Star system
91 Sigma-1 Tauri
Economy
Refinery / Agriculture
Government
Democracy
Allegiance
Federation
Star type
Class A star Scoopable
Coordinates
5.88 / -49.03 / -138.53
Permit required
No
Powerplay
Exploited
Powers
︎ 91 Sigma-1 Tauri A - Class A star
Body distance-Solar masses1.5625Solar radius1.3338︎ 91 Sigma-1 Tauri A 1 - High metal content world Landable
Body distance265 LsEarth masses3.5272Radius8,737 kmGravity1.88 gSurface temperature708 K (435°C/816°F)Surface pressure0.00 atmVolcanismMajor Silicate vapour geysersAtmosphereTerraforming︎ Yttrium: 1.3%︎ Cadmium: 1.7%︎ Tungsten: 1.2%︎ Chromium: 10.1%︎ Zinc: 6.1%︎ Zirconium: 2.6%︎ Carbon: 13.3%︎ Iron: 22.4%︎ Nickel: 16.9%︎ Phosphorus: 8.5%︎ Sulphur: 15.8%︎ 91 Sigma-1 Tauri A 3 - High metal content world Landable
Body distance442 LsEarth masses0.3503Radius4,416 kmGravity0.73 gSurface temperature559 K (286°C/547°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Ruthenium: 1.3%︎ Cadmium: 1.7%︎ Niobium: 1.5%︎ Chromium: 9.7%︎ Manganese: 8.9%︎ Zirconium: 2.5%︎ Carbon: 12.8%︎ Iron: 21.6%︎ Nickel: 16.4%︎ Phosphorus: 8.2%︎ Sulphur: 15.3%︎ 91 Sigma-1 Tauri A 2 - High metal content world Landable
Body distance443 LsEarth masses0.5505Radius5,076 kmGravity0.87 gSurface temperature559 K (286°C/547°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Ruthenium: 1.6%︎ Selenium: 2.8%︎ Cadmium: 2.0%︎ Tin: 1.6%︎ Arsenic: 2.3%︎ Zirconium: 2.9%︎ Carbon: 15.0%︎ Iron: 25.2%︎ Nickel: 19.1%︎ Phosphorus: 9.6%︎ Sulphur: 17.8%︎ 91 Sigma-1 Tauri A 4 - High metal content world
Body distance812 LsEarth masses0.4853Radius4,884 kmGravity0.83 gSurface temperature448 K (175°C/346°F)Surface pressure0.92 atmVolcanismAtmosphereSulphur dioxideTerraforming︎ 91 Sigma-1 Tauri A 5 - High metal content world
Body distance1,074 LsEarth masses0.7296Radius5,530 kmGravity0.97 gSurface temperature952 K (679°C/1,255°F)Surface pressure33.94 atmVolcanismAtmosphereHot Thick Carbon dioxideTerraforming︎ 91 Sigma-1 Tauri A 6 - High metal content world
Body distance1,515 LsEarth masses0.7987Radius5,683 kmGravity1.01 gSurface temperature972 K (698°C/1,289°F)Surface pressure138.26 atmVolcanismRocky magmaAtmosphereHot Thick Carbon dioxideTerraforming︎ 91 Sigma-1 Tauri B - Class G star
Body distance14,213 LsSolar masses1.0430Solar radius1.0873︎ 91 Sigma-1 Tauri B 9 - High metal content world
Body distance12,377 LsRing/belt typeMetal rich (Major)Earth masses2.7359Radius8,161 kmGravity1.67 gSurface temperature1,685 K (1,412°C/2,574°F)Surface pressure26,871.45 atmVolcanismMetallic magmaAtmosphereHot Thick WaterTerraforming︎ 91 Sigma-1 Tauri B 9 f - Rocky body Landable
Body distance12,922 LsEarth masses0.0002Radius401 kmGravity0.05 gSurface temperature221 K (-52°C/-62°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Ruthenium: 1.2%︎ Tin: 1.2%︎ Tungsten: 1.1%︎ Arsenic: 2.5%︎ Germanium: 5.6%︎ Manganese: 8.1%︎ Carbon: 16.1%︎ Iron: 19.7%︎ Nickel: 14.9%︎ Phosphorus: 10.3%︎ Sulphur: 19.2%︎ 91 Sigma-1 Tauri B 9 g - Rocky body Landable
Body distance12,983 LsEarth masses0.0049Radius1,179 kmGravity0.14 gSurface temperature221 K (-52°C/-62°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Tellurium: 1.3%︎ Mercury: 0.9%︎ Tungsten: 1.1%︎ Chromium: 8.8%︎ Germanium: 5.2%︎ Zinc: 5.3%︎ Carbon: 15.2%︎ Iron: 19.6%︎ Nickel: 14.9%︎ Phosphorus: 9.7%︎ Sulphur: 18.0%︎ 91 Sigma-1 Tauri B 9 e - Rocky body Landable
Body distance13,030 LsEarth masses0.0002Radius419 kmGravity0.05 gSurface temperature221 K (-52°C/-62°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Yttrium: 1.1%︎ Cadmium: 1.5%︎ Niobium: 1.3%︎ Chromium: 8.5%︎ Germanium: 5.4%︎ Zinc: 5.1%︎ Carbon: 15.5%︎ Iron: 18.9%︎ Nickel: 14.3%︎ Phosphorus: 9.9%︎ Sulphur: 18.4%︎ 91 Sigma-1 Tauri B 9 d - Rocky body Landable
