Star system
42 n Persei
Economy
Extraction / Military
Government
Democracy
Allegiance
Independent
Star type
Class A star Scoopable
Coordinates
-83.56 / -73.41 / -244.34
Permit required
No
︎ 42 n Persei A - Class A star
Body distance-Solar masses3.1055Solar radius2.0572︎ 42 n Persei A 2 - Metal-rich body Landable
Body distance183 LsRing/belt typeMetallic (Pristine)
Rocky (Pristine)Earth masses1.3889Radius5,331 kmGravity1.99 gSurface temperature1,112 K (839°C/1,542°F)Surface pressure0.00 atmVolcanismSilicate vapour geysersAtmosphereTerraforming︎ Technetium: 1.4%︎ Cadmium: 2.9%︎ Molybdenum: 2.5%︎ Arsenic: 1.8%︎ Manganese: 15.6%︎ Vanadium: 9.3%︎ Iron: 37.9%︎ Nickel: 28.6%︎ 42 n Persei A 1 - Metal-rich body Landable
Body distance184 LsRing/belt typeMetal rich (Pristine)Earth masses2.3542Radius6,185 kmGravity2.50 gSurface temperature1,112 K (839°C/1,542°F)Surface pressure0.00 atmVolcanismMajor Silicate vapour geysersAtmosphereTerraforming︎ Ruthenium: 2.0%︎ Mercury: 1.4%︎ Molybdenum: 2.1%︎ Chromium: 14.7%︎ Manganese: 13.5%︎ Zinc: 8.9%︎ Iron: 32.7%︎ Nickel: 24.7%︎ 42 n Persei A 3 - High metal content world
Body distance332 LsRing/belt typeRocky (Pristine)Earth masses8.2766Radius10,964 kmGravity2.80 gSurface temperature3,291 K (3,018°C/5,464°F)Surface pressure3,338.53 atmVolcanismMajor Silicate vapour geysersAtmosphereHot Thick Carbon dioxide-richTerraforming︎ 42 n Persei A 3 a - Rocky body Landable
Body distance332 LsEarth masses0.0026Radius962 kmGravity0.11 gSurface temperature843 K (569°C/1,057°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Tellurium: 1.4%︎ Mercury: 0.8%︎ Niobium: 1.3%︎ Chromium: 8.5%︎ Germanium: 5.5%︎ Zinc: 5.1%︎ Carbon: 15.6%︎ Iron: 18.9%︎ Nickel: 14.3%︎ Phosphorus: 10.0%︎ Sulphur: 18.6%︎ 42 n Persei A 3 b - Rocky body Landable
Body distance333 LsEarth masses0.0012Radius743 kmGravity0.09 gSurface temperature843 K (569°C/1,057°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Polonium: 0.5%︎ Cadmium: 1.4%︎ Niobium: 1.3%︎ Chromium: 8.3%︎ Manganese: 7.6%︎ Zinc: 5.0%︎ Carbon: 15.3%︎ Iron: 18.5%︎ Nickel: 14.0%︎ Phosphorus: 9.8%︎ Sulphur: 18.2%︎ 42 n Persei A 4 - High metal content world Landable
Body distance333 LsRing/belt typeRocky (Pristine)Earth masses2.2289Radius8,855 kmGravity1.16 gSurface temperature843 K (569°C/1,057°F)Surface pressure0.00 atmVolcanismMinor Metallic magmaAtmosphereTerraforming︎ Yttrium: 1.3%︎ Molybdenum: 1.4%︎ Tin: 1.4%︎ Manganese: 9.0%︎ Vanadium: 5.4%︎ Zinc: 5.9%︎ Carbon: 13.2%︎ Iron: 21.8%︎ Nickel: 16.5%︎ Phosphorus: 8.4%︎ Sulphur: 15.6%︎ 42 n Persei A 5 - High metal content world
