Star system
Yen Ku
Economy
Extraction / Military
Government
Dictatorship
Allegiance
Independent
Star type
Class F star Scoopable
Coordinates
72.72 / -255.72 / 33.19
Permit required
No
Powerplay
Unoccupied
Powers
︎ Yen Ku - Class F star
Body distance-Solar masses1.2773Solar radius1.1172︎ Yen Ku 1 - High metal content world
Body distance30 LsEarth masses5.5162Radius9,874 kmGravity2.30 gSurface temperature4,340 K (4,067°C/7,353°F)Surface pressure32,219.89 atmVolcanismMajor Silicate vapour geysersAtmosphereHot Thick Silicate vapourTerraforming︎ Yen Ku 2 - High metal content world
Body distance52 LsEarth masses26.1679Radius14,310 kmGravity5.19 gSurface temperature6,346 K (6,072°C/10,962°F)Surface pressure20,296,965.21 atmVolcanismMajor Silicate vapour geysersAtmosphereHot Thick Silicate vapourTerraforming︎ Yen Ku 3 - High metal content world Landable
Body distance93 LsRing/belt typeRocky (Common)Earth masses2.2320Radius7,727 kmGravity1.52 gSurface temperature746 K (473°C/883°F)Surface pressure0.00 atmVolcanismMinor Metallic magmaAtmosphereTerraforming︎ Selenium: 2.6%︎ Tellurium: 1.3%︎ Molybdenum: 1.5%︎ Niobium: 1.6%︎ Manganese: 9.6%︎ Zirconium: 2.7%︎ Carbon: 14.2%︎ Iron: 23.2%︎ Nickel: 17.5%︎ Phosphorus: 9.1%︎ Sulphur: 16.8%︎ Yen Ku 4 b - Rocky body
Body distance1,689 LsEarth masses0.0067Radius1,316 kmGravity0.16 gSurface temperature247 K (-27°C/-16°F)Surface pressure0.00 atmVolcanismMajor Rocky magmaAtmosphereSulphur dioxideTerraforming︎ Yen Ku 4 a - Rocky body
Body distance1,691 LsEarth masses0.0063Radius1,291 kmGravity0.15 gSurface temperature948 K (675°C/1,247°F)Surface pressure80.69 atmVolcanismMetallic magmaAtmosphereHot Thick WaterTerraforming︎ Yen Ku 5 - Class III gas giant
Body distance1,729 LsRing/belt typeRocky (Common)Earth masses1,994.5400Radius73,979 kmGravity14.81 gSurface temperature592 K (319°C/606°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Yen Ku 5 a - Rocky body
Body distance1,728 LsEarth masses0.0714Radius2,852 kmGravity0.36 gSurface temperature276 K (3°C/37°F)Surface pressure0.00 atmVolcanismMajor Rocky magmaAtmosphereThin Sulphur dioxideTerraforming︎ Yen Ku 6 - Class III gas giant
Body distance1,798 LsRing/belt typeMetal rich (Common)Earth masses1,569.3300Radius75,467 kmGravity11.20 gSurface temperature480 K (207°C/404°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Yen Ku 7 - Class III gas giant
Body distance2,534 LsEarth masses2,723.4800Radius69,846 kmGravity22.69 gSurface temperature734 K (461°C/862°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Yen Ku 7 e - Rocky body Landable
Body distance2,502 LsEarth masses0.0403Radius2,369 kmGravity0.29 gSurface temperature176 K (-97°C/-142°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Tellurium: 1.4%︎ Cadmium: 1.5%︎ Tin: 1.1%︎ Manganese: 7.9%︎ Vanadium: 4.7%︎ Zinc: 5.2%︎ Carbon: 15.8%︎ Iron: 19.1%︎ Nickel: 14.4%︎ Phosphorus: 10.1%︎ Sulphur: 18.8%︎ Yen Ku 7 c - Rocky body Landable
Body distance2,517 LsEarth masses0.0237Radius1,994 kmGravity0.24 gSurface temperature187 K (-86°C/-123°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Antimony: 1.2%︎ Selenium: 3.0%︎ Cadmium: 1.5%︎ Niobium: 1.3%︎ Chromium: 8.7%︎ Zinc: 5.2%︎ Carbon: 16.0%︎ Iron: 19.3%︎ Nickel: 14.6%︎ Phosphorus: 10.2%︎ Sulphur: 19.0%︎ Yen Ku 7 b - Rocky body Landable
Body distance2,525 LsEarth masses0.0552Radius2,623 kmGravity0.33 gSurface temperature211 K (-62°C/-80°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Selenium: 3.0%︎ Tellurium: 1.5%︎ Cadmium: 1.5%︎ Tin: 1.2%︎ Chromium: 8.7%︎ Vanadium: 4.8%︎ Carbon: 16.0%︎ Iron: 19.4%︎ Nickel: 14.7%︎ Phosphorus: 10.3%︎ Sulphur: 19.1%︎ Yen Ku 7 a a - Rocky body Landable
