Star system
HR 1856
Economy
Refinery / Extraction
Government
Cooperative
Allegiance
Independent
Star type
Class G star Scoopable
Coordinates
115.97 / -77.88 / -34.72
Permit required
No
︎ HR 1856 - Class G star
Body distance-Solar masses1.0313Solar radius1.0794︎ HR 1856 1 - Metal-rich body
Body distance18 LsEarth masses1.9288Radius5,851 kmGravity2.29 gSurface temperature3,180 K (2,906°C/5,264°F)Surface pressure868.91 atmVolcanismMajor Silicate vapour geysersAtmosphereHot Thick Silicate vapourTerraforming︎ HR 1856 2 - High metal content world
Body distance32 LsEarth masses8.6345Radius11,075 kmGravity2.86 gSurface temperature6,614 K (6,340°C/11,445°F)Surface pressure6,132,149.03 atmVolcanismMajor Silicate vapour geysersAtmosphereHot Thick Silicate vapourTerraforming︎ HR 1856 3 - Metal-rich body
Body distance32 LsEarth masses2.3795Radius6,203 kmGravity2.51 gSurface temperature2,336 K (2,063°C/3,745°F)Surface pressure747.41 atmVolcanismMajor Silicate vapour geysersAtmosphereHot Thick Silicate vapourTerraforming︎ HR 1856 4 - Class III gas giant
Body distance909 LsRing/belt typeMetallic (Major)
Rocky (Major)Earth masses665.9200Radius76,246 kmGravity4.66 gSurface temperature417 K (144°C/291°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ HR 1856 4 a - Rocky body Landable
Body distance909 LsEarth masses0.0009Radius674 kmGravity0.08 gSurface temperature351 K (78°C/172°F)Surface pressure0.00 atmVolcanismMetallic magmaAtmosphereTerraforming︎ Ruthenium: 1.2%︎ Molybdenum: 1.2%︎ Niobium: 1.3%︎ Chromium: 8.6%︎ Manganese: 7.9%︎ Zirconium: 2.2%︎ Carbon: 15.6%︎ Iron: 19.1%︎ Nickel: 14.4%︎ Phosphorus: 10.0%︎ Sulphur: 18.6%︎ HR 1856 4 c - Rocky body Landable
Body distance910 LsEarth masses0.0007Radius617 kmGravity0.07 gSurface temperature342 K (68°C/155°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Selenium: 3.0%︎ Tellurium: 1.5%︎ Cadmium: 1.5%︎ Niobium: 1.3%︎ Chromium: 8.7%︎ Vanadium: 4.8%︎ Carbon: 15.9%︎ Iron: 19.4%︎ Nickel: 14.7%︎ Phosphorus: 10.2%︎ Sulphur: 18.9%︎ HR 1856 4 b - Rocky body Landable
Body distance910 LsEarth masses0.0002Radius394 kmGravity0.05 gSurface temperature345 K (71°C/160°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Tellurium: 1.4%︎ Molybdenum: 1.2%︎ Tin: 1.1%︎ Chromium: 8.4%︎ Manganese: 7.7%︎ Vanadium: 4.6%︎ Carbon: 15.2%︎ Iron: 18.6%︎ Nickel: 14.1%︎ Phosphorus: 9.7%︎ Sulphur: 18.1%︎ HR 1856 4 d - Rocky body Landable
Body distance913 LsEarth masses0.0007Radius638 kmGravity0.07 gSurface temperature339 K (66°C/150°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Tellurium: 1.4%︎ Molybdenum: 1.2%︎ Tungsten: 1.0%︎ Chromium: 8.3%︎ Germanium: 5.3%︎ Manganese: 7.6%︎ Carbon: 15.1%︎ Iron: 18.4%︎ Nickel: 14.0%︎ Phosphorus: 9.7%︎ Sulphur: 18.0%︎ HR 1856 5 - High metal content world
Body distance912 LsEarth masses1.1229Radius6,296 kmGravity1.15 gSurface temperature1,023 K (750°C/1,383°F)Surface pressure182.03 atmVolcanismAtmosphereHot Thick Carbon dioxideTerraforming︎ HR 1856 6 - Class III gas giant
Body distance1,479 LsRing/belt typeRocky (Major)Earth masses2,180.1400Radius71,377 kmGravity17.39 gSurface temperature696 K (423°C/793°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ HR 1856 6 h - Icy body Landable
