Star system
Ross 199
Economy
Industrial / Extraction
Government
Dictatorship
Allegiance
Independent
Star type
Class M star Scoopable
Coordinates
-101.97 / 0.97 / -11.78
Permit required
No
︎ Ross 199 - Class M star
Body distance-Solar masses0.3945Solar radius0.5665︎ Ross 199 1 - High metal content world
Body distance151 LsEarth masses0.4185Radius4,815 kmGravity0.73 gSurface temperature308 K (35°C/95°F)Surface pressure140.94 atmVolcanismAtmosphereThick Argon-richTerraforming︎ Ross 199 2 - Rocky ice world
Body distance265 LsEarth masses0.6682Radius5,831 kmGravity0.80 gSurface temperature291 K (18°C/64°F)Surface pressure743.21 atmVolcanismAtmosphereThick Argon-richTerraforming︎ Ross 199 2 a - Rocky ice world
Body distance264 LsEarth masses0.0065Radius1,484 kmGravity0.12 gSurface temperature271 K (-3°C/27°F)Surface pressure3.86 atmVolcanismAtmosphereCarbon dioxideTerraforming︎ Ross 199 3 - Rocky ice world
Body distance448 LsEarth masses0.4219Radius5,070 kmGravity0.67 gSurface temperature141 K (-132°C/-206°F)Surface pressure518.12 atmVolcanismAtmosphereThick NitrogenTerraforming︎ Ross 199 4 - Rocky ice world
Body distance785 LsEarth masses0.4178Radius5,055 kmGravity0.66 gSurface temperature95 K (-178°C/-289°F)Surface pressure72.78 atmVolcanismAtmosphereThick Argon-richTerraforming︎ Ross 199 8 - Class I gas giant
Body distance3,998 LsRing/belt typeIcy (Major)
Rocky (Major)Earth masses9.2599Radius22,176 kmGravity0.77 gSurface temperature40 K (-233°C/-388°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Ross 199 8 d - Icy body Landable
Body distance3,991 LsEarth masses0.0005Radius710 kmGravity0.04 gSurface temperature36 K (-238°C/-396°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Yttrium: 0.8%︎ Molybdenum: 0.8%︎ Tungsten: 0.7%︎ Vanadium: 3.1%︎ Zinc: 3.5%︎ Zirconium: 1.5%︎ Carbon: 23.8%︎ Iron: 12.8%︎ Nickel: 9.7%︎ Phosphorus: 15.2%︎ Sulphur: 28.2%︎ Ross 199 8 c - Icy body Landable
Body distance3,993 LsEarth masses0.0004Radius632 kmGravity0.04 gSurface temperature36 K (-238°C/-396°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Ruthenium: 0.7%︎ Selenium: 4.1%︎ Cadmium: 0.9%︎ Niobium: 0.8%︎ Chromium: 5.3%︎ Manganese: 4.9%︎ Carbon: 22.1%︎ Iron: 11.8%︎ Nickel: 9.0%︎ Phosphorus: 14.1%︎ Sulphur: 26.2%︎ Ross 199 8 a - Icy body Landable
Body distance3,997 LsEarth masses0.0005Radius712 kmGravity0.04 gSurface temperature36 K (-237°C/-395°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Ruthenium: 0.8%︎ Selenium: 4.2%︎ Mercury: 0.5%︎ Tungsten: 0.7%︎ Manganese: 5.0%︎ Zinc: 3.3%︎ Carbon: 22.7%︎ Iron: 12.2%︎ Nickel: 9.2%︎ Phosphorus: 14.5%︎ Sulphur: 26.9%︎ Ross 199 8 b - Icy body Landable
Body distance3,998 LsEarth masses0.0010Radius886 kmGravity0.05 gSurface temperature36 K (-237°C/-395°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Polonium: 0.3%︎ Selenium: 4.2%︎ Cadmium: 0.9%︎ Tin: 0.7%︎ Chromium: 5.4%︎ Germanium: 3.5%︎ Carbon: 22.5%︎ Iron: 12.1%︎ Nickel: 9.1%︎ Phosphorus: 14.4%︎ Sulphur: 26.8%︎ Ross 199 5 - Icy body
Body distance2,201 LsEarth masses3.9566Radius11,165 kmGravity1.29 gSurface temperature49 K (-224°C/-371°F)Surface pressure0.71 atmVolcanismMajor Water geysersAtmosphereHeliumTerraforming︎ Ross 199 6 - Icy body
Body distance2,208 LsEarth masses2.1852Radius9,441 kmGravity1.00 gSurface temperature49 K (-224°C/-372°F)Surface pressure0.40 atmVolcanismMajor Water geysersAtmosphereHeliumTerraforming︎ Ross 199 7 - Class I gas giant
Body distance2,813 LsRing/belt typeIcy (Major)
Metal rich (Major)Earth masses40.0649Radius48,993 kmGravity0.68 gSurface temperature50 K (-223°C/-370°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Ross 199 7 b - Icy body Landable
Body distance2,794 LsEarth masses0.0009Radius852 kmGravity0.05 gSurface temperature43 K (-230°C/-383°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Tellurium: 0.9%︎ Mercury: 0.5%︎ Niobium: 0.8%︎ Chromium: 5.4%︎ Manganese: 5.0%︎ Zinc: 3.3%︎ Carbon: 22.3%︎ Iron: 12.0%︎ Nickel: 9.1%︎ Phosphorus: 14.3%︎ Sulphur: 26.5%︎ Ross 199 7 c - Icy body Landable
Body distance2,808 LsEarth masses0.0010Radius896 kmGravity0.05 gSurface temperature43 K (-230°C/-383°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Antimony: 0.7%︎ Cadmium: 1.0%︎ Niobium: 0.8%︎ Manganese: 5.1%︎ Vanadium: 3.0%︎ Zinc: 3.3%︎ Carbon: 22.8%︎ Iron: 12.3%︎ Nickel: 9.3%︎ Phosphorus: 14.6%︎ Sulphur: 27.1%︎ Ross 199 7 a - Icy body Landable
Body distance2,812 LsEarth masses0.0027Radius1,230 kmGravity0.07 gSurface temperature43 K (-230°C/-382°F)Surface pressure0.00 atmVolcanismCarbon dioxide geysersAtmosphereTerraforming︎ Technetium: 0.4%︎ Cadmium: 1.0%︎ Tin: 0.7%︎ Manganese: 5.1%︎ Vanadium: 3.0%︎ Zinc: 3.4%︎ Carbon: 22.9%︎ Iron: 12.3%︎ Nickel: 9.3%︎ Phosphorus: 14.6%︎ Sulphur: 27.2%