Body distance13,045 LsEarth masses0.0002Radius385 kmGravity0.04 gSurface temperature221 K (-52°C/-62°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Antimony: 1.1%︎ Cadmium: 1.4%︎ Tungsten: 1.0%︎ Chromium: 8.4%︎ Manganese: 7.7%︎ Vanadium: 4.6%︎ Carbon: 15.2%︎ Iron: 18.6%︎ Nickel: 14.1%︎ Phosphorus: 9.8%︎ Sulphur: 18.1%︎ 91 Sigma-1 Tauri B 9 b - Rocky body Landable
Body distance13,057 LsEarth masses0.0002Radius413 kmGravity0.05 gSurface temperature221 K (-52°C/-62°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Selenium: 3.0%︎ Yttrium: 1.2%︎ Mercury: 0.9%︎ Tungsten: 1.1%︎ Chromium: 8.8%︎ Germanium: 5.6%︎ Carbon: 16.0%︎ Iron: 19.5%︎ Nickel: 14.8%︎ Phosphorus: 10.2%︎ Sulphur: 19.0%︎ 91 Sigma-1 Tauri B 9 a - Rocky body Landable
Body distance13,057 LsEarth masses0.0002Radius407 kmGravity0.05 gSurface temperature221 K (-52°C/-62°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Technetium: 0.7%︎ Mercury: 0.8%︎ Niobium: 1.3%︎ Germanium: 5.5%︎ Manganese: 8.0%︎ Zinc: 5.2%︎ Carbon: 15.8%︎ Iron: 19.3%︎ Nickel: 14.6%︎ Phosphorus: 10.1%︎ Sulphur: 18.8%︎ 91 Sigma-1 Tauri B 9 c - Rocky body Landable
Body distance13,059 LsEarth masses0.0002Radius406 kmGravity0.05 gSurface temperature221 K (-52°C/-62°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Selenium: 3.1%︎ Technetium: 0.7%︎ Molybdenum: 1.3%︎ Niobium: 1.4%︎ Arsenic: 2.6%︎ Manganese: 8.4%︎ Carbon: 16.6%︎ Iron: 20.3%︎ Nickel: 15.3%︎ Phosphorus: 10.6%︎ Sulphur: 19.7%︎ 91 Sigma-1 Tauri B 7 - High metal content world
Body distance13,508 LsEarth masses1.7595Radius7,177 kmGravity1.39 gSurface temperature821 K (547°C/1,017°F)Surface pressure109.99 atmVolcanismMinor Metallic magmaAtmosphereHot Thick Carbon dioxideTerraformingTerraforming︎ 91 Sigma-1 Tauri B 8 - High metal content world
Body distance13,707 LsEarth masses1.5543Radius6,923 kmGravity1.32 gSurface temperature906 K (632°C/1,170°F)Surface pressure243.61 atmVolcanismMinor Silicate vapour geysersAtmosphereHot Thick Carbon dioxideTerraformingTerraformable︎ 91 Sigma-1 Tauri B 6 - High metal content world
Body distance13,715 LsEarth masses1.4776Radius6,822 kmGravity1.29 gSurface temperature985 K (712°C/1,314°F)Surface pressure234.20 atmVolcanismMinor Silicate vapour geysersAtmosphereHot Thick Carbon dioxideTerraforming︎ 91 Sigma-1 Tauri B 4 - High metal content world
Body distance14,049 LsEarth masses0.9376Radius5,963 kmGravity1.07 gSurface temperature1,188 K (915°C/1,678°F)Surface pressure105.77 atmVolcanismMajor Rocky magmaAtmosphereHot Thick Carbon dioxideTerraforming︎ 91 Sigma-1 Tauri B 3 - High metal content world Landable
Body distance14,053 LsEarth masses3.7801Radius8,905 kmGravity1.94 gSurface temperature522 K (249°C/480°F)Surface pressure0.00 atmVolcanismMajor Silicate vapour geysersAtmosphereTerraforming︎ Yttrium: 1.3%︎ Molybdenum: 1.4%︎ Tungsten: 1.2%︎ Chromium: 9.8%︎ Vanadium: 5.4%︎ Zinc: 5.9%︎ Carbon: 13.0%︎ Iron: 21.8%︎ Nickel: 16.5%︎ Phosphorus: 8.3%︎ Sulphur: 15.4%︎ 91 Sigma-1 Tauri B 5 - High metal content world
Body distance14,090 LsEarth masses0.8081Radius5,703 kmGravity1.01 gSurface temperature1,037 K (764°C/1,406°F)Surface pressure128.25 atmVolcanismRocky magmaAtmosphereHot Thick Carbon dioxideTerraforming︎ 91 Sigma-1 Tauri B 1 - Metal-rich body Landable
Body distance14,224 LsEarth masses0.1341Radius2,626 kmGravity0.79 gSurface temperature1,037 K (764°C/1,407°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Yttrium: 2.0%︎ Tin: 2.2%︎ Tungsten: 1.8%︎ Chromium: 14.8%︎ Manganese: 13.6%︎ Vanadium: 8.1%︎ Iron: 32.8%︎ Nickel: 24.8%︎ 91 Sigma-1 Tauri B 2 - High metal content world Landable
Body distance14,226 LsEarth masses2.7376Radius8,142 kmGravity1.68 gSurface temperature817 K (543°C/1,010°F)Surface pressure0.00 atmVolcanismMetallic magmaAtmosphereTerraforming︎ Yttrium: 1.4%︎ Cadmium: 1.8%︎ Niobium: 1.5%︎ Manganese: 9.3%︎ Vanadium: 5.6%︎ Zirconium: 2.6%︎ Carbon: 13.4%︎ Iron: 22.6%︎ Nickel: 17.1%︎ Phosphorus: 8.6%︎ Sulphur: 16.0%