Star system
HIP 20777
Economy
Industrial / Refinery
Government
Democracy
Allegiance
Independent
Star type
Class K star (orange giant) Scoopable
Coordinates
-15.91 / -33.59 / -121.28
Permit required
No
Powerplay
Unoccupied
Powers
︎ HIP 20777 - Class K star (orange giant)
Body distance-Solar masses0.5742Solar radius0.2951︎ HIP 20777 1 - High metal content world Landable
Body distance14 LsEarth masses0.4767Radius4,868 kmGravity0.82 gSurface temperature566 K (293°C/559°F)Surface pressure0.00 atmVolcanismRocky magmaAtmosphereTerraforming︎ Antimony: 1.0%︎ Selenium: 2.6%︎ Niobium: 1.6%︎ Tin: 1.5%︎ Vanadium: 5.7%︎ Zinc: 6.4%︎ Carbon: 14.2%︎ Iron: 23.4%︎ Nickel: 17.7%︎ Phosphorus: 9.1%︎ Sulphur: 16.8%︎ HIP 20777 4 - Class I gas giant
Body distance1,432 LsRing/belt typeIcy (Pristine)Earth masses2.3177Radius16,283 kmGravity0.35 gSurface temperature68 K (-205°C/-338°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ HIP 20777 4 a - Icy body Landable
Body distance1,432 LsEarth masses0.0002Radius531 kmGravity0.03 gSurface temperature61 K (-212°C/-350°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Selenium: 4.3%︎ Yttrium: 0.7%︎ Niobium: 0.8%︎ Tin: 0.7%︎ Chromium: 5.5%︎ Zirconium: 1.4%︎ Carbon: 23.1%︎ Iron: 12.1%︎ Nickel: 9.2%︎ Phosphorus: 14.8%︎ Sulphur: 27.4%︎ HIP 20777 3 - Gas giant with water-based life
Body distance1,454 LsRing/belt typeIcy (Pristine)Earth masses623.6980Radius77,100 kmGravity4.26 gSurface temperature155 K (-118°C/-180°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ HIP 20777 3 a - Icy body Landable
Body distance1,415 LsEarth masses0.0042Radius1,420 kmGravity0.08 gSurface temperature81 K (-193°C/-315°F)Surface pressure0.00 atmVolcanismMajor Water geysersAtmosphereTerraforming︎ Yttrium: 0.7%︎ Cadmium: 0.9%︎ Molybdenum: 0.8%︎ Chromium: 5.3%︎ Manganese: 4.9%︎ Zinc: 3.2%︎ Carbon: 22.4%︎ Iron: 11.8%︎ Nickel: 8.9%︎ Phosphorus: 14.4%︎ Sulphur: 26.7%︎ HIP 20777 3 b - Icy body Landable
Body distance1,435 LsEarth masses0.0153Radius2,168 kmGravity0.13 gSurface temperature75 K (-198°C/-324°F)Surface pressure0.00 atmVolcanismMajor Water geysersAtmosphereTerraforming︎ Technetium: 0.4%︎ Cadmium: 0.9%︎ Niobium: 0.8%︎ Chromium: 5.3%︎ Manganese: 4.9%︎ Zinc: 3.2%︎ Carbon: 22.5%︎ Iron: 11.8%︎ Nickel: 9.0%︎ Phosphorus: 14.4%︎ Sulphur: 26.7%︎ HIP 20777 3 c - Icy body
Body distance1,484 LsEarth masses0.0080Radius1,753 kmGravity0.11 gSurface temperature228 K (-45°C/-50°F)Surface pressure54.48 atmVolcanismMajor Water magmaAtmosphereThick Carbon dioxide-richTerraforming︎ HIP 20777 2 - Class II gas giant
Body distance1,486 LsRing/belt typeIcy (Pristine)Earth masses1,088.8000Radius77,175 kmGravity7.43 gSurface temperature246 K (-27°C/-17°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ HIP 20777 2 e - Icy body Landable