Body distance2,535 LsEarth masses0.0012Radius749 kmGravity0.08 gSurface temperature219 K (-55°C/-66°F)Surface pressure0.00 atmVolcanismMajor Silicate vapour geysersAtmosphereTerraforming︎ Tellurium: 1.5%︎ Cadmium: 1.4%︎ Molybdenum: 1.2%︎ Chromium: 8.1%︎ Germanium: 6.0%︎ Zirconium: 2.1%︎ Carbon: 17.1%︎ Iron: 17.9%︎ Nickel: 13.6%︎ Phosphorus: 10.9%︎ Sulphur: 20.3%︎ Yen Ku 7 a - Rocky body Landable
Body distance2,535 LsEarth masses0.0222Radius1,951 kmGravity0.24 gSurface temperature219 K (-55°C/-66°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Tellurium: 1.4%︎ Cadmium: 1.5%︎ Molybdenum: 1.2%︎ Germanium: 5.5%︎ Manganese: 7.8%︎ Zinc: 5.2%︎ Carbon: 15.6%︎ Iron: 19.0%︎ Nickel: 14.3%︎ Phosphorus: 10.0%︎ Sulphur: 18.5%︎ Yen Ku 7 d - Rocky body Landable
Body distance2,557 LsEarth masses0.0258Radius2,049 kmGravity0.25 gSurface temperature181 K (-92°C/-133°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Yttrium: 1.1%︎ Molybdenum: 1.2%︎ Tin: 1.1%︎ Chromium: 8.5%︎ Germanium: 5.5%︎ Vanadium: 4.7%︎ Carbon: 15.7%︎ Iron: 19.0%︎ Nickel: 14.4%︎ Phosphorus: 10.1%︎ Sulphur: 18.7%︎ Yen Ku 9 - High metal content world
Body distance4,260 LsEarth masses3.3668Radius8,639 kmGravity1.83 gSurface temperature134 K (-139°C/-218°F)Surface pressure1.13 atmVolcanismMajor Silicate vapour geysersAtmosphereNitrogenTerraforming︎ Yen Ku 8 - Class III gas giant
Body distance4,372 LsRing/belt typeMetallic (Common)
Rocky (Common)Earth masses2,113.6200Radius72,656 kmGravity16.27 gSurface temperature538 K (265°C/510°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Yen Ku 8 f - Rocky body Landable
Body distance4,371 LsEarth masses0.0061Radius1,278 kmGravity0.15 gSurface temperature178 K (-95°C/-139°F)Surface pressure0.04 atmVolcanismAtmosphereThin Carbon dioxideTerraforming︎ Antimony: 1.2%︎ Molybdenum: 1.2%︎ Tin: 1.1%︎ Germanium: 5.5%︎ Manganese: 7.9%︎ Zinc: 5.2%︎ Carbon: 15.7%︎ Iron: 19.0%︎ Nickel: 14.4%︎ Phosphorus: 10.1%︎ Sulphur: 18.7%︎ Yen Ku 8 a - Rocky body Landable
Body distance4,376 LsEarth masses0.0042Radius1,134 kmGravity0.13 gSurface temperature161 K (-112°C/-169°F)Surface pressure0.00 atmVolcanismMetallic magmaAtmosphereTerraforming︎ Tellurium: 1.5%︎ Mercury: 0.9%︎ Niobium: 1.3%︎ Manganese: 8.1%︎ Zinc: 5.3%︎ Zirconium: 2.3%︎ Carbon: 16.3%︎ Iron: 19.7%︎ Nickel: 14.9%︎ Phosphorus: 10.4%︎ Sulphur: 19.3%︎ Yen Ku 8 c - Rocky body Landable
Body distance4,378 LsEarth masses0.0027Radius979 kmGravity0.12 gSurface temperature156 K (-117°C/-179°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Ruthenium: 1.1%︎ Mercury: 0.8%︎ Tin: 1.1%︎ Chromium: 8.3%︎ Germanium: 5.3%︎ Manganese: 7.6%︎ Carbon: 15.3%︎ Iron: 18.5%︎ Nickel: 14.0%︎ Phosphorus: 9.8%︎ Sulphur: 18.2%︎ Yen Ku 8 d - Rocky body
Body distance4,382 LsEarth masses0.0071Radius1,342 kmGravity0.16 gSurface temperature150 K (-123°C/-190°F)Surface pressure0.00 atmVolcanismMajor Rocky magmaAtmosphereSulphur dioxideTerraforming︎ Yen Ku 8 e - Rocky body
Body distance4,382 LsEarth masses0.0057Radius1,248 kmGravity0.15 gSurface temperature150 K (-123°C/-190°F)Surface pressure0.00 atmVolcanismMajor Rocky magmaAtmosphereSulphur dioxideTerraforming︎ Yen Ku 8 b - Rocky body Landable
Body distance4,390 LsEarth masses0.0028Radius991 kmGravity0.12 gSurface temperature161 K (-112°C/-169°F)Surface pressure0.00 atmVolcanismMajor Silicate vapour geysersAtmosphereTerraforming︎ Tellurium: 1.4%︎ Mercury: 0.8%︎ Niobium: 1.3%︎ Arsenic: 2.5%︎ Chromium: 8.5%︎ Manganese: 7.8%︎ Carbon: 15.7%︎ Iron: 19.0%︎ Nickel: 14.3%︎ Phosphorus: 10.0%︎ Sulphur: 18.6%︎ Yen Ku 8 g - Rocky body Landable
Body distance4,400 LsEarth masses0.0312Radius2,180 kmGravity0.27 gSurface temperature130 K (-143°C/-225°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Antimony: 1.2%︎ Cadmium: 1.5%︎ Molybdenum: 1.3%︎ Chromium: 8.7%︎ Germanium: 5.6%︎ Zirconium: 2.3%︎ Carbon: 16.0%︎ Iron: 19.4%︎ Nickel: 14.7%︎ Phosphorus: 10.3%︎ Sulphur: 19.1%︎ Yen Ku 4 - Class Y star (brown dwarf)
Body distance1,700 LsSolar masses0.0117Solar radius0.0610