Star system
HIP 20899
Economy
Agriculture / High Tech
Government
Allegiance
Thargoids
Star type
Class G star Scoopable
Coordinates
-1.09 / -53.09 / -142.06
Permit required
No
︎ HIP 20899 - Class G star
Body distance-Solar masses1.1172Solar radius1.0921︎ HIP 20899 1 - Class III gas giant
Body distance875 LsRing/belt typeMetal rich (Common)Earth masses887.8820Radius76,792 kmGravity6.12 gSurface temperature337 K (63°C/146°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ HIP 20899 1 a - Rocky body Landable
Body distance874 LsEarth masses0.0045Radius1,157 kmGravity0.14 gSurface temperature225 K (-48°C/-54°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Antimony: 1.1%︎ Cadmium: 1.4%︎ Niobium: 1.3%︎ Chromium: 8.3%︎ Germanium: 5.3%︎ Manganese: 7.7%︎ Carbon: 15.0%︎ Iron: 18.5%︎ Nickel: 14.0%︎ Phosphorus: 9.6%︎ Sulphur: 17.8%︎ HIP 20899 1 d - Rocky body Landable
Body distance875 LsEarth masses0.0020Radius880 kmGravity0.10 gSurface temperature215 K (-59°C/-73°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Antimony: 1.2%︎ Cadmium: 1.5%︎ Molybdenum: 1.3%︎ Manganese: 8.2%︎ Vanadium: 4.9%︎ Zirconium: 2.3%︎ Carbon: 16.1%︎ Iron: 19.9%︎ Nickel: 15.0%︎ Phosphorus: 10.3%︎ Sulphur: 19.2%︎ HIP 20899 1 e - Rocky body Landable
Body distance876 LsEarth masses0.0046Radius1,166 kmGravity0.14 gSurface temperature211 K (-62°C/-79°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Yttrium: 1.2%︎ Cadmium: 1.6%︎ Tin: 1.2%︎ Arsenic: 2.6%︎ Vanadium: 5.0%︎ Zinc: 5.6%︎ Carbon: 16.5%︎ Iron: 20.5%︎ Nickel: 15.5%︎ Phosphorus: 10.6%︎ Sulphur: 19.7%︎ HIP 20899 1 c - Rocky body Landable
Body distance877 LsEarth masses0.0008Radius660 kmGravity0.08 gSurface temperature217 K (-56°C/-70°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Tellurium: 1.5%︎ Cadmium: 1.5%︎ Tin: 1.2%︎ Arsenic: 2.5%︎ Manganese: 8.1%︎ Zinc: 5.4%︎ Carbon: 16.0%︎ Iron: 19.7%︎ Nickel: 14.9%︎ Phosphorus: 10.2%︎ Sulphur: 19.0%︎ HIP 20899 1 b - Rocky body Landable
Body distance879 LsEarth masses0.0014Radius781 kmGravity0.09 gSurface temperature220 K (-53°C/-63°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Antimony: 1.2%︎ Molybdenum: 1.3%︎ Tin: 1.2%︎ Arsenic: 2.5%︎ Chromium: 8.8%︎ Germanium: 5.6%︎ Carbon: 15.9%︎ Iron: 19.6%︎ Nickel: 14.8%︎ Phosphorus: 10.2%︎ Sulphur: 18.9%︎ HIP 20899 2 - Class IV gas giant
Body distance1,285 LsRing/belt typeRocky (Common)Earth masses3,309.1800Radius67,363 kmGravity29.64 gSurface temperature915 K (642°C/1,187°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ HIP 20899 2 a - Rocky body Landable
Body distance1,283 LsEarth masses0.0084Radius1,422 kmGravity0.17 gSurface temperature315 K (42°C/108°F)Surface pressure0.00 atmVolcanismMinor Metallic magmaAtmosphereTerraforming︎ Antimony: 1.1%︎ Mercury: 0.8%︎ Molybdenum: 1.2%︎ Chromium: 8.4%︎ Manganese: 7.7%︎ Vanadium: 4.6%︎ Carbon: 15.2%︎ Iron: 18.8%︎ Nickel: 14.2%︎ Phosphorus: 9.7%︎ Sulphur: 18.1%︎ HIP 20899 2 b - Rocky body Landable