Body distance1,441 LsEarth masses0.0171Radius2,246 kmGravity0.14 gSurface temperature73 K (-200°C/-328°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Ruthenium: 0.7%︎ Selenium: 4.2%︎ Mercury: 0.5%︎ Niobium: 0.8%︎ Germanium: 3.5%︎ Manganese: 5.0%︎ Carbon: 22.6%︎ Iron: 12.1%︎ Nickel: 9.2%︎ Phosphorus: 14.5%︎ Sulphur: 26.9%︎ HIP 20777 2 d - Icy body Landable
Body distance1,456 LsEarth masses0.0067Radius1,654 kmGravity0.10 gSurface temperature77 K (-197°C/-322°F)Surface pressure0.00 atmVolcanismMinor Methane magmaAtmosphereTerraforming︎ Antimony: 0.8%︎ Selenium: 4.3%︎ Tin: 0.7%︎ Tungsten: 0.7%︎ Arsenic: 1.6%︎ Manganese: 5.0%︎ Carbon: 23.1%︎ Iron: 12.2%︎ Nickel: 9.2%︎ Phosphorus: 14.8%︎ Sulphur: 27.5%︎ HIP 20777 2 e a - Icy body Landable
Body distance1,457 LsEarth masses0.0007Radius797 kmGravity0.04 gSurface temperature73 K (-200°C/-328°F)Surface pressure0.00 atmVolcanismWater geysersAtmosphereTerraforming︎ Ruthenium: 0.6%︎ Cadmium: 0.7%︎ Mercury: 0.4%︎ Arsenic: 1.4%︎ Chromium: 4.2%︎ Manganese: 3.9%︎ Carbon: 25.6%︎ Iron: 9.3%︎ Nickel: 7.1%︎ Phosphorus: 16.4%︎ Sulphur: 30.4%︎ HIP 20777 2 c - Icy body Landable
Body distance1,464 LsEarth masses0.0042Radius1,421 kmGravity0.08 gSurface temperature81 K (-192°C/-314°F)Surface pressure0.00 atmVolcanismMinor Water magmaAtmosphereTerraforming︎ Tellurium: 0.9%︎ Mercury: 0.5%︎ Molybdenum: 0.8%︎ Germanium: 3.6%︎ Manganese: 5.1%︎ Zirconium: 1.4%︎ Carbon: 23.3%︎ Iron: 12.3%︎ Nickel: 9.3%︎ Phosphorus: 14.9%︎ Sulphur: 27.8%︎ HIP 20777 2 f - Icy body
Body distance1,480 LsEarth masses0.0150Radius2,154 kmGravity0.13 gSurface temperature132 K (-141°C/-222°F)Surface pressure0.82 atmVolcanismAtmosphereMethaneTerraforming︎ HIP 20777 2 b - Icy body Landable
Body distance1,486 LsEarth masses0.0049Radius1,491 kmGravity0.09 gSurface temperature84 K (-189°C/-308°F)Surface pressure0.00 atmVolcanismCarbon dioxide geysersAtmosphereTerraforming︎ Tellurium: 0.9%︎ Mercury: 0.5%︎ Niobium: 0.8%︎ Chromium: 5.4%︎ Manganese: 5.0%︎ Zirconium: 1.4%︎ Carbon: 22.9%︎ Iron: 12.1%︎ Nickel: 9.1%︎ Phosphorus: 14.7%︎ Sulphur: 27.2%︎ HIP 20777 2 a - Icy body Landable
Body distance1,488 LsEarth masses0.0049Radius1,491 kmGravity0.09 gSurface temperature91 K (-182°C/-296°F)Surface pressure0.00 atmVolcanismMajor Water geysersAtmosphereTerraforming︎ Selenium: 4.2%︎ Technetium: 0.4%︎ Niobium: 0.8%︎ Tungsten: 0.7%︎ Germanium: 3.5%︎ Manganese: 4.9%︎ Carbon: 22.7%︎ Iron: 12.0%︎ Nickel: 9.1%︎ Phosphorus: 14.6%︎ Sulphur: 27.1%︎ HIP 20777 6 - Class I gas giant
Body distance2,075 LsRing/belt typeIcy (Pristine)Earth masses83.8865Radius56,867 kmGravity1.05 gSurface temperature58 K (-215°C/-355°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ HIP 20777 5 - Class II gas giant
