Star system
HIP 77818
Economy
Terraforming / Industrial
Government
Corporate
Allegiance
Empire
Star type
Class F star Scoopable
Coordinates
96.03 / -17.63 / 128.97
Permit required
No
︎ HIP 77818 - Class F star
Body distance-Solar masses1.0469Solar radius1.0475︎ HIP 77818 1 - Class III gas giant
Body distance803 LsRing/belt typeMetal rich (Pristine)
Rocky (Pristine)Earth masses1,114.3700Radius76,595 kmGravity7.72 gSurface temperature384 K (111°C/231°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ HIP 77818 1 a - Rocky body Landable
Body distance803 LsEarth masses0.0019Radius872 kmGravity0.10 gSurface temperature249 K (-24°C/-11°F)Surface pressure0.00 atmVolcanismMajor Silicate vapour geysersAtmosphereTerraforming︎ Yttrium: 1.1%︎ Tin: 1.2%︎ Tungsten: 1.1%︎ Germanium: 5.6%︎ Manganese: 7.9%︎ Vanadium: 4.7%︎ Carbon: 15.8%︎ Iron: 19.2%︎ Nickel: 14.5%︎ Phosphorus: 10.1%︎ Sulphur: 18.8%︎ HIP 77818 1 b - Rocky body Landable
Body distance803 LsEarth masses0.0068Radius1,322 kmGravity0.16 gSurface temperature237 K (-36°C/-32°F)Surface pressure0.00 atmVolcanismMajor Silicate vapour geysersAtmosphereTerraforming︎ Yttrium: 1.1%︎ Cadmium: 1.4%︎ Molybdenum: 1.2%︎ Chromium: 8.3%︎ Germanium: 5.3%︎ Manganese: 7.6%︎ Carbon: 15.1%︎ Iron: 18.4%︎ Nickel: 13.9%︎ Phosphorus: 9.7%︎ Sulphur: 18.0%︎ HIP 77818 1 c - Rocky body Landable
Body distance805 LsEarth masses0.0067Radius1,318 kmGravity0.16 gSurface temperature237 K (-36°C/-32°F)Surface pressure0.00 atmVolcanismMajor Silicate vapour geysersAtmosphereTerraforming︎ Antimony: 1.2%︎ Cadmium: 1.5%︎ Tin: 1.2%︎ Germanium: 5.7%︎ Vanadium: 4.8%︎ Zinc: 5.3%︎ Carbon: 16.1%︎ Iron: 19.7%︎ Nickel: 14.9%︎ Phosphorus: 10.3%︎ Sulphur: 19.2%︎ HIP 77818 2 - High metal content world
Body distance839 LsEarth masses1.1870Radius6,398 kmGravity1.18 gSurface temperature250 K (-23°C/-10°F)Surface pressure4.43 atmVolcanismAtmosphereNitrogenTerraformingTerraforming︎ HIP 77818 3 - Class II gas giant
Body distance1,119 LsRing/belt typeMetal rich (Pristine)
Rocky (Pristine)Earth masses176.1080Radius44,038 kmGravity3.69 gSurface temperature180 K (-93°C/-135°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ HIP 77818 3 e - Rocky body Landable
Body distance1,120 LsEarth masses0.0002Radius409 kmGravity0.05 gSurface temperature167 K (-106°C/-159°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Yttrium: 1.1%︎ Molybdenum: 1.2%︎ Niobium: 1.3%︎ Chromium: 8.4%︎ Manganese: 7.7%︎ Vanadium: 4.6%︎ Carbon: 15.2%︎ Iron: 18.6%︎ Nickel: 14.1%︎ Phosphorus: 9.8%︎ Sulphur: 18.1%︎ HIP 77818 3 d - Rocky body Landable
Body distance1,120 LsEarth masses0.0006Radius577 kmGravity0.07 gSurface temperature167 K (-106°C/-158°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Ruthenium: 1.2%︎ Cadmium: 1.5%︎ Tungsten: 1.1%︎ Manganese: 8.2%︎ Zinc: 5.4%︎ Zirconium: 2.3%︎ Carbon: 16.1%︎ Iron: 19.8%︎ Nickel: 15.0%︎ Phosphorus: 10.3%︎ Sulphur: 19.1%︎ HIP 77818 3 b - Rocky body Landable
Body distance1,121 LsEarth masses0.0001Radius368 kmGravity0.04 gSurface temperature168 K (-105°C/-157°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Tellurium: 1.4%︎ Molybdenum: 1.3%︎ Tin: 1.2%︎ Manganese: 7.9%︎ Vanadium: 4.7%︎ Zinc: 5.2%︎ Carbon: 15.7%︎ Iron: 19.2%︎ Nickel: 14.5%︎ Phosphorus: 10.1%︎ Sulphur: 18.7%︎ HIP 77818 3 a - Rocky body
Body distance1,121 LsEarth masses0.0002Radius421 kmGravity0.05 gSurface temperature169 K (-104°C/-155°F)Surface pressure0.00 atmVolcanismMajor Rocky magmaAtmosphereSulphur dioxideTerraforming︎ HIP 77818 3 c - Rocky body Landable