Body distance1,285 LsEarth masses0.0098Radius1,495 kmGravity0.18 gSurface temperature250 K (-23°C/-9°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Technetium: 0.7%︎ Molybdenum: 1.3%︎ Tungsten: 1.1%︎ Chromium: 8.6%︎ Germanium: 5.5%︎ Zinc: 5.2%︎ Carbon: 15.6%︎ Iron: 19.2%︎ Nickel: 14.5%︎ Phosphorus: 10.0%︎ Sulphur: 18.5%︎ HIP 20899 3 - Gas giant with water-based life
Body distance1,330 LsRing/belt typeMetal rich (Common)Earth masses3.7577Radius18,502 kmGravity0.45 gSurface temperature188 K (-85°C/-121°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ HIP 20899 3 a - Rocky body Landable
Body distance1,328 LsEarth masses0.0006Radius581 kmGravity0.07 gSurface temperature192 K (-81°C/-115°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Technetium: 0.7%︎ Niobium: 1.3%︎ Tungsten: 1.0%︎ Chromium: 8.5%︎ Manganese: 7.8%︎ Vanadium: 4.6%︎ Carbon: 15.2%︎ Iron: 18.9%︎ Nickel: 14.3%︎ Phosphorus: 9.7%︎ Sulphur: 18.0%︎ HIP 20899 4 - Gas giant with ammonia-based life
Body distance1,735 LsEarth masses68.7558Radius40,619 kmGravity1.69 gSurface temperature141 K (-132°C/-205°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ HIP 20899 4 g - Rocky body Landable
Body distance1,728 LsEarth masses0.0002Radius386 kmGravity0.04 gSurface temperature151 K (-122°C/-187°F)Surface pressure0.00 atmVolcanismAtmosphereThin Carbon dioxideTerraforming︎ Yttrium: 1.1%︎ Tin: 1.1%︎ Tungsten: 1.1%︎ Chromium: 8.7%︎ Vanadium: 4.7%︎ Zinc: 5.2%︎ Carbon: 15.6%︎ Iron: 19.3%︎ Nickel: 14.6%︎ Phosphorus: 10.0%︎ Sulphur: 18.6%︎ HIP 20899 4 e - Rocky body Landable
Body distance1,730 LsEarth masses0.0004Radius510 kmGravity0.06 gSurface temperature155 K (-118°C/-180°F)Surface pressure0.01 atmVolcanismAtmosphereThin Carbon dioxideTerraforming︎ Ruthenium: 1.2%︎ Cadmium: 1.5%︎ Mercury: 0.8%︎ Chromium: 8.7%︎ Vanadium: 4.7%︎ Zinc: 5.2%︎ Carbon: 15.6%︎ Iron: 19.2%︎ Nickel: 14.6%︎ Phosphorus: 10.0%︎ Sulphur: 18.5%︎ HIP 20899 4 d - Rocky body Landable
Body distance1,732 LsEarth masses0.0003Radius447 kmGravity0.05 gSurface temperature154 K (-120°C/-183°F)Surface pressure0.00 atmVolcanismAtmosphereThin Carbon dioxideTerraforming︎ Polonium: 0.5%︎ Selenium: 3.0%︎ Cadmium: 1.5%︎ Tin: 1.2%︎ Germanium: 5.7%︎ Manganese: 8.2%︎ Carbon: 16.0%︎ Iron: 19.7%︎ Nickel: 14.9%︎ Phosphorus: 10.3%︎ Sulphur: 19.0%︎ HIP 20899 4 b - Rocky body Landable
Body distance1,734 LsEarth masses0.0002Radius423 kmGravity0.05 gSurface temperature153 K (-120°C/-184°F)Surface pressure0.00 atmVolcanismAtmosphereThin Carbon dioxideTerraforming︎ Ruthenium: 1.2%︎ Cadmium: 1.5%︎ Tungsten: 1.1%︎ Chromium: 8.8%︎ Zinc: 5.3%︎ Zirconium: 2.3%︎ Carbon: 16.0%︎ Iron: 19.7%︎ Nickel: 14.9%︎ Phosphorus: 10.2%︎ Sulphur: 19.0%︎ HIP 20899 4 a - Rocky body
Body distance1,735 LsEarth masses0.0002Radius426 kmGravity0.05 gSurface temperature205 K (-69°C/-91°F)Surface pressure0.27 atmVolcanismAtmosphereCarbon dioxideTerraforming︎ HIP 20899 4 c - Rocky body Landable
Body distance1,737 LsEarth masses0.0002Radius422 kmGravity0.05 gSurface temperature153 K (-120°C/-184°F)Surface pressure0.00 atmVolcanismAtmosphereThin Carbon dioxideTerraforming︎ Yttrium: 1.1%︎ Cadmium: 1.5%︎ Niobium: 1.3%︎ Chromium: 8.6%︎ Germanium: 5.5%︎ Vanadium: 4.7%︎ Carbon: 15.5%︎ Iron: 19.1%︎ Nickel: 14.4%︎ Phosphorus: 9.9%︎ Sulphur: 18.4%︎ HIP 20899 4 f - Rocky body Landable
