Star system
12 Persei
Economy
Refinery / Extraction
Government
Cooperative
Allegiance
Independent
Star type
Class F star Scoopable
Coordinates
-42.84 / -23.69 / -61.91
Permit required
No
Powerplay
Exploited
Powers
︎ 12 Persei A - Class F star
Body distance-Solar masses1.6406Solar radius1.3754︎ 12 Persei A 1 - High metal content world Landable
Body distance99 LsRing/belt typeMetal rich (Major)
Rocky (Major)Earth masses2.5964Radius8,043 kmGravity1.63 gSurface temperature885 K (612°C/1,133°F)Surface pressure0.00 atmVolcanismMetallic magmaAtmosphereTerraforming︎ Selenium: 2.4%︎ Yttrium: 1.3%︎ Niobium: 1.5%︎ Tungsten: 1.2%︎ Chromium: 9.7%︎ Manganese: 8.9%︎ Carbon: 13.1%︎ Iron: 21.6%︎ Nickel: 16.4%︎ Phosphorus: 8.4%︎ Sulphur: 15.5%︎ 12 Persei A 2 - High metal content world Landable
Body distance243 LsRing/belt typeMetal rich (Major)
Rocky (Major)Earth masses6.6641Radius10,410 kmGravity2.50 gSurface temperature585 K (312°C/593°F)Surface pressure0.00 atmVolcanismMajor Silicate vapour geysersAtmosphereTerraforming︎ Yttrium: 1.2%︎ Niobium: 1.4%︎ Tin: 1.3%︎ Chromium: 9.4%︎ Manganese: 8.6%︎ Zinc: 5.7%︎ Carbon: 12.7%︎ Iron: 20.8%︎ Nickel: 15.7%︎ Phosphorus: 8.1%︎ Sulphur: 15.1%︎ 12 Persei A 2 a - Rocky body Landable
Body distance243 LsEarth masses0.0358Radius2,250 kmGravity0.29 gSurface temperature585 K (312°C/593°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Ruthenium: 1.2%︎ Molybdenum: 1.3%︎ Tin: 1.2%︎ Chromium: 8.7%︎ Manganese: 7.9%︎ Vanadium: 4.7%︎ Carbon: 14.6%︎ Iron: 19.2%︎ Nickel: 14.6%︎ Phosphorus: 9.3%︎ Sulphur: 17.3%︎ 12 Persei A 3 - High metal content world Landable
Body distance349 LsRing/belt typeRocky (Major)Earth masses4.8283Radius9,525 kmGravity2.16 gSurface temperature497 K (223°C/434°F)Surface pressure0.00 atmVolcanismMajor Silicate vapour geysersAtmosphereTerraforming︎ Selenium: 2.7%︎ Yttrium: 1.4%︎ Molybdenum: 1.6%︎ Tin: 1.6%︎ Arsenic: 2.3%︎ Zinc: 6.6%︎ Carbon: 14.6%︎ Iron: 24.3%︎ Nickel: 18.4%︎ Phosphorus: 9.3%︎ Sulphur: 17.3%︎ 12 Persei A 5 - High metal content world
Body distance472 LsRing/belt typeRocky (Major)Earth masses2.8019Radius8,204 kmGravity1.69 gSurface temperature1,494 K (1,221°C/2,229°F)Surface pressure393.84 atmVolcanismMetallic magmaAtmosphereHot Thick Carbon dioxideTerraforming︎ 12 Persei A 4 - Class III gas giant
Body distance478 LsRing/belt typeRocky (Major)Earth masses266.9820Radius69,850 kmGravity2.22 gSurface temperature456 K (183°C/362°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ 12 Persei B - Class F star
Body distance9,774 LsSolar masses1.1367Solar radius1.0670