Star system
Ross 917
Economy
Colony / Refinery
Government
Corporate
Allegiance
Independent
Star type
Class K star Scoopable
Coordinates
-28.84 / 118.75 / -32.78
Permit required
No
Powerplay
Unoccupied
Powers
︎ Ross 917 A - Class K star
Body distance-Solar masses0.6797Solar radius0.8045︎ Ross 917 B - Class M star
Body distance4,999 LsSolar masses0.3477Solar radius0.4674︎ Ross 917 C - Class M star
Body distance36,184 LsSolar masses0.2773Solar radius0.4407︎ Ross 917 C 4 - Class I gas giant
Body distance35,372 LsRing/belt typeIcy (Common)
Metal rich (Common)Earth masses55.3433Radius51,191 kmGravity0.86 gSurface temperature66 K (-207°C/-341°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Ross 917 C 4 a - Icy body Landable
Body distance35,669 LsEarth masses0.0003Radius611 kmGravity0.04 gSurface temperature57 K (-217°C/-358°F)Surface pressure0.00 atmVolcanismMajor Water magmaAtmosphereTerraforming︎ Ruthenium: 0.8%︎ Cadmium: 1.0%︎ Mercury: 0.5%︎ Chromium: 5.5%︎ Germanium: 3.5%︎ Vanadium: 3.0%︎ Carbon: 22.7%︎ Iron: 12.2%︎ Nickel: 9.3%︎ Phosphorus: 14.5%︎ Sulphur: 27.0%︎ Ross 917 C 4 e - Icy body Landable
Body distance35,669 LsEarth masses0.0005Radius683 kmGravity0.04 gSurface temperature56 K (-217°C/-359°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Antimony: 0.7%︎ Mercury: 0.5%︎ Tungsten: 0.7%︎ Chromium: 5.4%︎ Germanium: 3.5%︎ Zinc: 3.3%︎ Carbon: 22.8%︎ Iron: 12.1%︎ Nickel: 9.2%︎ Phosphorus: 14.6%︎ Sulphur: 27.1%︎ Ross 917 C 4 b - Icy body Landable
Body distance35,670 LsEarth masses0.0002Radius507 kmGravity0.03 gSurface temperature56 K (-217°C/-358°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Antimony: 0.7%︎ Selenium: 4.2%︎ Molybdenum: 0.8%︎ Tungsten: 0.7%︎ Manganese: 5.0%︎ Zinc: 3.3%︎ Carbon: 22.7%︎ Iron: 12.1%︎ Nickel: 9.1%︎ Phosphorus: 14.5%︎ Sulphur: 27.0%︎ Ross 917 C 4 d - Icy body Landable
Body distance35,679 LsEarth masses0.0005Radius708 kmGravity0.04 gSurface temperature56 K (-217°C/-359°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Polonium: 0.3%︎ Selenium: 4.2%︎ Molybdenum: 0.8%︎ Tin: 0.7%︎ Chromium: 5.4%︎ Germanium: 3.5%︎ Carbon: 22.6%︎ Iron: 12.0%︎ Nickel: 9.1%︎ Phosphorus: 14.5%︎ Sulphur: 26.9%︎ Ross 917 C 4 c - Icy body Landable
Body distance35,684 LsEarth masses0.0016Radius1,037 kmGravity0.06 gSurface temperature56 K (-217°C/-358°F)Surface pressure0.00 atmVolcanismAtmosphereThin ArgonTerraforming︎ Selenium: 4.4%︎ Tellurium: 0.9%︎ Mercury: 0.5%︎ Tin: 0.7%︎ Germanium: 3.6%︎ Zirconium: 1.5%︎ Carbon: 23.4%︎ Iron: 12.5%︎ Nickel: 9.5%︎ Phosphorus: 15.0%︎ Sulphur: 27.9%︎ Ross 917 C 5 - Class I gas giant
Body distance35,584 LsEarth masses20.1357Radius22,175 kmGravity1.66 gSurface temperature55 K (-218°C/-360°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Ross 917 C 5 c - Icy body Landable
Body distance35,586 LsEarth masses0.0009Radius839 kmGravity0.05 gSurface temperature49 K (-224°C/-372°F)Surface pressure0.00 atmVolcanismMinor Nitrogen magmaAtmosphereTerraforming︎ Selenium: 4.2%︎ Yttrium: 0.7%︎ Tin: 0.7%︎ Tungsten: 0.7%︎ Chromium: 5.4%︎ Vanadium: 3.0%︎ Carbon: 22.6%︎ Iron: 12.1%︎ Nickel: 9.1%︎ Phosphorus: 14.5%︎ Sulphur: 26.9%︎ Ross 917 C 5 d - Icy body Landable
