Star system
HR 4123
Economy
Government
Allegiance
Independent
Star type
Class B star Scoopable
Coordinates
409.75 / 315.22 / -77.03
Permit required
No
Powerplay
Unoccupied
Powers
︎ HR 4123 - Class B star
Body distance-Solar masses8.0117Solar radius3.9171︎ HR 4123 1 - High metal content world Landable
Body distance354 LsEarth masses1.6624Radius7,062 kmGravity1.36 gSurface temperature942 K (668°C/1,235°F)Surface pressure0.00 atmVolcanismMinor Metallic magmaAtmosphereTerraforming︎ Yttrium: 1.3%︎ Molybdenum: 1.5%︎ Niobium: 1.5%︎ Chromium: 10.1%︎ Vanadium: 5.5%︎ Zirconium: 2.6%︎ Carbon: 13.4%︎ Iron: 22.5%︎ Nickel: 17.0%︎ Phosphorus: 8.6%︎ Sulphur: 15.9%︎ HR 4123 2 - High metal content world
Body distance870 LsEarth masses0.9209Radius5,932 kmGravity1.06 gSurface temperature641 K (367°C/693°F)Surface pressure1.53 atmVolcanismMajor Rocky magmaAtmosphereHot Sulphur dioxideTerraforming︎ HR 4123 3 - High metal content world
Body distance1,121 LsEarth masses2.1454Radius7,589 kmGravity1.51 gSurface temperature1,762 K (1,488°C/2,711°F)Surface pressure311.86 atmVolcanismMetallic magmaAtmosphereHot Thick Carbon dioxideTerraforming︎ HR 4123 3 a - Rocky body Landable
Body distance1,121 LsEarth masses0.0550Radius2,585 kmGravity0.33 gSurface temperature529 K (256°C/492°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Tellurium: 1.3%︎ Mercury: 0.8%︎ Molybdenum: 1.3%︎ Chromium: 8.7%︎ Germanium: 5.1%︎ Manganese: 8.0%︎ Carbon: 14.5%︎ Iron: 19.3%︎ Nickel: 14.6%︎ Phosphorus: 9.3%︎ Sulphur: 17.2%︎ HR 4123 4 - High metal content world
Body distance1,148 LsEarth masses1.2907Radius6,558 kmGravity1.22 gSurface temperature1,418 K (1,145°C/2,094°F)Surface pressure60.72 atmVolcanismMinor Silicate vapour geysersAtmosphereHot Thick Carbon dioxideTerraforming︎ HR 4123 5 - High metal content world
Body distance1,749 LsEarth masses3.5728Radius8,732 kmGravity1.90 gSurface temperature1,491 K (1,218°C/2,224°F)Surface pressure502.18 atmVolcanismMajor Silicate vapour geysersAtmosphereHot Thick Carbon dioxideTerraforming︎ HR 4123 5 a - Rocky body
Body distance1,747 LsEarth masses0.2725Radius4,302 kmGravity0.60 gSurface temperature434 K (161°C/321°F)Surface pressure0.18 atmVolcanismAtmosphereSulphur dioxideTerraforming︎ HR 4123 6 - High metal content world
Body distance2,163 LsEarth masses2.2829Radius7,736 kmGravity1.55 gSurface temperature1,279 K (1,006°C/1,843°F)Surface pressure337.19 atmVolcanismMetallic magmaAtmosphereHot Thick Carbon dioxideTerraforming︎ HR 4123 7 - High metal content world
Body distance2,411 LsEarth masses3.8680Radius8,939 kmGravity1.97 gSurface temperature1,282 K (1,008°C/1,847°F)Surface pressure540.44 atmVolcanismMajor Silicate vapour geysersAtmosphereHot Thick Carbon dioxideTerraforming︎ HR 4123 7 a - Rocky body Landable
Body distance2,409 LsEarth masses0.1832Radius3,797 kmGravity0.52 gSurface temperature362 K (89°C/192°F)Surface pressure0.00 atmVolcanismAtmosphereThin Sulphur dioxideTerraforming︎ Yttrium: 1.2%︎ Cadmium: 1.6%︎ Molybdenum: 1.3%︎ Germanium: 5.4%︎ Manganese: 8.5%︎ Zirconium: 2.4%︎ Carbon: 15.4%︎ Iron: 20.5%︎ Nickel: 15.5%︎ Phosphorus: 9.8%︎ Sulphur: 18.3%︎ HR 4123 8 - High metal content world
Body distance3,170 LsEarth masses1.8488Radius7,282 kmGravity1.42 gSurface temperature1,030 K (756°C/1,394°F)Surface pressure284.14 atmVolcanismMinor Metallic magmaAtmosphereHot Thick Carbon dioxideTerraforming︎ HR 4123 9 - High metal content world
Body distance4,458 LsEarth masses1.4283Radius6,756 kmGravity1.27 gSurface temperature850 K (576°C/1,070°F)Surface pressure228.09 atmVolcanismMinor Metallic magmaAtmosphereHot Thick Carbon dioxideTerraformingTerraformable