Body distance2,151 LsRing/belt typeIcy (Pristine)Earth masses990.9080Radius77,015 kmGravity6.79 gSurface temperature212 K (-61°C/-78°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ HIP 20777 5 c - Icy body Landable
Body distance2,140 LsEarth masses0.0097Radius1,866 kmGravity0.11 gSurface temperature58 K (-215°C/-355°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Antimony: 0.7%︎ Selenium: 4.1%︎ Cadmium: 0.9%︎ Tin: 0.7%︎ Chromium: 5.3%︎ Manganese: 4.9%︎ Carbon: 22.1%︎ Iron: 11.8%︎ Nickel: 8.9%︎ Phosphorus: 14.2%︎ Sulphur: 26.3%︎ HIP 20777 5 a - Icy body
Body distance2,145 LsEarth masses0.0086Radius1,796 kmGravity0.11 gSurface temperature174 K (-100°C/-147°F)Surface pressure18.79 atmVolcanismAtmosphereThick MethaneTerraforming︎ HIP 20777 5 b - Icy body Landable
Body distance2,150 LsEarth masses0.0042Radius1,416 kmGravity0.08 gSurface temperature61 K (-212°C/-349°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Selenium: 4.3%︎ Yttrium: 0.7%︎ Niobium: 0.8%︎ Tungsten: 0.7%︎ Arsenic: 1.6%︎ Manganese: 5.0%︎ Carbon: 23.1%︎ Iron: 12.2%︎ Nickel: 9.2%︎ Phosphorus: 14.8%︎ Sulphur: 27.5%︎ HIP 20777 7 - Class I gas giant
Body distance3,672 LsRing/belt typeIcy (Pristine)Earth masses37.8792Radius45,042 kmGravity0.76 gSurface temperature37 K (-236°C/-393°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ HIP 20777 7 a - Icy body Landable
Body distance3,662 LsEarth masses0.0011Radius923 kmGravity0.06 gSurface temperature32 K (-241°C/-402°F)Surface pressure0.00 atmVolcanismMajor Water geysersAtmosphereTerraforming︎ Selenium: 4.3%︎ Technetium: 0.4%︎ Cadmium: 1.0%︎ Niobium: 0.8%︎ Germanium: 3.6%︎ Vanadium: 3.0%︎ Carbon: 23.1%︎ Iron: 12.3%︎ Nickel: 9.3%︎ Phosphorus: 14.8%︎ Sulphur: 27.4%︎ HIP 20777 7 b - Icy body Landable
Body distance3,666 LsEarth masses0.0004Radius632 kmGravity0.04 gSurface temperature32 K (-241°C/-402°F)Surface pressure0.00 atmVolcanismMajor Water geysersAtmosphereTerraforming︎ Selenium: 4.2%︎ Yttrium: 0.7%︎ Cadmium: 0.9%︎ Molybdenum: 0.8%︎ Germanium: 3.5%︎ Manganese: 4.9%︎ Carbon: 22.6%︎ Iron: 11.9%︎ Nickel: 9.0%︎ Phosphorus: 14.5%︎ Sulphur: 26.9%︎ HIP 20777 8 - Class I gas giant
Body distance3,676 LsRing/belt typeIcy (Pristine)
Metal rich (Pristine)Earth masses17.1764Radius31,885 kmGravity0.69 gSurface temperature36 K (-238°C/-396°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ HIP 20777 8 b - Icy body Landable
Body distance3,686 LsEarth masses0.0013Radius964 kmGravity0.06 gSurface temperature31 K (-242°C/-403°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Technetium: 0.4%︎ Molybdenum: 0.8%︎ Niobium: 0.8%︎ Germanium: 3.5%︎ Manganese: 5.0%︎ Zinc: 3.3%︎ Carbon: 23.0%︎ Iron: 12.1%︎ Nickel: 9.1%︎ Phosphorus: 14.7%︎ Sulphur: 27.3%︎ HIP 20777 8 a - Icy body Landable
