Star system
HIP 4637
Economy
Extraction / Industrial
Government
Anarchy
Allegiance
Independent
Star type
Class F star Scoopable
Coordinates
-143 / -42.13 / -99.31
Permit required
No
︎ HIP 4637 A - Class F star
Body distance-Solar masses1.2539Solar radius1.1342︎ HIP 4637 A 1 - Metal-rich body
Body distance13 LsEarth masses1.1385Radius5,034 kmGravity1.83 gSurface temperature2,947 K (2,674°C/4,845°F)Surface pressure722.69 atmVolcanismSilicate vapour geysersAtmosphereHot Thick Silicate vapourTerraforming︎ HIP 4637 A 2 - High metal content world
Body distance23 LsEarth masses3.6769Radius8,859 kmGravity1.90 gSurface temperature5,663 K (5,390°C/9,734°F)Surface pressure2,726,168.27 atmVolcanismMajor Silicate vapour geysersAtmosphereHot Thick Silicate vapourTerraforming︎ HIP 4637 A 3 - Class III gas giant
Body distance2,665 LsRing/belt typeMetal rich (Major)Earth masses2,164.0300Radius72,584 kmGravity16.69 gSurface temperature597 K (324°C/615°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ HIP 4637 A 3 a - Rocky body
Body distance2,667 LsEarth masses0.0002Radius412 kmGravity0.05 gSurface temperature717 K (444°C/831°F)Surface pressure7.79 atmVolcanismMetallic magmaAtmosphereHot Thick WaterTerraforming︎ HIP 4637 A 3 b - Rocky body Landable
Body distance2,671 LsEarth masses0.0019Radius867 kmGravity0.10 gSurface temperature235 K (-38°C/-37°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Tellurium: 1.4%︎ Molybdenum: 1.2%︎ Tin: 1.1%︎ Chromium: 8.4%︎ Germanium: 5.5%︎ Zinc: 5.1%︎ Carbon: 15.6%︎ Iron: 18.8%︎ Nickel: 14.2%︎ Phosphorus: 10.0%︎ Sulphur: 18.6%︎ HIP 4637 A 3 c - Icy body
Body distance2,674 LsEarth masses0.0829Radius3,846 kmGravity0.23 gSurface temperature176 K (-97°C/-143°F)Surface pressure0.28 atmVolcanismAtmosphereSulphur dioxideTerraforming︎ HIP 4637 A 4 - Class III gas giant
Body distance3,804 LsRing/belt typeMetal rich (Major)Earth masses1,082.4300Radius76,708 kmGravity7.48 gSurface temperature314 K (41°C/105°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ HIP 4637 A 4 e - Rocky body
Body distance3,784 LsEarth masses0.0291Radius2,132 kmGravity0.26 gSurface temperature191 K (-82°C/-115°F)Surface pressure0.13 atmVolcanismAtmosphereCarbon dioxideTerraforming︎ HIP 4637 A 4 c - Rocky body Landable
Body distance3,793 LsEarth masses0.0039Radius1,105 kmGravity0.13 gSurface temperature180 K (-93°C/-135°F)Surface pressure0.03 atmVolcanismAtmosphereThin Carbon dioxideTerraforming︎ Technetium: 0.7%︎ Molybdenum: 1.3%︎ Tungsten: 1.1%︎ Manganese: 7.9%︎ Vanadium: 4.7%︎ Zinc: 5.2%︎ Carbon: 16.0%︎ Iron: 19.2%︎ Nickel: 14.5%︎ Phosphorus: 10.3%︎ Sulphur: 19.1%︎ HIP 4637 A 4 d - Rocky body Landable
Body distance3,805 LsEarth masses0.0176Radius1,809 kmGravity0.22 gSurface temperature190 K (-83°C/-118°F)Surface pressure0.09 atmVolcanismAtmosphereThin Carbon dioxideTerraforming︎ Antimony: 1.2%︎ Mercury: 0.9%︎ Niobium: 1.3%︎ Arsenic: 2.5%︎ Chromium: 8.8%︎ Vanadium: 4.8%︎ Carbon: 16.3%︎ Iron: 19.6%︎ Nickel: 14.8%︎ Phosphorus: 10.4%︎ Sulphur: 19.4%︎ HIP 4637 A 4 a - Rocky body Landable
Body distance3,808 LsEarth masses0.0028Radius987 kmGravity0.12 gSurface temperature162 K (-111°C/-169°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Tellurium: 1.4%︎ Niobium: 1.3%︎ Tungsten: 1.0%︎ Chromium: 8.3%︎ Manganese: 7.6%︎ Vanadium: 4.5%︎ Carbon: 15.4%︎ Iron: 18.4%︎ Nickel: 14.0%︎ Phosphorus: 9.8%︎ Sulphur: 18.3%︎ HIP 4637 A 4 b - Rocky body Landable
Body distance3,809 LsEarth masses0.0025Radius951 kmGravity0.11 gSurface temperature154 K (-119°C/-182°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Technetium: 0.7%︎ Niobium: 1.3%︎ Tin: 1.1%︎ Chromium: 8.3%︎ Manganese: 7.6%︎ Zinc: 5.0%︎ Carbon: 15.4%︎ Iron: 18.5%︎ Nickel: 14.0%︎ Phosphorus: 9.9%︎ Sulphur: 18.3%︎ HIP 4637 B - Class M star
Body distance203,288 LsSolar masses0.3477Solar radius0.4767︎ HIP 4637 B 8 - Icy body
Body distance200,876 LsEarth masses2.3974Radius10,082 kmGravity0.96 gSurface temperature51 K (-222°C/-368°F)Surface pressure0.45 atmVolcanismMajor Water geysersAtmosphereHeliumTerraforming︎ HIP 4637 B 6 - Icy body