Body distance1,446 LsEarth masses0.0729Radius3,683 kmGravity0.22 gSurface temperature243 K (-31°C/-23°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Antimony: 0.6%︎ Cadmium: 0.9%︎ Niobium: 0.7%︎ Chromium: 4.9%︎ Germanium: 2.9%︎ Zinc: 3.0%︎ Carbon: 23.9%︎ Iron: 11.0%︎ Nickel: 8.3%︎ Phosphorus: 15.3%︎ Sulphur: 28.4%︎ HR 1856 6 g - Rocky body Landable
Body distance1,465 LsEarth masses0.0046Radius1,164 kmGravity0.14 gSurface temperature288 K (15°C/59°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Antimony: 1.3%︎ Selenium: 3.2%︎ Cadmium: 1.6%︎ Tin: 1.2%︎ Vanadium: 5.1%︎ Zirconium: 2.4%︎ Carbon: 17.1%︎ Iron: 20.9%︎ Nickel: 15.8%︎ Phosphorus: 11.0%︎ Sulphur: 20.3%︎ HR 1856 6 f - Rocky body Landable
Body distance1,471 LsEarth masses0.0047Radius1,171 kmGravity0.14 gSurface temperature295 K (22°C/72°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Selenium: 3.0%︎ Technetium: 0.7%︎ Mercury: 0.9%︎ Tungsten: 1.1%︎ Chromium: 8.9%︎ Vanadium: 4.9%︎ Carbon: 16.2%︎ Iron: 19.8%︎ Nickel: 15.0%︎ Phosphorus: 10.4%︎ Sulphur: 19.3%︎ HR 1856 6 e - Rocky body
Body distance1,471 LsEarth masses0.0054Radius1,230 kmGravity0.15 gSurface temperature295 K (22°C/72°F)Surface pressure0.00 atmVolcanismMajor Rocky magmaAtmosphereSulphur dioxideTerraforming︎ HR 1856 6 d - Rocky body Landable
Body distance1,472 LsEarth masses0.0022Radius907 kmGravity0.11 gSurface temperature300 K (26°C/80°F)Surface pressure0.00 atmVolcanismMajor Silicate vapour geysersAtmosphereTerraforming︎ Yttrium: 1.1%︎ Cadmium: 1.4%︎ Tin: 1.1%︎ Chromium: 8.3%︎ Manganese: 7.6%︎ Zinc: 5.0%︎ Carbon: 15.2%︎ Iron: 18.5%︎ Nickel: 14.0%︎ Phosphorus: 9.7%︎ Sulphur: 18.0%︎ HR 1856 6 a - Rocky body
Body distance1,477 LsEarth masses0.0019Radius874 kmGravity0.10 gSurface temperature335 K (62°C/143°F)Surface pressure0.00 atmVolcanismMajor Rocky magmaAtmosphereSulphur dioxideTerraforming︎ HR 1856 6 b - Rocky body Landable
Body distance1,480 LsEarth masses0.0041Radius1,119 kmGravity0.13 gSurface temperature316 K (43°C/109°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Antimony: 1.2%︎ Molybdenum: 1.3%︎ Niobium: 1.3%︎ Arsenic: 2.5%︎ Manganese: 8.1%︎ Zinc: 5.4%︎ Carbon: 16.1%︎ Iron: 19.7%︎ Nickel: 14.9%︎ Phosphorus: 10.3%︎ Sulphur: 19.1%︎ HR 1856 6 c - Rocky body Landable
Body distance1,487 LsEarth masses0.0046Radius1,165 kmGravity0.14 gSurface temperature300 K (26°C/80°F)Surface pressure0.00 atmVolcanismMinor Metallic magmaAtmosphereTerraforming︎ Antimony: 1.2%︎ Selenium: 3.0%︎ Mercury: 0.9%︎ Niobium: 1.3%︎ Chromium: 8.8%︎ Vanadium: 4.8%︎ Carbon: 16.1%︎ Iron: 19.7%︎ Nickel: 14.9%︎ Phosphorus: 10.3%︎ Sulphur: 19.1%︎ HR 1856 7 - Class III gas giant
Body distance2,174 LsRing/belt typeMetal rich (Major)Earth masses1,507.7400Radius74,556 kmGravity11.02 gSurface temperature486 K (213°C/416°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ HR 1856 7 c - Icy body
Body distance2,147 LsEarth masses0.0815Radius3,811 kmGravity0.23 gSurface temperature201 K (-72°C/-97°F)Surface pressure0.19 atmVolcanismAtmosphereSulphur dioxideTerraforming︎ HR 1856 7 b - Rocky body
Body distance2,172 LsEarth masses0.0089Radius1,447 kmGravity0.17 gSurface temperature1,009 K (736°C/1,357°F)Surface pressure102.18 atmVolcanismMajor Rocky magmaAtmosphereHot Thick Sulphur dioxideTerraforming︎ HR 1856 7 a - Rocky body Landable