Body distance1,122 LsEarth masses0.0002Radius428 kmGravity0.05 gSurface temperature168 K (-105°C/-158°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Yttrium: 1.2%︎ Molybdenum: 1.3%︎ Tin: 1.2%︎ Germanium: 5.7%︎ Vanadium: 4.8%︎ Zinc: 5.4%︎ Carbon: 16.2%︎ Iron: 19.7%︎ Nickel: 14.9%︎ Phosphorus: 10.4%︎ Sulphur: 19.2%︎ HIP 77818 3 f - Rocky body Landable
Body distance1,126 LsEarth masses0.0003Radius448 kmGravity0.05 gSurface temperature167 K (-106°C/-160°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Ruthenium: 1.1%︎ Cadmium: 1.4%︎ Molybdenum: 1.2%︎ Chromium: 8.3%︎ Germanium: 5.3%︎ Manganese: 7.6%︎ Carbon: 15.1%︎ Iron: 18.4%︎ Nickel: 13.9%︎ Phosphorus: 9.7%︎ Sulphur: 17.9%︎ HIP 77818 4 - Gas giant with ammonia-based life
Body distance1,500 LsRing/belt typeRocky (Pristine)Earth masses55.9285Radius47,734 kmGravity1.00 gSurface temperature144 K (-129°C/-201°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ HIP 77818 4 g - Rocky body Landable
Body distance1,494 LsEarth masses0.0015Radius812 kmGravity0.09 gSurface temperature167 K (-106°C/-158°F)Surface pressure0.02 atmVolcanismAtmosphereThin Carbon dioxideTerraforming︎ Selenium: 3.0%︎ Tellurium: 1.5%︎ Mercury: 0.8%︎ Niobium: 1.3%︎ Chromium: 8.8%︎ Zinc: 5.3%︎ Carbon: 16.0%︎ Iron: 19.5%︎ Nickel: 14.7%︎ Phosphorus: 10.2%︎ Sulphur: 19.0%︎ HIP 77818 4 f - Rocky body Landable
Body distance1,495 LsEarth masses0.0013Radius772 kmGravity0.09 gSurface temperature167 K (-107°C/-160°F)Surface pressure0.02 atmVolcanismAtmosphereThin Carbon dioxideTerraforming︎ Antimony: 1.2%︎ Selenium: 2.9%︎ Tin: 1.1%︎ Tungsten: 1.0%︎ Chromium: 8.5%︎ Manganese: 7.8%︎ Carbon: 15.6%︎ Iron: 19.0%︎ Nickel: 14.4%︎ Phosphorus: 10.0%︎ Sulphur: 18.5%︎ HIP 77818 4 a - Rocky body
Body distance1,499 LsEarth masses0.0030Radius1,008 kmGravity0.12 gSurface temperature269 K (-4°C/25°F)Surface pressure2.71 atmVolcanismMinor Rocky magmaAtmosphereCarbon dioxideTerraforming︎ HIP 77818 4 e - Rocky body Landable
Body distance1,499 LsEarth masses0.0012Radius754 kmGravity0.09 gSurface temperature166 K (-107°C/-161°F)Surface pressure0.01 atmVolcanismAtmosphereThin Carbon dioxideTerraforming︎ Tellurium: 1.5%︎ Molybdenum: 1.3%︎ Niobium: 1.3%︎ Arsenic: 2.6%︎ Manganese: 8.1%︎ Vanadium: 4.8%︎ Carbon: 16.2%︎ Iron: 19.7%︎ Nickel: 14.9%︎ Phosphorus: 10.3%︎ Sulphur: 19.2%︎ HIP 77818 4 c - Rocky body
Body distance1,501 LsEarth masses0.0015Radius796 kmGravity0.09 gSurface temperature253 K (-20°C/-4°F)Surface pressure1.62 atmVolcanismMetallic magmaAtmosphereCarbon dioxideTerraforming︎ HIP 77818 4 b - Rocky body
Body distance1,501 LsEarth masses0.0019Radius864 kmGravity0.10 gSurface temperature259 K (-14°C/7°F)Surface pressure1.97 atmVolcanismMetallic magmaAtmosphereCarbon dioxideTerraforming︎ HIP 77818 4 d - Rocky body Landable
Body distance1,502 LsEarth masses0.0022Radius916 kmGravity0.11 gSurface temperature170 K (-103°C/-153°F)Surface pressure0.02 atmVolcanismAtmosphereThin Carbon dioxideTerraforming︎ Antimony: 1.2%︎ Molybdenum: 1.3%︎ Niobium: 1.3%︎ Arsenic: 2.5%︎ Chromium: 8.7%︎ Germanium: 5.6%︎ Carbon: 16.0%︎ Iron: 19.5%︎ Nickel: 14.7%︎ Phosphorus: 10.2%︎ Sulphur: 19.0%︎ HIP 77818 5 a - Rocky body Landable
