Star system
Theta Ursae Majoris
Economy
Agriculture / Refinery
Government
Confederacy
Allegiance
Alliance
Star type
Class F star Scoopable
Coordinates
-7.59 / 31.72 / -29.47
Permit required
No
Powerplay
Exploited
Powers
︎ Theta Ursae Majoris - Class F star
Body distance-Solar masses1.8359Solar radius1.4367︎ Gl 354 B - Class M star
Body distance14,601 LsSolar masses0.3008Solar radius0.4816︎ Theta Ursae Majoris B 7 - High metal content world Landable
Body distance13,940 LsEarth masses0.0208Radius1,793 kmGravity0.26 gSurface temperature151 K (-122°C/-188°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Ruthenium: 1.3%︎ Cadmium: 1.7%︎ Tungsten: 1.2%︎ Arsenic: 2.0%︎ Chromium: 9.8%︎ Manganese: 9.0%︎ Carbon: 12.9%︎ Iron: 21.8%︎ Nickel: 16.5%︎ Phosphorus: 8.3%︎ Sulphur: 15.4%︎ Theta Ursae Majoris B 6 - High metal content world Landable
Body distance14,109 LsEarth masses0.0553Radius2,456 kmGravity0.37 gSurface temperature164 K (-109°C/-164°F)Surface pressure0.00 atmVolcanismAtmosphereThin Sulphur dioxideTerraforming︎ Antimony: 1.0%︎ Selenium: 2.4%︎ Cadmium: 1.7%︎ Tungsten: 1.2%︎ Chromium: 9.8%︎ Manganese: 9.0%︎ Carbon: 12.9%︎ Iron: 21.9%︎ Nickel: 16.5%︎ Phosphorus: 8.3%︎ Sulphur: 15.3%︎ Theta Ursae Majoris B 6 a - Rocky body Landable
Body distance14,110 LsEarth masses0.0019Radius864 kmGravity0.11 gSurface temperature165 K (-108°C/-163°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Antimony: 1.1%︎ Mercury: 0.8%︎ Niobium: 1.3%︎ Chromium: 8.7%︎ Manganese: 8.0%︎ Vanadium: 4.8%︎ Carbon: 14.5%︎ Iron: 19.4%︎ Nickel: 14.7%︎ Phosphorus: 9.3%︎ Sulphur: 17.3%︎ Theta Ursae Majoris B 2 - Earth-like world
Body distance14,443 LsEarth masses0.0919Radius2,897 kmGravity0.45 gSurface temperature296 K (23°C/74°F)Surface pressure2.31 atmVolcanismAtmosphereSuitable for water-based lifeTerraformingTerraformed︎ Theta Ursae Majoris B 3 - High metal content world Landable
Body distance14,448 LsEarth masses0.0646Radius2,581 kmGravity0.39 gSurface temperature197 K (-76°C/-105°F)Surface pressure0.00 atmVolcanismAtmosphereThin Sulphur dioxideTerraforming︎ Tellurium: 1.2%︎ Niobium: 1.5%︎ Tungsten: 1.2%︎ Chromium: 10.2%︎ Vanadium: 5.6%︎ Zirconium: 2.6%︎ Carbon: 13.4%︎ Iron: 22.7%︎ Nickel: 17.1%︎ Phosphorus: 8.5%︎ Sulphur: 15.9%︎ Theta Ursae Majoris B 3 a - Rocky body Landable
Body distance14,447 LsEarth masses0.0026Radius952 kmGravity0.12 gSurface temperature197 K (-77°C/-106°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Antimony: 1.2%︎ Selenium: 2.9%︎ Niobium: 1.4%︎ Tin: 1.3%︎ Manganese: 8.7%︎ Zirconium: 2.5%︎ Carbon: 15.8%︎ Iron: 21.1%︎ Nickel: 16.0%︎ Phosphorus: 10.1%︎ Sulphur: 18.8%︎ Theta Ursae Majoris B 1 - Earth-like world
Body distance14,729 LsEarth masses0.1456Radius3,354 kmGravity0.53 gSurface temperature301 K (28°C/82°F)Surface pressure2.30 atmVolcanismAtmosphereSuitable for water-based lifeTerraformingTerraformed︎ Theta Ursae Majoris B 4 - High metal content world Landable
Body distance14,957 LsEarth masses0.0286Radius1,988 kmGravity0.29 gSurface temperature178 K (-95°C/-138°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Ruthenium: 1.3%︎ Cadmium: 1.7%︎ Niobium: 1.5%︎ Chromium: 9.7%︎ Manganese: 8.9%︎ Zirconium: 2.5%︎ Carbon: 12.8%︎ Iron: 21.6%︎ Nickel: 16.4%︎ Phosphorus: 8.2%︎ Sulphur: 15.3%︎ Theta Ursae Majoris B 5 - High metal content world Landable
Body distance14,957 LsEarth masses0.0285Radius1,985 kmGravity0.29 gSurface temperature178 K (-95°C/-138°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Polonium: 0.6%︎ Mercury: 1.0%︎ Tin: 1.4%︎ Chromium: 9.9%︎ Vanadium: 5.4%︎ Zinc: 6.0%︎ Carbon: 13.1%︎ Iron: 22.0%︎ Nickel: 16.7%︎ Phosphorus: 8.4%︎ Sulphur: 15.6%