Star system
HIP 11539
Economy
Government
Allegiance
Independent
Star type
Class F star Scoopable
Coordinates
-132.66 / -223.47 / -260.78
Permit required
No
Powerplay
Unoccupied
Powers
︎ HIP 11539 A - Class F star
Body distance-Solar masses1.0938Solar radius1.0477︎ HIP 11539 B - Class M star
Body distance63 LsSolar masses0.5117Solar radius0.6107︎ HIP 11539 AB 1 - High metal content world Landable
Body distance115 LsEarth masses2.2275Radius7,681 kmGravity1.53 gSurface temperature552 K (278°C/533°F)Surface pressure0.00 atmVolcanismMinor Silicate vapour geysersAtmosphereTerraforming︎ Polonium: 0.6%︎ Cadmium: 1.6%︎ Niobium: 1.4%︎ Chromium: 9.5%︎ Manganese: 8.7%︎ Zinc: 5.7%︎ Carbon: 12.5%︎ Iron: 21.1%︎ Nickel: 15.9%︎ Phosphorus: 8.0%︎ Sulphur: 14.9%︎ HIP 11539 AB 3 - High metal content world
Body distance239 LsEarth masses1.9628Radius7,408 kmGravity1.45 gSurface temperature453 K (180°C/356°F)Surface pressure2.86 atmVolcanismMinor Silicate vapour geysersAtmosphereSulphur dioxideTerraforming︎ HIP 11539 AB 2 - High metal content world
Body distance242 LsEarth masses4.1074Radius9,103 kmGravity2.01 gSurface temperature1,490 K (1,217°C/2,222°F)Surface pressure553.53 atmVolcanismMajor Silicate vapour geysersAtmosphereHot Thick Carbon dioxideTerraforming︎ HIP 11539 AB 5 - Class I gas giant
Body distance2,545 LsRing/belt typeMetallic (Pristine)
Metal rich (Pristine)Earth masses103.3090Radius60,411 kmGravity1.15 gSurface temperature137 K (-136°C/-213°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ HIP 11539 AB 5 b - Rocky body Landable
Body distance2,544 LsEarth masses0.0004Radius502 kmGravity0.06 gSurface temperature132 K (-141°C/-222°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Yttrium: 1.1%︎ Cadmium: 1.5%︎ Molybdenum: 1.2%︎ Germanium: 5.5%︎ Manganese: 7.9%︎ Vanadium: 4.7%︎ Carbon: 15.7%︎ Iron: 19.1%︎ Nickel: 14.5%︎ Phosphorus: 10.0%︎ Sulphur: 18.7%︎ HIP 11539 AB 5 a - Rocky body Landable
Body distance2,546 LsEarth masses0.0002Radius424 kmGravity0.05 gSurface temperature132 K (-141°C/-221°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Tellurium: 1.4%︎ Cadmium: 1.4%︎ Tungsten: 1.0%︎ Chromium: 8.3%︎ Manganese: 7.7%︎ Vanadium: 4.6%︎ Carbon: 15.2%︎ Iron: 18.5%︎ Nickel: 14.0%︎ Phosphorus: 9.7%︎ Sulphur: 18.1%︎ HIP 11539 AB 5 c - Rocky body Landable
Body distance2,547 LsEarth masses0.0005Radius566 kmGravity0.07 gSurface temperature131 K (-142°C/-224°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Yttrium: 1.2%︎ Molybdenum: 1.3%︎ Tin: 1.2%︎ Manganese: 8.2%︎ Zinc: 5.4%︎ Zirconium: 2.3%︎ Carbon: 16.2%︎ Iron: 19.8%︎ Nickel: 14.9%︎ Phosphorus: 10.4%︎ Sulphur: 19.3%︎ HIP 11539 AB 4 - Gas giant with water-based life
Body distance2,606 LsRing/belt typeMetallic (Pristine)
Rocky (Pristine)Earth masses420.6180Radius74,615 kmGravity3.07 gSurface temperature182 K (-91°C/-132°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ HIP 11539 AB 4 a - Rocky body
Body distance2,606 LsEarth masses0.0003Radius471 kmGravity0.06 gSurface temperature224 K (-49°C/-56°F)Surface pressure0.56 atmVolcanismMajor Rocky magmaAtmosphereSulphur dioxideTerraforming︎ HIP 11539 AB 4 b - Rocky body
Body distance2,608 LsEarth masses0.0006Radius580 kmGravity0.07 gSurface temperature228 K (-46°C/-50°F)Surface pressure0.85 atmVolcanismMetallic magmaAtmosphereCarbon dioxideTerraforming︎ HIP 11539 AB 4 c - Rocky body
Body distance2,608 LsEarth masses0.0006Radius601 kmGravity0.07 gSurface temperature229 K (-44°C/-47°F)Surface pressure0.91 atmVolcanismMetallic magmaAtmosphereCarbon dioxideTerraforming︎ HIP 11539 AB 4 d - Rocky body Landable
Body distance2,609 LsEarth masses0.0016Radius824 kmGravity0.10 gSurface temperature161 K (-113°C/-171°F)Surface pressure0.02 atmVolcanismAtmosphereThin Carbon dioxideTerraforming︎ Tellurium: 1.4%︎ Cadmium: 1.4%︎ Niobium: 1.3%︎ Chromium: 8.4%︎ Manganese: 7.7%︎ Vanadium: 4.6%︎ Carbon: 15.1%︎ Iron: 18.6%︎ Nickel: 14.0%︎ Phosphorus: 9.7%︎ Sulphur: 17.9%︎ HIP 11539 AB 6 - Class I gas giant
