Star system
15 Ursae Majoris
Economy
Refinery / Extraction
Government
Democracy
Allegiance
Alliance
Star type
Class A star Scoopable
Coordinates
-15.91 / 63.59 / -67.38
Permit required
No
Powerplay
Unoccupied
Powers
︎ 15 Ursae Majoris - Class A star
Body distance-Solar masses1.7813Solar radius1.4624︎ 15 Ursae Majoris 1 - High metal content world Landable
Body distance349 LsEarth masses11.2499Radius11,801 kmGravity3.28 gSurface temperature532 K (259°C/498°F)Surface pressure0.00 atmVolcanismMajor Silicate vapour geysersAtmosphereTerraforming︎ Selenium: 2.6%︎ Tellurium: 1.3%︎ Mercury: 1.0%︎ Niobium: 1.6%︎ Chromium: 10.6%︎ Zirconium: 2.7%︎ Carbon: 13.8%︎ Iron: 23.5%︎ Nickel: 17.8%︎ Phosphorus: 8.8%︎ Sulphur: 16.4%︎ 15 Ursae Majoris 2 - High metal content world
Body distance887 LsEarth masses5.3442Radius9,767 kmGravity2.28 gSurface temperature1,911 K (1,638°C/2,980°F)Surface pressure2,568.66 atmVolcanismMajor Silicate vapour geysersAtmosphereHot Thick WaterTerraforming︎ 15 Ursae Majoris 3 - High metal content world
Body distance1,498 LsEarth masses6.6586Radius10,347 kmGravity2.53 gSurface temperature1,850 K (1,577°C/2,870°F)Surface pressure14,981.50 atmVolcanismMajor Silicate vapour geysersAtmosphereHot Thick WaterTerraforming︎ 15 Ursae Majoris 4 - High metal content world
Body distance3,047 LsEarth masses2.6291Radius8,042 kmGravity1.65 gSurface temperature206 K (-67°C/-89°F)Surface pressure4.15 atmVolcanismMetallic magmaAtmosphereNitrogenTerraforming︎ 15 Ursae Majoris 5 - High metal content world
Body distance4,672 LsEarth masses4.2543Radius9,161 kmGravity2.06 gSurface temperature432 K (159°C/318°F)Surface pressure57.15 atmVolcanismMajor Silicate vapour geysersAtmosphereThick Methane-richTerraforming︎ 15 Ursae Majoris 5 a - Rocky body
Body distance4,679 LsEarth masses0.2079Radius3,949 kmGravity0.54 gSurface temperature149 K (-124°C/-191°F)Surface pressure1.23 atmVolcanismAtmosphereNitrogenTerraforming