Body distance2,630 LsEarth masses0.0337Radius2,236 kmGravity0.27 gSurface temperature214 K (-59°C/-75°F)Surface pressure0.00 atmVolcanismMajor Silicate vapour geysersAtmosphereTerraforming︎ Ruthenium: 1.2%︎ Molybdenum: 1.2%︎ Tin: 1.1%︎ Germanium: 5.5%︎ Manganese: 7.9%︎ Zinc: 5.2%︎ Carbon: 15.7%︎ Iron: 19.1%︎ Nickel: 14.4%︎ Phosphorus: 10.0%︎ Sulphur: 18.6%︎ HIP 77818 5 - Class Y star (brown dwarf)
Body distance2,630 LsSolar masses0.0195Solar radius0.0842︎ HIP 77818 5 b - Rocky body
Body distance2,632 LsEarth masses0.0333Radius2,225 kmGravity0.27 gSurface temperature188 K (-85°C/-121°F)Surface pressure0.00 atmVolcanismMajor Rocky magmaAtmosphereSulphur dioxideTerraforming︎ HIP 77818 6 - Class III gas giant
Body distance2,761 LsRing/belt typeMetal rich (Pristine)
Rocky (Pristine)Earth masses1,148.9900Radius76,489 kmGravity7.98 gSurface temperature318 K (45°C/112°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ HIP 77818 6 a - Rocky body Landable
Body distance2,625 LsEarth masses0.0177Radius1,812 kmGravity0.22 gSurface temperature170 K (-103°C/-153°F)Surface pressure0.00 atmVolcanismMinor Metallic magmaAtmosphereTerraforming︎ Tellurium: 1.4%︎ Mercury: 0.8%︎ Tin: 1.1%︎ Chromium: 8.6%︎ Germanium: 5.5%︎ Vanadium: 4.7%︎ Carbon: 15.6%︎ Iron: 19.1%︎ Nickel: 14.4%︎ Phosphorus: 10.0%︎ Sulphur: 18.6%︎ HIP 77818 6 b - Rocky body
Body distance2,626 LsEarth masses0.0178Radius1,815 kmGravity0.22 gSurface temperature164 K (-109°C/-165°F)Surface pressure0.00 atmVolcanismMajor Rocky magmaAtmosphereSulphur dioxideTerraforming︎ HIP 77818 7 - Class IV gas giant
Body distance3,738 LsRing/belt typeMetal rich (Pristine)Earth masses3,519.1200Radius64,751 kmGravity34.11 gSurface temperature908 K (634°C/1,174°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ HIP 77818 7 e - Rocky body Landable
Body distance3,590 LsEarth masses0.0115Radius1,597 kmGravity0.18 gSurface temperature129 K (-144°C/-227°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Tellurium: 1.4%︎ Molybdenum: 1.2%︎ Niobium: 1.3%︎ Germanium: 5.4%︎ Manganese: 7.7%︎ Zinc: 5.0%︎ Carbon: 16.1%︎ Iron: 18.6%︎ Nickel: 14.0%︎ Phosphorus: 10.3%︎ Sulphur: 19.1%︎ HIP 77818 7 b - Rocky body
Body distance3,609 LsEarth masses0.0075Radius1,369 kmGravity0.16 gSurface temperature222 K (-51°C/-59°F)Surface pressure0.00 atmVolcanismRocky magmaAtmosphereSulphur dioxideTerraforming︎ HIP 77818 7 c - Rocky body Landable
Body distance3,610 LsEarth masses0.0055Radius1,239 kmGravity0.15 gSurface temperature190 K (-83°C/-117°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Ruthenium: 1.2%︎ Mercury: 0.8%︎ Tin: 1.2%︎ Manganese: 8.0%︎ Vanadium: 4.7%︎ Zinc: 5.3%︎ Carbon: 15.9%︎ Iron: 19.3%︎ Nickel: 14.6%︎ Phosphorus: 10.2%︎ Sulphur: 18.9%︎ HIP 77818 7 f - Rocky body Landable
Body distance3,694 LsEarth masses0.0075Radius1,388 kmGravity0.16 gSurface temperature120 K (-153°C/-243°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Tellurium: 1.4%︎ Mercury: 0.8%︎ Molybdenum: 1.2%︎ Chromium: 8.2%︎ Manganese: 7.5%︎ Vanadium: 4.5%︎ Carbon: 15.7%︎ Iron: 18.2%︎ Nickel: 13.8%︎ Phosphorus: 10.1%︎ Sulphur: 18.7%︎ HIP 77818 7 a - Rocky body
Body distance3,738 LsEarth masses0.0056Radius1,240 kmGravity0.15 gSurface temperature994 K (720°C/1,329°F)Surface pressure77.89 atmVolcanismMajor Silicate vapour geysersAtmosphereHot Thick WaterTerraforming︎ HIP 77818 7 d - Rocky body
Body distance3,761 LsEarth masses0.0085Radius1,445 kmGravity0.17 gSurface temperature394 K (121°C/250°F)Surface pressure69.94 atmVolcanismAtmosphereThick Carbon dioxideTerraforming