Star system
Eta Cephei
Economy
Refinery / Extraction
Government
Democracy
Allegiance
Federation
Star type
Class K star (orange giant) Scoopable
Coordinates
-45.13 / 9.38 / -6.44
Permit required
No
︎ Eta Cephei - Class K star (orange giant)
Body distance-Solar masses1.5977Solar radius4.1150︎ Eta Cephei 1 - Class III gas giant
Body distance985 LsRing/belt typeMetal rich (Depleted)
Rocky (Depleted)Earth masses1,442.0400Radius75,693 kmGravity10.23 gSurface temperature547 K (274°C/525°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Eta Cephei 1 b - Rocky body
Body distance983 LsEarth masses0.0360Radius2,284 kmGravity0.28 gSurface temperature341 K (68°C/155°F)Surface pressure0.00 atmVolcanismMajor Rocky magmaAtmosphereSulphur dioxideTerraforming︎ Eta Cephei 1 a - Rocky body Landable
Body distance986 LsEarth masses0.0258Radius2,050 kmGravity0.25 gSurface temperature352 K (79°C/174°F)Surface pressure0.00 atmVolcanismMetallic magmaAtmosphereTerraforming︎ Selenium: 3.1%︎ Tellurium: 1.5%︎ Cadmium: 1.5%︎ Molybdenum: 1.3%︎ Germanium: 5.8%︎ Zinc: 5.4%︎ Carbon: 16.5%︎ Iron: 19.8%︎ Nickel: 15.0%︎ Phosphorus: 10.5%︎ Sulphur: 19.6%︎ Eta Cephei 2 - High metal content world
Body distance1,008 LsRing/belt typeRocky (Depleted)Earth masses1.4317Radius6,771 kmGravity1.27 gSurface temperature968 K (695°C/1,283°F)Surface pressure229.71 atmVolcanismMinor Silicate vapour geysersAtmosphereHot Thick Carbon dioxideTerraforming︎ Eta Cephei 3 - Class IV gas giant
Body distance1,406 LsRing/belt typeMetal rich (Depleted)
Rocky (Depleted)Earth masses2,916.4000Radius68,842 kmGravity25.01 gSurface temperature880 K (607°C/1,125°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Eta Cephei 3 e - Icy body Landable
Body distance1,394 LsEarth masses0.0901Radius3,927 kmGravity0.24 gSurface temperature251 K (-22°C/-7°F)Surface pressure0.00 atmVolcanismAtmosphereThin Sulphur dioxideTerraforming︎ Selenium: 4.4%︎ Tellurium: 0.8%︎ Molybdenum: 0.7%︎ Tin: 0.7%︎ Chromium: 5.1%︎ Zirconium: 1.3%︎ Carbon: 23.7%︎ Iron: 11.3%︎ Nickel: 8.6%︎ Phosphorus: 15.2%︎ Sulphur: 28.2%︎ Eta Cephei 3 d - Rocky body Landable
Body distance1,395 LsEarth masses0.0081Radius1,406 kmGravity0.17 gSurface temperature296 K (23°C/74°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Ruthenium: 1.2%︎ Molybdenum: 1.3%︎ Niobium: 1.3%︎ Manganese: 8.1%︎ Zinc: 5.3%︎ Zirconium: 2.3%︎ Carbon: 16.3%︎ Iron: 19.6%︎ Nickel: 14.8%︎ Phosphorus: 10.4%︎ Sulphur: 19.4%︎ Eta Cephei 3 c - Rocky body Landable
Body distance1,401 LsEarth masses0.0083Radius1,415 kmGravity0.17 gSurface temperature308 K (35°C/95°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Ruthenium: 1.2%︎ Selenium: 3.1%︎ Cadmium: 1.5%︎ Tungsten: 1.1%︎ Germanium: 5.8%︎ Zinc: 5.4%︎ Carbon: 16.5%︎ Iron: 19.9%︎ Nickel: 15.1%︎ Phosphorus: 10.6%︎ Sulphur: 19.7%︎ Eta Cephei 3 a - Rocky body Landable
Body distance1,407 LsEarth masses0.0158Radius1,746 kmGravity0.21 gSurface temperature360 K (87°C/189°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Selenium: 3.1%︎ Yttrium: 1.2%︎ Molybdenum: 1.3%︎ Tungsten: 1.1%︎ Manganese: 8.3%︎ Zirconium: 2.3%︎ Carbon: 16.7%︎ Iron: 20.1%︎ Nickel: 15.2%︎ Phosphorus: 10.7%︎ Sulphur: 19.9%︎ Eta Cephei 3 b - Rocky body Landable
Body distance1,410 LsEarth masses0.0117Radius1,586 kmGravity0.19 gSurface temperature318 K (45°C/112°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Tellurium: 1.4%︎ Mercury: 0.8%︎ Molybdenum: 1.2%︎ Germanium: 5.6%︎ Manganese: 7.9%︎ Vanadium: 4.7%︎ Carbon: 15.8%︎ Iron: 19.1%︎ Nickel: 14.4%︎ Phosphorus: 10.1%︎ Sulphur: 18.8%︎ Eta Cephei 4 - Class III gas giant
