Star system
HR 687
Economy
Refinery / Extraction
Government
Democracy
Allegiance
Federation
Star type
Class F star Scoopable
Coordinates
-91.31 / -47.03 / -113.91
Permit required
No
Powerplay
Unoccupied
Powers
︎ HR 687 A - Class F star
Body distance-Solar masses1.1797Solar radius1.2046︎ HR 687 A 1 - High metal content world Landable
Body distance149 LsEarth masses0.9774Radius6,037 kmGravity1.09 gSurface temperature766 K (493°C/919°F)Surface pressure0.00 atmVolcanismRocky magmaAtmosphereTerraforming︎ Ruthenium: 1.4%︎ Cadmium: 1.7%︎ Molybdenum: 1.4%︎ Manganese: 9.1%︎ Vanadium: 5.4%︎ Zinc: 6.0%︎ Carbon: 12.9%︎ Iron: 21.9%︎ Nickel: 16.6%︎ Phosphorus: 8.3%︎ Sulphur: 15.4%︎ HR 687 A 2 - High metal content world Landable
Body distance243 LsEarth masses1.1092Radius6,269 kmGravity1.15 gSurface temperature602 K (329°C/624°F)Surface pressure0.00 atmVolcanismMajor Rocky magmaAtmosphereTerraforming︎ Antimony: 1.0%︎ Cadmium: 1.7%︎ Mercury: 1.0%︎ Chromium: 10.0%︎ Germanium: 4.6%︎ Vanadium: 5.5%︎ Carbon: 13.1%︎ Iron: 22.2%︎ Nickel: 16.8%︎ Phosphorus: 8.4%︎ Sulphur: 15.6%︎ HR 687 A 3 - High metal content world Landable
Body distance341 LsEarth masses1.1094Radius6,269 kmGravity1.15 gSurface temperature510 K (237°C/458°F)Surface pressure0.00 atmVolcanismMajor Rocky magmaAtmosphereTerraforming︎ Tellurium: 1.2%︎ Cadmium: 1.8%︎ Tungsten: 1.3%︎ Germanium: 4.8%︎ Vanadium: 5.7%︎ Zinc: 6.3%︎ Carbon: 13.6%︎ Iron: 23.0%︎ Nickel: 17.4%︎ Phosphorus: 8.7%︎ Sulphur: 16.2%︎ HR 687 A 4 - High metal content world Landable
Body distance431 LsEarth masses0.9931Radius6,066 kmGravity1.10 gSurface temperature454 K (181°C/358°F)Surface pressure0.00 atmVolcanismRocky magmaAtmosphereTerraforming︎ Selenium: 2.6%︎ Yttrium: 1.4%︎ Cadmium: 1.8%︎ Niobium: 1.6%︎ Manganese: 9.7%︎ Zirconium: 2.7%︎ Carbon: 13.8%︎ Iron: 23.4%︎ Nickel: 17.7%︎ Phosphorus: 8.9%︎ Sulphur: 16.4%︎ HR 687 A 5 - High metal content world
Body distance601 LsEarth masses5.5784Radius9,880 kmGravity2.32 gSurface temperature1,432 K (1,158°C/2,117°F)Surface pressure759.43 atmVolcanismMajor Silicate vapour geysersAtmosphereHot Thick Carbon dioxideTerraforming︎ HR 687 A 5 a - Rocky body Landable
Body distance599 LsEarth masses0.0764Radius2,873 kmGravity0.38 gSurface temperature386 K (113°C/235°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Ruthenium: 1.4%︎ Selenium: 3.0%︎ Mercury: 1.0%︎ Tin: 1.4%︎ Arsenic: 2.6%︎ Germanium: 5.8%︎ Carbon: 16.4%︎ Iron: 22.0%︎ Nickel: 16.6%︎ Phosphorus: 10.5%︎ Sulphur: 19.5%︎ HR 687 A 6 - High metal content world
Body distance784 LsEarth masses2.0727Radius7,523 kmGravity1.49 gSurface temperature1,126 K (853°C/1,567°F)Surface pressure313.03 atmVolcanismMinor Metallic magmaAtmosphereHot Thick Carbon dioxideTerraforming︎ HR 687 A 7 - Class II gas giant
Body distance2,093 LsRing/belt typeMetal rich (Major)
Rocky (Major)Earth masses102.6910Radius59,794 kmGravity1.17 gSurface temperature216 K (-57°C/-70°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ HR 687 A 7 d - Rocky body Landable
Body distance2,091 LsEarth masses0.0015Radius798 kmGravity0.09 gSurface temperature213 K (-61°C/-77°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Yttrium: 1.2%︎ Niobium: 1.4%︎ Tin: 1.2%︎ Arsenic: 2.5%︎ Manganese: 8.2%︎ Zinc: 5.4%︎ Carbon: 16.1%︎ Iron: 19.8%︎ Nickel: 14.9%︎ Phosphorus: 10.3%︎ Sulphur: 19.1%︎ HR 687 A 7 a - Rocky body Landable