Body distance3,672 LsRing/belt typeIcy (Pristine)Earth masses24.9703Radius29,081 kmGravity1.20 gSurface temperature107 K (-166°C/-267°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ HIP 11539 AB 6 b - Icy body Landable
Body distance3,666 LsEarth masses0.0003Radius564 kmGravity0.03 gSurface temperature95 K (-178°C/-288°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Tellurium: 0.9%︎ Mercury: 0.5%︎ Molybdenum: 0.8%︎ Manganese: 5.1%︎ Zinc: 3.4%︎ Zirconium: 1.4%︎ Carbon: 23.3%︎ Iron: 12.5%︎ Nickel: 9.4%︎ Phosphorus: 14.9%︎ Sulphur: 27.7%︎ HIP 11539 AB 6 c - Icy body Landable
Body distance3,679 LsEarth masses0.0001Radius455 kmGravity0.03 gSurface temperature95 K (-178°C/-288°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Polonium: 0.3%︎ Selenium: 4.3%︎ Niobium: 0.8%︎ Tungsten: 0.7%︎ Germanium: 3.6%︎ Zinc: 3.4%︎ Carbon: 23.1%︎ Iron: 12.4%︎ Nickel: 9.3%︎ Phosphorus: 14.8%︎ Sulphur: 27.4%︎ HIP 11539 AB 6 a - Icy body Landable
Body distance3,732 LsEarth masses0.0002Radius551 kmGravity0.03 gSurface temperature95 K (-178°C/-288°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Yttrium: 0.8%︎ Cadmium: 1.0%︎ Niobium: 0.9%︎ Arsenic: 1.6%︎ Germanium: 3.6%︎ Vanadium: 3.1%︎ Carbon: 23.6%︎ Iron: 12.7%︎ Nickel: 9.6%︎ Phosphorus: 15.1%︎ Sulphur: 28.1%︎ HIP 11539 C - Class K star
Body distance187,094 LsSolar masses0.5469Solar radius0.6520︎ HIP 11539 C 10 - Icy body
Body distance183,892 LsEarth masses1.4133Radius8,624 kmGravity0.77 gSurface temperature61 K (-212°C/-349°F)Surface pressure0.28 atmVolcanismWater geysersAtmosphereNeon-richTerraforming︎ HIP 11539 C 8 - Icy body
Body distance185,610 LsEarth masses1.1747Radius8,163 kmGravity0.72 gSurface temperature107 K (-166°C/-267°F)Surface pressure444.41 atmVolcanismMinor Carbon dioxide geysersAtmosphereThick Argon-richTerraforming︎ HIP 11539 C 7 - Icy body
Body distance185,923 LsEarth masses2.0866Radius9,641 kmGravity0.91 gSurface temperature498 K (225°C/437°F)Surface pressure9,811.17 atmVolcanismMajor Water geysersAtmosphereThick Methane-richTerraforming︎ HIP 11539 C 7 a - Icy body Landable
Body distance185,920 LsEarth masses0.0831Radius3,799 kmGravity0.23 gSurface temperature94 K (-179°C/-291°F)Surface pressure0.03 atmVolcanismAtmosphereThin ArgonTerraforming︎ Tellurium: 0.8%︎ Molybdenum: 0.8%︎ Tin: 0.8%︎ Chromium: 5.5%︎ Germanium: 3.2%︎ Zirconium: 1.4%︎ Carbon: 23.4%︎ Iron: 12.2%︎ Nickel: 9.2%︎ Phosphorus: 15.0%︎ Sulphur: 27.8%︎ HIP 11539 C 2 - High metal content world
Body distance186,728 LsEarth masses0.2721Radius4,083 kmGravity0.66 gSurface temperature224 K (-49°C/-57°F)Surface pressure0.56 atmVolcanismAtmosphereNitrogenTerraforming︎ HIP 11539 C 1 - High metal content world
Body distance186,747 LsEarth masses0.3102Radius4,253 kmGravity0.70 gSurface temperature252 K (-21°C/-6°F)Surface pressure1.96 atmVolcanismAtmosphereCarbon dioxide-richTerraformingTerraformable︎ HIP 11539 C 3 - High metal content world
Body distance187,309 LsEarth masses0.2812Radius4,125 kmGravity0.67 gSurface temperature311 K (38°C/101°F)Surface pressure2.67 atmVolcanismAtmosphereCarbon dioxideTerraforming︎ HIP 11539 C 4 - Rocky ice world
Body distance187,604 LsEarth masses0.2884Radius4,588 kmGravity0.56 gSurface temperature167 K (-106°C/-158°F)Surface pressure440.19 atmVolcanismAtmosphereThick Argon-richTerraforming︎ HIP 11539 C 5 - Rocky ice world
Body distance187,605 LsEarth masses0.3290Radius4,670 kmGravity0.61 gSurface temperature167 K (-106°C/-159°F)Surface pressure424.65 atmVolcanismAtmosphereThick Argon-richTerraforming︎ HIP 11539 C 6 - Rocky ice world
Body distance187,858 LsEarth masses0.2341Radius4,245 kmGravity0.53 gSurface temperature148 K (-125°C/-193°F)Surface pressure348.92 atmVolcanismAtmosphereThick NitrogenTerraforming︎ HIP 11539 C 9 - Icy body
Body distance189,121 LsEarth masses1.2316Radius8,279 kmGravity0.73 gSurface temperature349 K (76°C/168°F)Surface pressure4,346.78 atmVolcanismCarbon dioxide geysersAtmosphereThick MethaneTerraforming