Body distance3,687 LsEarth masses0.0017Radius1,056 kmGravity0.06 gSurface temperature32 K (-242°C/-403°F)Surface pressure0.00 atmVolcanismMajor Water geysersAtmosphereTerraforming︎ Technetium: 0.4%︎ Cadmium: 0.9%︎ Molybdenum: 0.8%︎ Manganese: 5.0%︎ Vanadium: 3.0%︎ Zinc: 3.3%︎ Carbon: 23.1%︎ Iron: 12.1%︎ Nickel: 9.2%︎ Phosphorus: 14.8%︎ Sulphur: 27.4%︎ HIP 20777 9 - Class I gas giant
Body distance3,712 LsEarth masses25.5663Radius28,969 kmGravity1.24 gSurface temperature36 K (-237°C/-394°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ HIP 20777 9 f - Icy body Landable
Body distance3,699 LsEarth masses0.0008Radius833 kmGravity0.05 gSurface temperature31 K (-242°C/-403°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Ruthenium: 0.7%︎ Selenium: 4.2%︎ Tin: 0.7%︎ Tungsten: 0.7%︎ Chromium: 5.4%︎ Vanadium: 2.9%︎ Carbon: 22.7%︎ Iron: 12.0%︎ Nickel: 9.0%︎ Phosphorus: 14.6%︎ Sulphur: 27.0%︎ HIP 20777 9 c - Icy body Landable
Body distance3,700 LsEarth masses0.0006Radius757 kmGravity0.04 gSurface temperature31 K (-242°C/-403°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Technetium: 0.5%︎ Molybdenum: 0.8%︎ Tungsten: 0.7%︎ Germanium: 3.7%︎ Vanadium: 3.1%︎ Zirconium: 1.5%︎ Carbon: 23.9%︎ Iron: 12.6%︎ Nickel: 9.5%︎ Phosphorus: 15.3%︎ Sulphur: 28.5%︎ HIP 20777 9 a - Icy body Landable
Body distance3,701 LsEarth masses0.0016Radius1,027 kmGravity0.06 gSurface temperature31 K (-242°C/-403°F)Surface pressure0.00 atmVolcanismMinor Methane magmaAtmosphereTerraforming︎ Selenium: 4.2%︎ Tellurium: 0.9%︎ Mercury: 0.5%︎ Tungsten: 0.7%︎ Chromium: 5.4%︎ Vanadium: 2.9%︎ Carbon: 22.7%︎ Iron: 12.0%︎ Nickel: 9.0%︎ Phosphorus: 14.6%︎ Sulphur: 27.0%︎ HIP 20777 9 b - Icy body Landable
Body distance3,711 LsEarth masses0.0006Radius754 kmGravity0.04 gSurface temperature31 K (-242°C/-403°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Selenium: 4.2%︎ Technetium: 0.4%︎ Molybdenum: 0.8%︎ Niobium: 0.8%︎ Chromium: 5.4%︎ Vanadium: 2.9%︎ Carbon: 22.8%︎ Iron: 12.0%︎ Nickel: 9.1%︎ Phosphorus: 14.6%︎ Sulphur: 27.1%︎ HIP 20777 9 e - Icy body Landable
Body distance3,712 LsEarth masses0.0012Radius941 kmGravity0.06 gSurface temperature31 K (-242°C/-403°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Polonium: 0.3%︎ Cadmium: 0.9%︎ Molybdenum: 0.8%︎ Arsenic: 1.6%︎ Chromium: 5.5%︎ Germanium: 3.6%︎ Carbon: 23.2%︎ Iron: 12.2%︎ Nickel: 9.3%︎ Phosphorus: 14.9%︎ Sulphur: 27.6%︎ HIP 20777 9 d - Icy body Landable
Body distance3,713 LsEarth masses0.0004Radius651 kmGravity0.04 gSurface temperature31 K (-242°C/-403°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Ruthenium: 0.7%︎ Selenium: 4.3%︎ Cadmium: 0.9%︎ Tungsten: 0.7%︎ Germanium: 3.5%︎ Zinc: 3.3%︎ Carbon: 23.0%︎ Iron: 12.1%︎ Nickel: 9.2%︎ Phosphorus: 14.8%︎ Sulphur: 27.4%