Body distance2,092 LsEarth masses0.0002Radius393 kmGravity0.05 gSurface temperature213 K (-60°C/-75°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Antimony: 1.2%︎ Mercury: 0.8%︎ Molybdenum: 1.3%︎ Germanium: 5.5%︎ Manganese: 7.9%︎ Zinc: 5.2%︎ Carbon: 15.7%︎ Iron: 19.2%︎ Nickel: 14.5%︎ Phosphorus: 10.0%︎ Sulphur: 18.6%︎ HR 687 A 7 b - Rocky body Landable
Body distance2,094 LsEarth masses0.0002Radius402 kmGravity0.05 gSurface temperature213 K (-60°C/-76°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Technetium: 0.7%︎ Niobium: 1.3%︎ Tungsten: 1.0%︎ Chromium: 8.4%︎ Germanium: 5.4%︎ Manganese: 7.7%︎ Carbon: 15.2%︎ Iron: 18.6%︎ Nickel: 14.1%︎ Phosphorus: 9.7%︎ Sulphur: 18.0%︎ HR 687 A 7 c - Rocky body Landable
Body distance2,095 LsEarth masses0.0004Radius520 kmGravity0.06 gSurface temperature213 K (-60°C/-77°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Ruthenium: 1.2%︎ Mercury: 0.8%︎ Molybdenum: 1.2%︎ Chromium: 8.4%︎ Manganese: 7.7%︎ Vanadium: 4.6%︎ Carbon: 15.2%︎ Iron: 18.7%︎ Nickel: 14.2%︎ Phosphorus: 9.8%︎ Sulphur: 18.1%︎ HR 687 A 7 e - Rocky body Landable
Body distance2,097 LsEarth masses0.0023Radius925 kmGravity0.11 gSurface temperature212 K (-61°C/-78°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Yttrium: 1.2%︎ Mercury: 0.9%︎ Molybdenum: 1.3%︎ Manganese: 8.3%︎ Vanadium: 4.9%︎ Zirconium: 2.3%︎ Carbon: 16.3%︎ Iron: 20.0%︎ Nickel: 15.1%︎ Phosphorus: 10.4%︎ Sulphur: 19.4%︎ HR 687 A 8 - Class II gas giant
Body distance3,020 LsEarth masses6.1525Radius13,975 kmGravity1.28 gSurface temperature174 K (-99°C/-146°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ HR 687 A 8 a - Rocky body Landable
Body distance3,019 LsEarth masses0.0004Radius530 kmGravity0.06 gSurface temperature177 K (-96°C/-141°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Antimony: 1.2%︎ Selenium: 3.0%︎ Niobium: 1.3%︎ Tungsten: 1.1%︎ Manganese: 8.1%︎ Zinc: 5.3%︎ Carbon: 16.0%︎ Iron: 19.7%︎ Nickel: 14.9%︎ Phosphorus: 10.3%︎ Sulphur: 19.1%︎ HR 687 A 8 c - Rocky body Landable
Body distance3,021 LsEarth masses0.0003Radius456 kmGravity0.05 gSurface temperature177 K (-96°C/-141°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Antimony: 1.2%︎ Selenium: 3.1%︎ Molybdenum: 1.3%︎ Tungsten: 1.1%︎ Manganese: 8.4%︎ Zirconium: 2.4%︎ Carbon: 16.5%︎ Iron: 20.3%︎ Nickel: 15.4%︎ Phosphorus: 10.6%︎ Sulphur: 19.7%︎ HR 687 A 8 b - Rocky body Landable
Body distance3,022 LsEarth masses0.0002Radius400 kmGravity0.05 gSurface temperature177 K (-96°C/-141°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Tellurium: 1.5%︎ Tin: 1.2%︎ Tungsten: 1.1%︎ Vanadium: 5.0%︎ Zinc: 5.6%︎ Zirconium: 2.4%︎ Carbon: 16.7%︎ Iron: 20.5%︎ Nickel: 15.5%︎ Phosphorus: 10.7%︎ Sulphur: 19.8%︎ HR 687 A 8 d - Rocky body Landable
Body distance3,024 LsEarth masses0.0004Radius515 kmGravity0.06 gSurface temperature177 K (-96°C/-141°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Selenium: 3.2%︎ Yttrium: 1.3%︎ Molybdenum: 1.4%︎ Niobium: 1.4%︎ Arsenic: 2.7%︎ Vanadium: 5.2%︎ Carbon: 17.0%︎ Iron: 21.0%︎ Nickel: 15.9%︎ Phosphorus: 10.9%︎ Sulphur: 20.2%︎ HR 687 A 8 e - Rocky body Landable
Body distance3,024 LsEarth masses0.0002Radius388 kmGravity0.04 gSurface temperature177 K (-96°C/-141°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Technetium: 0.7%︎ Molybdenum: 1.3%︎ Tin: 1.2%︎ Arsenic: 2.6%︎ Vanadium: 5.0%︎ Zinc: 5.6%︎ Carbon: 16.7%︎ Iron: 20.5%︎ Nickel: 15.5%︎ Phosphorus: 10.7%︎ Sulphur: 19.9%︎ HR 687 C - Class L star (brown dwarf)
Body distance53,292 LsSolar masses0.1328Solar radius0.2671︎ HR 687 B - Class M star
Body distance54,221 LsSolar masses0.3594Solar radius0.5431