Star system
HR 1978
Economy
Terraforming / Colony
Government
Confederacy
Allegiance
Independent
Star type
Class F star Scoopable
Coordinates
60 / -34.94 / -149.5
Permit required
No
Powerplay
Unoccupied
Powers
︎ HR 1978 A - Class F star
Body distance-Solar masses1.7891Solar radius1.4647︎ HR 1978 A 1 - High metal content world Landable
Body distance302 LsEarth masses4.6709Radius9,389 kmGravity2.15 gSurface temperature556 K (283°C/541°F)Surface pressure0.00 atmVolcanismMajor Silicate vapour geysersAtmosphereTerraforming︎ Ruthenium: 1.4%︎ Mercury: 1.0%︎ Tin: 1.4%︎ Manganese: 9.1%︎ Vanadium: 5.4%︎ Zinc: 6.0%︎ Carbon: 13.0%︎ Iron: 22.1%︎ Nickel: 16.7%︎ Phosphorus: 8.3%︎ Sulphur: 15.5%︎ HR 1978 A 1 a - Rocky body Landable
Body distance302 LsEarth masses0.4673Radius5,089 kmGravity0.73 gSurface temperature556 K (283°C/541°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Polonium: 0.6%︎ Cadmium: 1.7%︎ Tungsten: 1.2%︎ Arsenic: 2.5%︎ Manganese: 8.8%︎ Zirconium: 2.5%︎ Carbon: 16.1%︎ Iron: 21.3%︎ Nickel: 16.1%︎ Phosphorus: 10.3%︎ Sulphur: 19.1%︎ HR 1978 A 2 - High metal content world
Body distance540 LsEarth masses3.2412Radius8,546 kmGravity1.80 gSurface temperature1,484 K (1,211°C/2,211°F)Surface pressure462.81 atmVolcanismMajor Silicate vapour geysersAtmosphereHot Thick Carbon dioxideTerraforming︎ HR 1978 A 3 - High metal content world
Body distance764 LsEarth masses1.3093Radius6,592 kmGravity1.22 gSurface temperature1,152 K (879°C/1,614°F)Surface pressure206.50 atmVolcanismMinor Silicate vapour geysersAtmosphereHot Thick Carbon dioxideTerraforming︎ HR 1978 A 4 - High metal content world
Body distance1,028 LsEarth masses2.0457Radius7,488 kmGravity1.48 gSurface temperature1,059 K (786°C/1,446°F)Surface pressure309.23 atmVolcanismMinor Metallic magmaAtmosphereHot Thick Carbon dioxideTerraforming︎ HR 1978 A 4 a - Rocky body Landable
Body distance1,029 LsEarth masses0.0816Radius2,937 kmGravity0.38 gSurface temperature320 K (46°C/115°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Tellurium: 1.4%︎ Cadmium: 1.5%︎ Tungsten: 1.1%︎ Germanium: 5.3%︎ Manganese: 8.2%︎ Vanadium: 4.9%︎ Carbon: 15.1%︎ Iron: 19.9%︎ Nickel: 15.1%︎ Phosphorus: 9.6%︎ Sulphur: 17.9%︎ HR 1978 A 5 - High metal content world
Body distance1,280 LsEarth masses2.9791Radius8,348 kmGravity1.74 gSurface temperature929 K (656°C/1,212°F)Surface pressure342.44 atmVolcanismMajor Silicate vapour geysersAtmosphereHot Thick Carbon dioxideTerraformingTerraforming︎ HR 1978 A 6 - High metal content world
Body distance2,019 LsEarth masses2.4345Radius7,887 kmGravity1.59 gSurface temperature843 K (570°C/1,057°F)Surface pressure359.98 atmVolcanismMetallic magmaAtmosphereHot Thick Carbon dioxideTerraformingTerraformable︎ HR 1978 C - Class M star
Body distance18,655 LsSolar masses0.3555Solar radius0.5472︎ HR 1978 B - Class G star
Body distance19,858 LsSolar masses0.8320Solar radius0.9765