Body distance1,706 LsEarth masses2,568.6500Radius70,641 kmGravity20.92 gSurface temperature763 K (490°C/914°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Eta Cephei 4 b - Rocky body Landable
Body distance1,700 LsEarth masses0.0156Radius1,741 kmGravity0.21 gSurface temperature283 K (10°C/50°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Tellurium: 1.4%︎ Mercury: 0.8%︎ Tin: 1.1%︎ Chromium: 8.3%︎ Manganese: 7.6%︎ Zinc: 5.0%︎ Carbon: 15.3%︎ Iron: 18.4%︎ Nickel: 14.0%︎ Phosphorus: 9.8%︎ Sulphur: 18.2%︎ Eta Cephei 4 a a - Rocky body Landable
Body distance1,701 LsEarth masses0.0006Radius610 kmGravity0.07 gSurface temperature294 K (21°C/70°F)Surface pressure0.00 atmVolcanismMajor Silicate vapour geysersAtmosphereTerraforming︎ Antimony: 1.3%︎ Tin: 0.9%︎ Tungsten: 1.0%︎ Germanium: 6.0%︎ Manganese: 7.3%︎ Vanadium: 4.4%︎ Carbon: 17.0%︎ Iron: 17.7%︎ Nickel: 13.4%︎ Phosphorus: 10.9%︎ Sulphur: 20.2%︎ Eta Cephei 4 a - Rocky body Landable
Body distance1,710 LsEarth masses0.0144Radius1,692 kmGravity0.20 gSurface temperature294 K (21°C/70°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Antimony: 1.2%︎ Cadmium: 1.5%︎ Molybdenum: 1.3%︎ Arsenic: 2.5%︎ Germanium: 5.7%︎ Manganese: 8.0%︎ Carbon: 16.1%︎ Iron: 19.5%︎ Nickel: 14.7%︎ Phosphorus: 10.3%︎ Sulphur: 19.1%︎ Eta Cephei 4 c - Rocky body
Body distance1,721 LsEarth masses0.0132Radius1,649 kmGravity0.20 gSurface temperature581 K (308°C/586°F)Surface pressure1.35 atmVolcanismAtmosphereHot WaterTerraforming︎ Eta Cephei 4 d - Rocky body
Body distance1,725 LsEarth masses0.0052Radius1,211 kmGravity0.14 gSurface temperature528 K (255°C/491°F)Surface pressure0.71 atmVolcanismAtmosphereHot WaterTerraforming︎ Eta Cephei 4 e - Rocky body Landable
Body distance1,733 LsEarth masses0.0070Radius1,336 kmGravity0.16 gSurface temperature248 K (-25°C/-13°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Antimony: 1.2%︎ Cadmium: 1.6%︎ Molybdenum: 1.3%︎ Arsenic: 2.6%︎ Vanadium: 5.0%︎ Zinc: 5.5%︎ Carbon: 16.7%︎ Iron: 20.2%︎ Nickel: 15.3%︎ Phosphorus: 10.7%︎ Sulphur: 19.9%︎ Eta Cephei 6 - Gas giant with water-based life
Body distance2,384 LsRing/belt typeMetal rich (Depleted)
Rocky (Depleted)Earth masses58.4609Radius51,866 kmGravity0.88 gSurface temperature181 K (-92°C/-134°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Eta Cephei 6 a - Rocky body Landable
Body distance2,383 LsEarth masses0.0003Radius449 kmGravity0.05 gSurface temperature182 K (-91°C/-133°F)Surface pressure0.00 atmVolcanismMetallic magmaAtmosphereTerraforming︎ Antimony: 1.2%︎ Niobium: 1.3%︎ Tungsten: 1.0%︎ Arsenic: 2.5%︎ Chromium: 8.5%︎ Manganese: 7.8%︎ Carbon: 15.7%︎ Iron: 18.9%︎ Nickel: 14.3%︎ Phosphorus: 10.1%︎ Sulphur: 18.7%︎ Eta Cephei 6 b - Rocky body Landable
Body distance2,384 LsEarth masses0.0003Radius469 kmGravity0.05 gSurface temperature181 K (-92°C/-133°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Antimony: 1.2%︎ Cadmium: 1.5%︎ Molybdenum: 1.3%︎ Chromium: 8.7%︎ Zinc: 5.3%︎ Zirconium: 2.3%︎ Carbon: 16.1%︎ Iron: 19.4%︎ Nickel: 14.7%︎ Phosphorus: 10.3%︎ Sulphur: 19.2%︎ Eta Cephei 6 c - Rocky body Landable
Body distance2,385 LsEarth masses0.0002Radius429 kmGravity0.05 gSurface temperature181 K (-92°C/-134°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Tellurium: 1.4%︎ Cadmium: 1.4%︎ Tungsten: 1.0%︎ Chromium: 8.3%︎ Manganese: 7.6%︎ Zinc: 5.0%︎ Carbon: 15.2%︎ Iron: 18.4%︎ Nickel: 13.9%︎ Phosphorus: 9.8%︎ Sulphur: 18.1%︎ Eta Cephei 5 b - Rocky body Landable