Body distance1,744 LsEarth masses0.0002Radius404 kmGravity0.05 gSurface temperature152 K (-121°C/-186°F)Surface pressure0.00 atmVolcanismAtmosphereThin Carbon dioxideTerraforming︎ Ruthenium: 1.3%︎ Cadmium: 1.6%︎ Tin: 1.2%︎ Arsenic: 2.6%︎ Manganese: 8.4%︎ Zirconium: 2.4%︎ Carbon: 16.5%︎ Iron: 20.4%︎ Nickel: 15.4%︎ Phosphorus: 10.6%︎ Sulphur: 19.7%︎ HIP 20899 5 - Gas giant with ammonia-based life
Body distance2,160 LsRing/belt typeMetal rich (Common)Earth masses67.4701Radius47,443 kmGravity1.22 gSurface temperature128 K (-145°C/-230°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ HIP 20899 5 d - Rocky body Landable
Body distance2,159 LsEarth masses0.0039Radius1,105 kmGravity0.13 gSurface temperature126 K (-148°C/-234°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Tellurium: 1.5%︎ Mercury: 0.9%︎ Tin: 1.2%︎ Arsenic: 2.5%︎ Chromium: 8.9%︎ Zinc: 5.3%︎ Carbon: 16.0%︎ Iron: 19.7%︎ Nickel: 14.9%︎ Phosphorus: 10.2%︎ Sulphur: 19.0%︎ HIP 20899 5 a - Rocky body Landable
Body distance2,160 LsEarth masses0.0015Radius813 kmGravity0.09 gSurface temperature126 K (-147°C/-232°F)Surface pressure0.00 atmVolcanismMajor Silicate vapour geysersAtmosphereTerraforming︎ Ruthenium: 1.1%︎ Niobium: 1.3%︎ Tungsten: 1.0%︎ Chromium: 8.4%︎ Manganese: 7.7%︎ Zinc: 5.1%︎ Carbon: 15.1%︎ Iron: 18.6%︎ Nickel: 14.1%︎ Phosphorus: 9.7%︎ Sulphur: 18.0%︎ HIP 20899 5 b - Rocky body Landable
Body distance2,160 LsEarth masses0.0015Radius806 kmGravity0.09 gSurface temperature126 K (-147°C/-232°F)Surface pressure0.00 atmVolcanismMinor Metallic magmaAtmosphereTerraforming︎ Ruthenium: 1.2%︎ Cadmium: 1.5%︎ Niobium: 1.3%︎ Chromium: 8.8%︎ Zinc: 5.3%︎ Zirconium: 2.3%︎ Carbon: 15.9%︎ Iron: 19.6%︎ Nickel: 14.8%︎ Phosphorus: 10.2%︎ Sulphur: 18.9%︎ HIP 20899 5 c - Rocky body
Body distance2,160 LsEarth masses0.0014Radius787 kmGravity0.09 gSurface temperature126 K (-147°C/-233°F)Surface pressure0.00 atmVolcanismMajor Rocky magmaAtmosphereSulphur dioxideTerraforming︎ HIP 20899 6 - Class III gas giant
Body distance2,941 LsRing/belt typeMetal rich (Common)Earth masses2,017.1200Radius73,392 kmGravity15.22 gSurface temperature527 K (253°C/488°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ HIP 20899 6 d - Rocky body Landable
Body distance2,936 LsEarth masses0.0111Radius1,556 kmGravity0.19 gSurface temperature174 K (-99°C/-147°F)Surface pressure0.00 atmVolcanismAtmosphereThin AmmoniaTerraforming︎ Antimony: 1.2%︎ Selenium: 3.0%︎ Molybdenum: 1.3%︎ Tin: 1.2%︎ Chromium: 8.8%︎ Vanadium: 4.8%︎ Carbon: 16.0%︎ Iron: 19.7%︎ Nickel: 14.9%︎ Phosphorus: 10.2%︎ Sulphur: 19.0%︎ HIP 20899 6 a - Rocky body
Body distance2,939 LsEarth masses0.0075Radius1,367 kmGravity0.16 gSurface temperature199 K (-74°C/-102°F)Surface pressure0.00 atmVolcanismMajor Rocky magmaAtmosphereSulphur dioxideTerraforming︎ HIP 20899 6 b - Rocky body Landable
