Star system
Alkupai
Economy
Military / Terraforming
Government
Democracy
Allegiance
Independent
Star type
T Tauri star
Coordinates
-80.88 / 105.66 / -71.16
Permit required
No
︎ Alkupai - T Tauri star
Body distance-Solar masses0.4336Solar radius0.6446︎ Alkupai 1 - High metal content world Landable
Body distance14 LsEarth masses0.0009Radius642 kmGravity0.09 gSurface temperature782 K (509°C/948°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Yttrium: 1.2%︎ Cadmium: 1.6%︎ Tin: 1.4%︎ Chromium: 9.3%︎ Manganese: 8.6%︎ Zinc: 5.6%︎ Carbon: 12.6%︎ Iron: 20.8%︎ Nickel: 15.7%︎ Phosphorus: 8.1%︎ Sulphur: 15.0%︎ Alkupai 2 - High metal content world Landable
Body distance30 LsEarth masses0.0335Radius2,098 kmGravity0.31 gSurface temperature523 K (250°C/482°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Ruthenium: 1.3%︎ Niobium: 1.4%︎ Tin: 1.4%︎ Chromium: 9.4%︎ Manganese: 8.6%︎ Vanadium: 5.1%︎ Carbon: 12.7%︎ Iron: 20.9%︎ Nickel: 15.8%︎ Phosphorus: 8.1%︎ Sulphur: 15.1%︎ Alkupai 3 - High metal content world Landable
Body distance37 LsEarth masses0.0436Radius2,285 kmGravity0.34 gSurface temperature475 K (202°C/395°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Ruthenium: 1.4%︎ Cadmium: 1.7%︎ Niobium: 1.5%︎ Germanium: 4.7%︎ Manganese: 9.1%︎ Vanadium: 5.4%︎ Carbon: 13.3%︎ Iron: 22.0%︎ Nickel: 16.6%︎ Phosphorus: 8.5%︎ Sulphur: 15.9%︎ Alkupai 4 - High metal content world
Body distance70 LsEarth masses0.4904Radius4,912 kmGravity0.83 gSurface temperature643 K (369°C/697°F)Surface pressure3.49 atmVolcanismAtmosphereHot Carbon dioxideTerraforming︎ Alkupai 5 - High metal content world
Body distance87 LsEarth masses0.6008Radius5,216 kmGravity0.90 gSurface temperature879 K (606°C/1,122°F)Surface pressure90.07 atmVolcanismRocky magmaAtmosphereHot Thick Carbon dioxideTerraforming︎ Alkupai 5 a - Rocky body Landable
Body distance88 LsEarth masses0.0229Radius1,948 kmGravity0.24 gSurface temperature308 K (35°C/94°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Selenium: 2.9%︎ Technetium: 0.7%︎ Molybdenum: 1.3%︎ Niobium: 1.4%︎ Manganese: 8.4%︎ Vanadium: 5.0%︎ Carbon: 15.6%︎ Iron: 20.4%︎ Nickel: 15.5%︎ Phosphorus: 10.0%︎ Sulphur: 18.6%︎ Alkupai 6 - High metal content world
Body distance106 LsEarth masses0.4229Radius4,694 kmGravity0.78 gSurface temperature637 K (364°C/687°F)Surface pressure14.34 atmVolcanismAtmosphereHot Thick Carbon dioxideTerraformingTerraforming︎ Alkupai 7 - High metal content world
Body distance125 LsEarth masses3.6072Radius8,815 kmGravity1.89 gSurface temperature1,096 K (823°C/1,513°F)Surface pressure577.63 atmVolcanismMajor Silicate vapour geysersAtmosphereHot Thick Carbon dioxideTerraformingTerraformable︎ Alkupai 8 - High metal content world
Body distance227 LsEarth masses2.7094Radius8,141 kmGravity1.66 gSurface temperature205 K (-68°C/-91°F)Surface pressure12.64 atmVolcanismMajor Silicate vapour geysersAtmosphereThick NitrogenTerraforming︎ Alkupai 9 - Class I gas giant
Body distance425 LsRing/belt typeMetal rich (Pristine)Earth masses13.2036Radius25,368 kmGravity0.83 gSurface temperature138 K (-136°C/-212°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Alkupai 10 - Icy body
Body distance487 LsEarth masses2.2712Radius9,928 kmGravity0.94 gSurface temperature620 K (347°C/657°F)Surface pressure9,821.73 atmVolcanismMajor Water geysersAtmosphereHot Thick Ammonia-richTerraforming︎ Alkupai 11 - Icy body
Body distance589 LsEarth masses2.8827Radius11,273 kmGravity0.92 gSurface temperature587 K (314°C/597°F)Surface pressure13,172.27 atmVolcanismMajor Water geysersAtmosphereHot Thick Methane-richTerraforming︎ Alkupai 11 a - Icy body Landable
Body distance590 LsEarth masses0.1145Radius4,300 kmGravity0.25 gSurface temperature106 K (-167°C/-269°F)Surface pressure0.07 atmVolcanismAtmosphereThin ArgonTerraforming︎ Alkupai 12 - T Tauri star
Body distance1,736 LsSolar masses0.0117Solar radius0.0662︎ Alkupai 13 - Icy body
Body distance2,832 LsEarth masses19.0789Radius17,323 kmGravity2.58 gSurface temperature51 K (-223°C/-369°F)Surface pressure3.45 atmVolcanismWater geysersAtmosphereHeliumTerraforming︎ Alkupai 13 a - Icy body Landable
Body distance2,821 LsEarth masses0.5097Radius6,740 kmGravity0.46 gSurface temperature48 K (-225°C/-373°F)Surface pressure0.00 atmVolcanismAtmosphereThin NeonTerraforming