Body distance2,484 LsEarth masses0.0458Radius2,469 kmGravity0.30 gSurface temperature181 K (-92°C/-134°F)Surface pressure0.00 atmVolcanismAtmosphereThin Sulphur dioxideTerraforming︎ Selenium: 3.1%︎ Tellurium: 1.5%︎ Cadmium: 1.6%︎ Mercury: 0.9%︎ Manganese: 8.3%︎ Zirconium: 2.3%︎ Carbon: 16.7%︎ Iron: 20.1%︎ Nickel: 15.2%︎ Phosphorus: 10.7%︎ Sulphur: 19.8%︎ Eta Cephei 5 a - Rocky body Landable
Body distance2,486 LsEarth masses0.0319Radius2,196 kmGravity0.27 gSurface temperature180 K (-93°C/-135°F)Surface pressure0.00 atmVolcanismMinor Metallic magmaAtmosphereTerraforming︎ Tellurium: 1.5%︎ Tin: 1.2%︎ Tungsten: 1.1%︎ Arsenic: 2.6%︎ Manganese: 8.1%︎ Zinc: 5.3%︎ Carbon: 16.2%︎ Iron: 19.6%︎ Nickel: 14.8%︎ Phosphorus: 10.4%︎ Sulphur: 19.3%︎ Eta Cephei 5 c - Rocky body Landable
Body distance2,488 LsEarth masses0.0688Radius2,816 kmGravity0.35 gSurface temperature181 K (-93°C/-135°F)Surface pressure0.00 atmVolcanismAtmosphereThin Sulphur dioxideTerraforming︎ Tellurium: 1.4%︎ Mercury: 0.8%︎ Tin: 1.1%︎ Chromium: 8.3%︎ Germanium: 5.4%︎ Manganese: 7.6%︎ Carbon: 15.3%︎ Iron: 18.4%︎ Nickel: 13.9%︎ Phosphorus: 9.8%︎ Sulphur: 18.2%︎ Eta Cephei 7 - Gas giant with water-based life
Body distance3,353 LsEarth masses71.6071Radius51,722 kmGravity1.09 gSurface temperature158 K (-115°C/-175°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Eta Cephei 7 a - Rocky body Landable
Body distance3,353 LsEarth masses0.0021Radius903 kmGravity0.11 gSurface temperature157 K (-117°C/-178°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Selenium: 3.0%︎ Yttrium: 1.2%︎ Cadmium: 1.5%︎ Tungsten: 1.1%︎ Manganese: 8.1%︎ Zinc: 5.3%︎ Carbon: 16.1%︎ Iron: 19.5%︎ Nickel: 14.8%︎ Phosphorus: 10.3%︎ Sulphur: 19.2%︎ Eta Cephei 7 b - Rocky body Landable
Body distance3,355 LsEarth masses0.0007Radius635 kmGravity0.07 gSurface temperature157 K (-116°C/-178°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Selenium: 3.1%︎ Yttrium: 1.2%︎ Molybdenum: 1.3%︎ Tungsten: 1.1%︎ Manganese: 8.3%︎ Zirconium: 2.3%︎ Carbon: 16.7%︎ Iron: 20.1%︎ Nickel: 15.2%︎ Phosphorus: 10.7%︎ Sulphur: 19.9%︎ Eta Cephei 7 c - Rocky body Landable
Body distance3,355 LsEarth masses0.0004Radius530 kmGravity0.06 gSurface temperature156 K (-117°C/-178°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Selenium: 3.1%︎ Tellurium: 1.5%︎ Niobium: 1.4%︎ Tungsten: 1.1%︎ Arsenic: 2.6%︎ Manganese: 8.3%︎ Carbon: 16.6%︎ Iron: 20.0%︎ Nickel: 15.1%︎ Phosphorus: 10.6%︎ Sulphur: 19.7%︎ Eta Cephei 7 d - Rocky body Landable
Body distance3,355 LsEarth masses0.0015Radius813 kmGravity0.09 gSurface temperature156 K (-117°C/-179°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Ruthenium: 1.1%︎ Cadmium: 1.4%︎ Niobium: 1.3%︎ Chromium: 8.3%︎ Manganese: 7.6%︎ Vanadium: 4.5%︎ Carbon: 15.3%︎ Iron: 18.4%︎ Nickel: 13.9%︎ Phosphorus: 9.8%︎ Sulphur: 18.2%︎ Eta Cephei 7 e - Rocky body Landable
Body distance3,364 LsEarth masses0.0019Radius870 kmGravity0.10 gSurface temperature156 K (-117°C/-179°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Antimony: 1.3%︎ Selenium: 3.2%︎ Molybdenum: 1.3%︎ Niobium: 1.4%︎ Zinc: 5.6%︎ Zirconium: 2.4%︎ Carbon: 17.1%︎ Iron: 20.6%︎ Nickel: 15.6%︎ Phosphorus: 11.0%︎ Sulphur: 20.4%︎ Eta Cephei 5 - Class Y star (brown dwarf)
Body distance2,487 LsSolar masses0.0117Solar radius0.0564