Star system
HR 5816
Economy
Colony / Extraction
Government
Corporate
Allegiance
Alliance
Star type
Class F star Scoopable
Coordinates
2.59 / 46.84 / 66.19
Permit required
No
Powerplay
Exploited
Powers
Edmund Mahon (Controlling)
︎ HR 5816 A - Class F star
Body distance-Solar masses1.0938Solar radius1.0677︎ HR 5816 B - Class M star
Body distance37 LsSolar masses0.5117Solar radius0.5914︎ HR 5816 D - Class M star
Body distance1,561 LsSolar masses0.2500Solar radius0.4298︎ HR 5816 C - Class K star
Body distance1,655 LsSolar masses0.6992Solar radius0.8185︎ HR 5816 C 1 - Metal-rich body Landable
Body distance1,641 LsEarth masses0.0505Radius1,925 kmGravity0.55 gSurface temperature1,324 K (1,051°C/1,923°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Antimony: 1.4%︎ Cadmium: 2.9%︎ Tungsten: 2.0%︎ Manganese: 15.3%︎ Vanadium: 9.1%︎ Zirconium: 4.3%︎ Iron: 37.0%︎ Nickel: 28.0%︎ HR 5816 C 1 a - Metal-rich body Landable
Body distance1,641 LsEarth masses0.0006Radius462 kmGravity0.12 gSurface temperature1,324 K (1,051°C/1,923°F)Surface pressure0.00 atmVolcanismMajor Silicate vapour geysersAtmosphereTerraforming︎ Antimony: 1.3%︎ Molybdenum: 2.3%︎ Niobium: 2.4%︎ Chromium: 15.5%︎ Vanadium: 8.5%︎ Zinc: 9.4%︎ Iron: 34.6%︎ Nickel: 26.1%︎ HR 5816 ABCD 1 - Class Y star (brown dwarf)
Body distance3,772 LsSolar masses0.0234Solar radius0.1013︎ HR 5816 ABCD 1 d - Icy body
Body distance3,708 LsRing/belt typeRocky (Depleted)Earth masses0.5125Radius6,926 kmGravity0.43 gSurface temperature141 K (-132°C/-206°F)Surface pressure211.47 atmVolcanismAtmosphereThick NitrogenTerraforming︎ HR 5816 ABCD 1 c - Rocky body Landable
Body distance3,751 LsEarth masses0.1025Radius3,197 kmGravity0.41 gSurface temperature137 K (-136°C/-213°F)Surface pressure0.00 atmVolcanismAtmosphereThin NitrogenTerraforming︎ Ruthenium: 1.2%︎ Niobium: 1.3%︎ Tungsten: 1.1%︎ Chromium: 8.9%︎ Zinc: 5.4%︎ Zirconium: 2.3%︎ Carbon: 16.0%︎ Iron: 19.7%︎ Nickel: 14.9%︎ Phosphorus: 10.2%︎ Sulphur: 19.0%︎ HR 5816 ABCD 1 a - Rocky body Landable
Body distance3,761 LsEarth masses0.0283Radius2,110 kmGravity0.26 gSurface temperature170 K (-103°C/-154°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Ruthenium: 1.2%︎ Cadmium: 1.4%︎ Tin: 1.1%︎ Chromium: 8.4%︎ Manganese: 7.7%︎ Vanadium: 4.6%︎ Carbon: 15.1%︎ Iron: 18.7%︎ Nickel: 14.1%︎ Phosphorus: 9.7%︎ Sulphur: 18.0%︎ HR 5816 ABCD 1 b - Rocky body
Body distance3,771 LsEarth masses0.0558Radius2,629 kmGravity0.33 gSurface temperature210 K (-63°C/-82°F)Surface pressure0.20 atmVolcanismAtmosphereCarbon dioxideTerraforming