chromium: 8.3%︎ Manganese: 7.7%︎ Vanadium: 4.5%︎ Carbon: 15.2%︎ Iron: 18.5%︎ Nickel: 14.0%︎ Phosphorus: 9.7%︎ Sulphur: 18.1%︎ 55 Leonis 9 b - Rocky body Landable
Body distance3,874 LsEarth masses0.0002Radius442 kmGravity0.05 gSurface temperature157 K (-117°C/-178°F)Surface pressure0.00 atmVolcanismAtmosphereThin Carbon dioxideTerraforming︎ Technetium: 0.7%︎ Cadmium: 1.5%︎ Mercury: 0.8%︎ Germanium: 5.6%︎ Manganese: 8.0%︎ Vanadium: 4.7%︎ Carbon: 15.8%︎ Iron: 19.3%︎ Nickel: 14.6%︎ Phosphorus: 10.1%︎ Sulphur: 18.8%︎ 55 Leonis 9 c - Rocky body Landable
Body distance3,875 LsEarth masses0.0003Radius446 kmGravity0.05 gSurface temperature157 K (-117°C/-178°F)Surface pressure0.00 atmVolcanismAtmosphereThin Carbon dioxideTerraforming︎ Tellurium: 1.4%︎ Cadmium: 1.4%︎ Tin: 1.1%︎ Chromium: 8.3%︎ Germanium: 5.3%︎ Manganese: 7.6%︎ Carbon: 15.1%︎ Iron: 18.4%︎ Nickel: 13.9%︎ Phosphorus: 9.7%︎ Sulphur: 17.9%︎ 55 Leonis 9 e - Rocky body Landable
Body distance3,876 LsEarth masses0.0004Radius538 kmGravity0.06 gSurface temperature159 K (-114°C/-173°F)Surface pressure0.01 atmVolcanismAtmosphereThin Carbon dioxideTerraforming︎ Antimony: 1.2%︎ Selenium: 3.0%︎ Cadmium: 1.5%︎ Niobium: 1.3%︎ Chromium: 8.8%︎ Vanadium: 4.8%︎ Carbon: 16.0%︎ Iron: 19.5%︎ Nickel: 14.7%︎ Phosphorus: 10.2%︎ Sulphur: 19.0%︎ 55 Leonis 10 - Rocky ice world
Body distance5,235 LsRing/belt typeMetal rich (Pristine)Earth masses13.3058Radius14,230 kmGravity2.67 gSurface temperature1,497 K (1,224°C/2,235°F)Surface pressure2,769,671.85 atmVolcanismMajor Silicate vapour geysersAtmosphereHot Thick WaterTerraforming︎ 55 Leonis 11 - Icy body
Body distance6,923 LsRing/belt typeIcy (Pristine)Earth masses18.4681Radius17,189 kmGravity2.54 gSurface temperature141 K (-132°C/-205°F)Surface pressure1,848.21 atmVolcanismWater geysersAtmosphereThick NitrogenTerraforming