Body distance201,444 LsEarth masses3.2552Radius10,983 kmGravity1.10 gSurface temperature63 K (-210°C/-347°F)Surface pressure0.62 atmVolcanismMajor Water geysersAtmosphereHeliumTerraforming︎ HIP 4637 B 4 - Icy body
Body distance202,178 LsEarth masses3.5166Radius11,204 kmGravity1.14 gSurface temperature75 K (-198°C/-324°F)Surface pressure0.15 atmVolcanismMajor Water geysersAtmosphereNeon-richTerraforming︎ HIP 4637 B 5 - Icy body
Body distance202,179 LsEarth masses2.0505Radius9,687 kmGravity0.89 gSurface temperature387 K (114°C/238°F)Surface pressure6,482.49 atmVolcanismMajor Water geysersAtmosphereThick MethaneTerraforming︎ HIP 4637 B 3 - Icy body
Body distance202,795 LsEarth masses1.5298Radius8,808 kmGravity0.80 gSurface temperature98 K (-175°C/-283°F)Surface pressure2.65 atmVolcanismMajor Water geysersAtmosphereArgon-richTerraforming︎ HIP 4637 B 3 a - Icy body
Body distance202,794 LsEarth masses0.1085Radius4,141 kmGravity0.26 gSurface temperature96 K (-177°C/-286°F)Surface pressure1.26 atmVolcanismAtmosphereArgon-richTerraforming︎ HIP 4637 B 2 - High metal content world
Body distance203,072 LsEarth masses0.5773Radius5,282 kmGravity0.84 gSurface temperature279 K (6°C/42°F)Surface pressure237.87 atmVolcanismAtmosphereThick Methane-richTerraforming︎ HIP 4637 B 1 - High metal content world
Body distance203,317 LsEarth masses0.7146Radius5,605 kmGravity0.92 gSurface temperature194 K (-80°C/-111°F)Surface pressure84.03 atmVolcanismAtmosphereThick Argon-richTerraforming︎ HIP 4637 B 1 a - Rocky ice world
Body distance203,432 LsEarth masses0.0451Radius2,559 kmGravity0.28 gSurface temperature548 K (275°C/527°F)Surface pressure822.37 atmVolcanismAtmosphereHot Thick Carbon dioxideTerraforming︎ HIP 4637 B 7 - Icy body
Body distance204,340 LsEarth masses2.1415Radius9,759 kmGravity0.91 gSurface temperature57 K (-216°C/-357°F)Surface pressure0.40 atmVolcanismMajor Water geysersAtmosphereNeon-richTerraforming︎ HIP 4637 C - Class L star (brown dwarf)
Body distance225,289 LsSolar masses0.0859Solar radius0.2357︎ HIP 4637 C 4 - Icy body Landable
Body distance223,482 LsEarth masses0.3066Radius5,402 kmGravity0.43 gSurface temperature39 K (-234°C/-389°F)Surface pressure0.00 atmVolcanismAtmosphereThin NeonTerraforming︎ Ruthenium: 1.0%︎ Selenium: 3.5%︎ Cadmium: 1.2%︎ Tin: 1.0%︎ Chromium: 6.9%︎ Manganese: 6.4%︎ Carbon: 18.8%︎ Iron: 15.4%︎ Nickel: 11.6%︎ Phosphorus: 12.0%︎ Sulphur: 22.3%︎ HIP 4637 C 4 a - Icy body Landable
Body distance223,481 LsEarth masses0.0179Radius2,311 kmGravity0.14 gSurface temperature39 K (-234°C/-389°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Ruthenium: 0.7%︎ Selenium: 4.3%︎ Molybdenum: 0.8%︎ Tungsten: 0.6%︎ Chromium: 5.2%︎ Zinc: 3.2%︎ Carbon: 22.9%︎ Iron: 11.7%︎ Nickel: 8.8%︎ Phosphorus: 14.6%︎ Sulphur: 27.2%︎ HIP 4637 C 2 - Icy body Landable
Body distance224,339 LsEarth masses0.3070Radius5,424 kmGravity0.42 gSurface temperature43 K (-230°C/-381°F)Surface pressure0.00 atmVolcanismAtmosphereThin NeonTerraforming︎ Ruthenium: 0.9%︎ Selenium: 3.5%︎ Molybdenum: 1.0%︎ Tin: 1.0%︎ Chromium: 6.9%︎ Manganese: 6.3%︎ Carbon: 18.9%︎ Iron: 15.3%︎ Nickel: 11.6%︎ Phosphorus: 12.1%︎ Sulphur: 22.5%︎ HIP 4637 C 1 - Icy body Landable
Body distance224,528 LsEarth masses0.2603Radius5,150 kmGravity0.40 gSurface temperature46 K (-227°C/-376°F)Surface pressure0.00 atmVolcanismAtmosphereThin NeonTerraforming︎ Selenium: 3.5%︎ Tellurium: 0.8%︎ Cadmium: 1.2%︎ Tin: 1.0%︎ Chromium: 6.9%︎ Manganese: 6.3%︎ Carbon: 18.9%︎ Iron: 15.3%︎ Nickel: 11.6%︎ Phosphorus: 12.1%︎ Sulphur: 22.5%︎ HIP 4637 C 3 - Icy body Landable
Body distance225,180 LsEarth masses0.0965Radius3,759 kmGravity0.28 gSurface temperature41 K (-232°C/-386°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Yttrium: 1.0%︎ Cadmium: 1.2%︎ Mercury: 0.7%︎ Chromium: 7.2%︎ Germanium: 3.4%︎ Zirconium: 1.9%︎ Carbon: 19.9%︎ Iron: 16.1%︎ Nickel: 12.2%︎ Phosphorus: 12.7%︎ Sulphur: 23.7%