Body distance575 LsRing/belt typeRocky (Pristine)Earth masses11.6493Radius11,928 kmGravity3.33 gSurface temperature2,663 K (2,390°C/4,334°F)Surface pressure1,737.34 atmVolcanismMajor Silicate vapour geysersAtmosphereHot Thick Carbon dioxideTerraforming︎ 42 n Persei A 5 a - Rocky body
Body distance575 LsEarth masses0.0022Radius908 kmGravity0.11 gSurface temperature655 K (382°C/720°F)Surface pressure5.27 atmVolcanismMajor Rocky magmaAtmosphereHot Thick Sulphur dioxideTerraforming︎ 42 n Persei A 6 - High metal content world Landable
Body distance581 LsRing/belt typeRocky (Pristine)Earth masses2.2382Radius8,724 kmGravity1.20 gSurface temperature655 K (382°C/720°F)Surface pressure0.00 atmVolcanismMinor Metallic magmaAtmosphereTerraforming︎ Technetium: 0.8%︎ Molybdenum: 1.4%︎ Tin: 1.4%︎ Chromium: 9.4%︎ Manganese: 8.7%︎ Zinc: 5.7%︎ Carbon: 12.7%︎ Iron: 21.0%︎ Nickel: 15.9%︎ Phosphorus: 8.1%︎ Sulphur: 15.0%︎ 42 n Persei A 7 - Class IV gas giant
Body distance1,616 LsRing/belt typeRocky (Pristine)Earth masses2,692.8800Radius68,003 kmGravity23.67 gSurface temperature993 K (720°C/1,328°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ 42 n Persei A 7 b - Rocky body Landable
Body distance1,613 LsEarth masses0.0122Radius1,605 kmGravity0.19 gSurface temperature499 K (226°C/439°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Polonium: 0.5%︎ Selenium: 3.0%︎ Niobium: 1.3%︎ Tungsten: 1.1%︎ Chromium: 8.7%︎ Germanium: 5.7%︎ Carbon: 16.1%︎ Iron: 19.4%︎ Nickel: 14.7%︎ Phosphorus: 10.3%︎ Sulphur: 19.1%︎ 42 n Persei A 7 c - Rocky body Landable
Body distance1,614 LsEarth masses0.0079Radius1,392 kmGravity0.17 gSurface temperature484 K (211°C/412°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Ruthenium: 1.2%︎ Selenium: 3.0%︎ Cadmium: 1.5%︎ Molybdenum: 1.3%︎ Manganese: 8.1%︎ Vanadium: 4.8%︎ Carbon: 16.2%︎ Iron: 19.6%︎ Nickel: 14.8%︎ Phosphorus: 10.4%︎ Sulphur: 19.2%︎ 42 n Persei A 7 a - Rocky body Landable
Body distance1,617 LsEarth masses0.0153Radius1,729 kmGravity0.21 gSurface temperature543 K (270°C/517°F)Surface pressure0.00 atmVolcanismMetallic magmaAtmosphereTerraforming︎ Tellurium: 1.4%︎ Molybdenum: 1.2%︎ Niobium: 1.3%︎ Chromium: 8.3%︎ Manganese: 7.6%︎ Zinc: 5.0%︎ Carbon: 15.2%︎ Iron: 18.4%︎ Nickel: 13.9%︎ Phosphorus: 9.7%︎ Sulphur: 18.1%︎ 42 n Persei A 8 - High metal content world
Body distance1,628 LsRing/belt typeMetal rich (Pristine)Earth masses4.0012Radius9,056 kmGravity1.98 gSurface temperature1,597 K (1,324°C/2,415°F)Surface pressure541.54 atmVolcanismMajor Silicate vapour geysersAtmosphereHot Thick Carbon dioxideTerraforming︎ 42 n Persei A 9 - Class Y star (brown dwarf)
Body distance3,460 LsSolar masses0.0313Solar radius0.1201︎ 42 n Persei B - Class A star
Body distance23,033 LsSolar masses1.8438Solar radius1.4652