Body distance2,939 LsEarth masses0.0051Radius1,201 kmGravity0.14 gSurface temperature188 K (-86°C/-122°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Tellurium: 1.4%︎ Molybdenum: 1.2%︎ Niobium: 1.3%︎ Germanium: 5.5%︎ Manganese: 7.9%︎ Zinc: 5.2%︎ Carbon: 15.5%︎ Iron: 19.1%︎ Nickel: 14.5%︎ Phosphorus: 9.9%︎ Sulphur: 18.4%︎ HIP 20899 6 c - Rocky body Landable
Body distance2,943 LsEarth masses0.0067Radius1,315 kmGravity0.16 gSurface temperature180 K (-94°C/-136°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Yttrium: 1.2%︎ Mercury: 0.9%︎ Niobium: 1.3%︎ Manganese: 8.1%︎ Vanadium: 4.8%︎ Zinc: 5.3%︎ Carbon: 15.6%︎ Iron: 19.5%︎ Nickel: 14.7%︎ Phosphorus: 10.0%︎ Sulphur: 18.6%︎ HIP 20899 6 e - Rocky body Landable
Body distance2,969 LsEarth masses0.0076Radius1,375 kmGravity0.16 gSurface temperature165 K (-108°C/-163°F)Surface pressure0.00 atmVolcanismAtmosphereThin AmmoniaTerraforming︎ Antimony: 1.1%︎ Cadmium: 1.4%︎ Mercury: 0.8%︎ Chromium: 8.3%︎ Germanium: 5.3%︎ Manganese: 7.7%︎ Carbon: 15.1%︎ Iron: 18.6%︎ Nickel: 14.0%︎ Phosphorus: 9.7%︎ Sulphur: 17.9%︎ HIP 20899 7 - Class III gas giant
Body distance3,019 LsRing/belt typeRocky (Common)Earth masses2,931.8500Radius68,155 kmGravity25.65 gSurface temperature764 K (491°C/916°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ HIP 20899 7 b - Rocky body Landable
Body distance3,013 LsEarth masses0.0129Radius1,633 kmGravity0.20 gSurface temperature183 K (-90°C/-130°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Technetium: 0.7%︎ Mercury: 0.8%︎ Niobium: 1.3%︎ Chromium: 8.5%︎ Manganese: 7.8%︎ Vanadium: 4.6%︎ Carbon: 15.3%︎ Iron: 18.8%︎ Nickel: 14.2%︎ Phosphorus: 9.8%︎ Sulphur: 18.2%︎ HIP 20899 7 c - Rocky body Landable
Body distance3,021 LsEarth masses0.0156Radius1,739 kmGravity0.21 gSurface temperature175 K (-98°C/-144°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Yttrium: 1.2%︎ Cadmium: 1.6%︎ Molybdenum: 1.3%︎ Arsenic: 2.6%︎ Germanium: 5.8%︎ Zinc: 5.5%︎ Carbon: 16.4%︎ Iron: 20.2%︎ Nickel: 15.3%︎ Phosphorus: 10.5%︎ Sulphur: 19.5%︎ HIP 20899 7 d - Rocky body Landable
Body distance3,030 LsEarth masses0.0151Radius1,720 kmGravity0.21 gSurface temperature170 K (-103°C/-154°F)Surface pressure0.00 atmVolcanismAtmosphereThin AmmoniaTerraforming︎ Tellurium: 1.5%︎ Niobium: 1.3%︎ Tin: 1.2%︎ Chromium: 8.8%︎ Germanium: 5.6%︎ Zirconium: 2.3%︎ Carbon: 15.9%︎ Iron: 19.6%︎ Nickel: 14.8%︎ Phosphorus: 10.2%︎ Sulphur: 18.9%︎ HIP 20899 7 a - Rocky body Landable
Body distance3,035 LsEarth masses0.0083Radius1,413 kmGravity0.17 gSurface temperature196 K (-77°C/-107°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Selenium: 3.0%︎ Tellurium: 1.5%︎ Niobium: 1.3%︎ Tungsten: 1.1%︎ Chromium: 8.8%︎ Vanadium: 4.8%︎ Carbon: 15.9%︎ Iron: 19.6%︎ Nickel: 14.8%︎ Phosphorus: 10.2%︎ Sulphur: 18.9%︎ HIP 20899 8 - Icy body
Body distance4,237 LsEarth masses15.9168Radius16,582 kmGravity2.35 gSurface temperature532 K (259°C/499°F)Surface pressure65,703.73 atmVolcanismWater geysersAtmosphereHot Thick Methane-richTerraforming︎ HIP 20899 9 - Icy body
Body distance5,360 LsRing/belt typeIcy (Common)Earth masses36.7918Radius19,899 kmGravity3.78 gSurface temperature516 K (243°C/469°F)Surface pressure169,270.17 atmVolcanismWater geysersAtmosphereHot Thick Methane-richTerraforming