Body distance35,586 LsEarth masses0.0005Radius706 kmGravity0.04 gSurface temperature49 K (-224°C/-372°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Tellurium: 0.9%︎ Cadmium: 0.9%︎ Niobium: 0.8%︎ Chromium: 5.3%︎ Germanium: 3.4%︎ Manganese: 4.9%︎ Carbon: 22.2%︎ Iron: 11.9%︎ Nickel: 9.0%︎ Phosphorus: 14.2%︎ Sulphur: 26.4%︎ Ross 917 C 5 b - Icy body Landable
Body distance35,867 LsEarth masses0.0005Radius716 kmGravity0.04 gSurface temperature49 K (-224°C/-372°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Ruthenium: 0.7%︎ Molybdenum: 0.8%︎ Tin: 0.7%︎ Arsenic: 1.6%︎ Chromium: 5.5%︎ Manganese: 5.0%︎ Carbon: 22.8%︎ Iron: 12.1%︎ Nickel: 9.2%︎ Phosphorus: 14.6%︎ Sulphur: 27.1%︎ Ross 917 C 5 a - Icy body Landable
Body distance35,868 LsEarth masses0.0033Radius1,301 kmGravity0.08 gSurface temperature49 K (-224°C/-372°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Antimony: 0.8%︎ Selenium: 4.4%︎ Mercury: 0.6%︎ Niobium: 0.9%︎ Arsenic: 1.6%︎ Vanadium: 3.1%︎ Carbon: 23.4%︎ Iron: 12.7%︎ Nickel: 9.6%︎ Phosphorus: 15.0%︎ Sulphur: 27.9%︎ Ross 917 C 2 - Class I gas giant
Body distance35,759 LsRing/belt typeIcy (Common)
Metal rich (Common)Earth masses2.3925Radius15,850 kmGravity0.39 gSurface temperature96 K (-177°C/-287°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Ross 917 C 1 - Gas giant with water-based life
Body distance35,859 LsRing/belt typeIcy (Common)
Rocky (Common)Earth masses782.7860Radius76,778 kmGravity5.40 gSurface temperature211 K (-62°C/-80°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Ross 917 C 1 a - Icy body Landable
Body distance35,754 LsEarth masses0.0090Radius1,837 kmGravity0.11 gSurface temperature104 K (-169°C/-273°F)Surface pressure0.00 atmVolcanismMajor Water geysersAtmosphereTerraforming︎ Selenium: 4.2%︎ Tellurium: 0.9%︎ Molybdenum: 0.8%︎ Tungsten: 0.6%︎ Chromium: 5.2%︎ Germanium: 3.4%︎ Carbon: 22.8%︎ Iron: 11.6%︎ Nickel: 8.8%︎ Phosphorus: 14.6%︎ Sulphur: 27.2%︎ Ross 917 C 3 - Class I gas giant
Body distance36,953 LsRing/belt typeIcy (Common)Earth masses48.3470Radius48,480 kmGravity0.84 gSurface temperature72 K (-201°C/-331°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Ross 917 C 3 e - Icy body
Body distance36,951 LsEarth masses0.0008Radius804 kmGravity0.05 gSurface temperature93 K (-180°C/-292°F)Surface pressure0.11 atmVolcanismAtmosphereMethaneTerraforming︎ Ross 917 C 3 f - Icy body
Body distance36,951 LsEarth masses0.0011Radius898 kmGravity0.05 gSurface temperature95 K (-178°C/-288°F)Surface pressure0.13 atmVolcanismAtmosphereMethaneTerraforming︎ Ross 917 C 3 c - Icy body
Body distance36,956 LsEarth masses0.0026Radius1,210 kmGravity0.07 gSurface temperature102 K (-171°C/-276°F)Surface pressure0.25 atmVolcanismAtmosphereMethaneTerraforming︎ Ross 917 C 3 d - Icy body
Body distance36,957 LsEarth masses0.0011Radius922 kmGravity0.05 gSurface temperature96 K (-177°C/-287°F)Surface pressure0.14 atmVolcanismAtmosphereMethaneTerraforming︎ Ross 917 C 3 a - Icy body
Body distance36,959 LsEarth masses0.0008Radius806 kmGravity0.05 gSurface temperature159 K (-114°C/-173°F)Surface pressure10.80 atmVolcanismMajor Water geysersAtmosphereThick MethaneTerraforming︎ Ross 917 C 3 b - Icy body
Body distance36,960 LsEarth masses0.0006Radius749 kmGravity0.04 gSurface temperature156 K (-117°C/-179°F)Surface pressure9.30 atmVolcanismMajor Water magmaAtmosphereThick MethaneTerraforming