Star system
Sigma Bootis
Economy
Agriculture / Industrial
Government
Corporate
Allegiance
Independent
Star type
Class F star Scoopable
Coordinates
-14.47 / 47.44 / 14.41
Permit required
No
︎ Sigma Bootis A - Class F star
Body distance-Solar masses1.4180Solar radius1.4293︎ Sigma Bootis B - Class K star
Body distance14,067 LsSolar masses0.5938Solar radius0.7103︎ Sigma Bootis B 5 - Water world
Body distance13,363 LsEarth masses0.5832Radius5,161 kmGravity0.89 gSurface temperature221 K (-52°C/-61°F)Surface pressure0.95 atmVolcanismAtmosphereNitrogenTerraforming︎ Sigma Bootis B 1 - Earth-like world
Body distance13,874 LsEarth masses0.7962Radius5,671 kmGravity1.01 gSurface temperature329 K (56°C/133°F)Surface pressure1.25 atmVolcanismMajor Rocky magmaAtmosphereSuitable for water-based lifeTerraformingTerraformed︎ Sigma Bootis B 2 - High metal content world
Body distance13,959 LsEarth masses1.5967Radius6,962 kmGravity1.34 gSurface temperature1,442 K (1,168°C/2,135°F)Surface pressure4,499.91 atmVolcanismMinor Metallic magmaAtmosphereHot Thick WaterTerraforming︎ Sigma Bootis B 2 a - Rocky body Landable
Body distance14,347 LsEarth masses0.0331Radius2,192 kmGravity0.28 gSurface temperature236 K (-37°C/-35°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Ruthenium: 1.3%︎ Cadmium: 1.6%︎ Tungsten: 1.1%︎ Manganese: 8.5%︎ Zinc: 5.6%︎ Zirconium: 2.4%︎ Carbon: 15.3%︎ Iron: 20.6%︎ Nickel: 15.6%︎ Phosphorus: 9.8%︎ Sulphur: 18.2%︎ Sigma Bootis B 4 - High metal content world
Body distance14,622 LsEarth masses0.5788Radius5,149 kmGravity0.89 gSurface temperature274 K (1°C/34°F)Surface pressure3.98 atmVolcanismAtmosphereAmmonia-richTerraforming︎ Sigma Bootis B 3 - High metal content world
Body distance14,634 LsEarth masses0.4647Radius4,814 kmGravity0.81 gSurface temperature224 K (-49°C/-56°F)Surface pressure2.98 atmVolcanismAtmosphereNitrogenTerraformingTerraformable