Body distance2,175 LsEarth masses0.0014Radius788 kmGravity0.09 gSurface temperature285 K (12°C/53°F)Surface pressure0.00 atmVolcanismMajor Silicate vapour geysersAtmosphereTerraforming︎ Tellurium: 1.5%︎ Cadmium: 1.6%︎ Tin: 1.2%︎ Vanadium: 5.0%︎ Zinc: 5.5%︎ Zirconium: 2.4%︎ Carbon: 16.6%︎ Iron: 20.3%︎ Nickel: 15.4%︎ Phosphorus: 10.7%︎ Sulphur: 19.8%︎ HR 1856 9 - High metal content world Landable
Body distance2,933 LsRing/belt typeMetallic (Major)
Rocky (Major)Earth masses4.6893Radius10,270 kmGravity1.81 gSurface temperature177 K (-97°C/-142°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Technetium: 0.8%︎ Cadmium: 1.7%︎ Niobium: 1.5%︎ Chromium: 10.1%︎ Vanadium: 5.5%︎ Zirconium: 2.6%︎ Carbon: 13.5%︎ Iron: 22.5%︎ Nickel: 17.0%︎ Phosphorus: 8.6%︎ Sulphur: 16.0%︎ HR 1856 9 b - Rocky body Landable
Body distance2,932 LsEarth masses0.0002Radius422 kmGravity0.05 gSurface temperature180 K (-93°C/-136°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Tellurium: 1.4%︎ Molybdenum: 1.2%︎ Niobium: 1.3%︎ Germanium: 5.5%︎ Manganese: 7.9%︎ Vanadium: 4.7%︎ Carbon: 15.7%︎ Iron: 19.1%︎ Nickel: 14.5%︎ Phosphorus: 10.0%︎ Sulphur: 18.6%︎ HR 1856 9 a - Rocky body Landable
Body distance2,939 LsEarth masses0.0004Radius521 kmGravity0.06 gSurface temperature180 K (-93°C/-136°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Selenium: 3.0%︎ Technetium: 0.7%︎ Niobium: 1.3%︎ Tin: 1.2%︎ Manganese: 8.1%︎ Zinc: 5.4%︎ Carbon: 16.1%︎ Iron: 19.7%︎ Nickel: 14.9%︎ Phosphorus: 10.3%︎ Sulphur: 19.2%︎ HR 1856 8 - Class II gas giant
Body distance2,941 LsRing/belt typeMetal rich (Major)Earth masses74.4056Radius51,924 kmGravity1.12 gSurface temperature183 K (-91°C/-131°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ HR 1856 8 c - Rocky body Landable
Body distance2,938 LsEarth masses0.0032Radius1,031 kmGravity0.12 gSurface temperature181 K (-93°C/-135°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Ruthenium: 1.2%︎ Selenium: 3.0%︎ Mercury: 0.9%︎ Molybdenum: 1.3%︎ Chromium: 8.8%︎ Germanium: 5.6%︎ Carbon: 15.9%︎ Iron: 19.5%︎ Nickel: 14.7%︎ Phosphorus: 10.2%︎ Sulphur: 19.0%︎ HR 1856 8 b - Rocky body Landable
Body distance2,941 LsEarth masses0.0017Radius837 kmGravity0.10 gSurface temperature181 K (-92°C/-133°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Polonium: 0.5%︎ Selenium: 3.2%︎ Cadmium: 1.6%︎ Molybdenum: 1.4%︎ Arsenic: 2.7%︎ Germanium: 6.0%︎ Carbon: 17.0%︎ Iron: 20.8%︎ Nickel: 15.7%︎ Phosphorus: 10.9%︎ Sulphur: 20.2%︎ HR 1856 8 a - Rocky body Landable
Body distance2,942 LsEarth masses0.0028Radius991 kmGravity0.12 gSurface temperature182 K (-91°C/-132°F)Surface pressure0.00 atmVolcanismMajor Silicate vapour geysersAtmosphereTerraforming︎ Ruthenium: 1.2%︎ Mercury: 0.8%︎ Niobium: 1.3%︎ Germanium: 5.6%︎ Manganese: 8.0%︎ Vanadium: 4.7%︎ Carbon: 15.7%︎ Iron: 19.3%︎ Nickel: 14.6%︎ Phosphorus: 10.1%︎ Sulphur: 18.7%︎ HR 1856 10 - High metal content world
Body distance3,961 LsRing/belt typeRocky (Major)Earth masses12.1636Radius12,256 kmGravity3.29 gSurface temperature553 K (280°C/536°F)Surface pressure184.36 atmVolcanismMajor Silicate vapour geysersAtmosphereHot Thick Methane-richTerraforming︎ HR 1856 11 - Icy body
Body distance24,283 LsEarth masses5.5978Radius12,417 kmGravity1.48 gSurface temperature67 K (-207°C/-340°F)Surface pressure1.03 atmVolcanismMajor Water geysersAtmosphereHeliumTerraforming