Star system
Ross 89
Economy
Agriculture / Industrial
Government
Democracy
Allegiance
Federation
Star type
Class M star Scoopable
Coordinates
23.19 / 51.97 / -43.41
Permit required
No
Powerplay
Unoccupied
Powers
︎ Ross 89 A - Class M star
Body distance-Solar masses0.5547Solar radius0.7005︎ Ross 89 A 1 - Metal-rich body Landable
Body distance7 LsEarth masses0.2352Radius3,130 kmGravity0.98 gSurface temperature1,095 K (822°C/1,511°F)Surface pressure0.00 atmVolcanismMajor Silicate vapour geysersAtmosphereTerraforming︎ Ruthenium: 2.0%︎ Cadmium: 2.5%︎ Mercury: 1.4%︎ Chromium: 14.6%︎ Manganese: 13.4%︎ Zinc: 8.8%︎ Iron: 32.5%︎ Nickel: 24.6%︎ Ross 89 A 2 - High metal content world Landable
Body distance11 LsEarth masses2.7811Radius8,144 kmGravity1.70 gSurface temperature849 K (576°C/1,069°F)Surface pressure0.00 atmVolcanismMetallic magmaAtmosphereTerraforming︎ Yttrium: 1.4%︎ Cadmium: 1.8%︎ Molybdenum: 1.5%︎ Manganese: 9.3%︎ Zinc: 6.1%︎ Zirconium: 2.6%︎ Carbon: 13.3%︎ Iron: 22.6%︎ Nickel: 17.1%︎ Phosphorus: 8.5%︎ Sulphur: 15.8%︎ Ross 89 A 3 - High metal content world Landable
Body distance19 LsEarth masses1.4028Radius6,736 kmGravity1.26 gSurface temperature653 K (380°C/715°F)Surface pressure0.00 atmVolcanismMajor Rocky magmaAtmosphereTerraforming︎ Yttrium: 1.3%︎ Molybdenum: 1.4%︎ Niobium: 1.4%︎ Chromium: 9.5%︎ Germanium: 4.5%︎ Manganese: 8.7%︎ Carbon: 12.7%︎ Iron: 21.2%︎ Nickel: 16.0%︎ Phosphorus: 8.1%︎ Sulphur: 15.1%︎ Ross 89 A 4 - High metal content world Landable
Body distance19 LsEarth masses0.8106Radius5,723 kmGravity1.01 gSurface temperature653 K (380°C/715°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Yttrium: 1.3%︎ Tin: 1.4%︎ Tungsten: 1.2%︎ Chromium: 9.6%︎ Germanium: 4.5%︎ Manganese: 8.8%︎ Carbon: 12.8%︎ Iron: 21.2%︎ Nickel: 16.1%︎ Phosphorus: 8.2%︎ Sulphur: 15.2%︎ Ross 89 A 5 - High metal content world Landable
Body distance36 LsEarth masses3.7677Radius8,907 kmGravity1.93 gSurface temperature486 K (212°C/414°F)Surface pressure0.00 atmVolcanismMetallic magmaAtmosphereTerraforming︎ Technetium: 0.8%︎ Mercury: 1.0%︎ Tin: 1.5%︎ Arsenic: 2.1%︎ Chromium: 10.2%︎ Zinc: 6.2%︎ Carbon: 13.5%︎ Iron: 22.7%︎ Nickel: 17.2%︎ Phosphorus: 8.7%︎ Sulphur: 16.1%︎ Ross 89 A 6 - High metal content world
Body distance65 LsEarth masses3.3332Radius8,611 kmGravity1.83 gSurface temperature1,276 K (1,002°C/1,836°F)Surface pressure474.43 atmVolcanismMetallic magmaAtmosphereHot Thick Carbon dioxideTerraforming︎ Ross 89 A 7 - Class I gas giant
Body distance1,913 LsRing/belt typeIcy (Major)
Rocky (Major)Earth masses271.9900Radius71,276 kmGravity2.18 gSurface temperature116 K (-157°C/-250°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Ross 89 A 7 c - Icy body Landable
Body distance1,911 LsEarth masses0.0012Radius938 kmGravity0.06 gSurface temperature81 K (-192°C/-314°F)Surface pressure0.00 atmVolcanismMajor Water geysersAtmosphereTerraforming︎ Technetium: 0.4%︎ Molybdenum: 0.8%︎ Tin: 0.7%︎ Chromium: 5.4%︎ Manganese: 5.0%︎ Vanadium: 3.0%︎ Carbon: 22.5%︎ Iron: 12.0%︎ Nickel: 9.1%︎ Phosphorus: 14.4%︎ Sulphur: 26.7%︎ Ross 89 A 7 b - Icy body Landable
Body distance1,911 LsEarth masses0.0020Radius1,112 kmGravity0.07 gSurface temperature81 K (-192°C/-314°F)Surface pressure0.00 atmVolcanismMajor Water geysersAtmosphereTerraforming︎ Yttrium: 0.7%︎ Cadmium: 0.9%︎ Tin: 0.7%︎ Chromium: 5.4%︎ Germanium: 3.5%︎ Manganese: 4.9%︎ Carbon: 22.3%︎ Iron: 11.9%︎ Nickel: 9.0%︎ Phosphorus: 14.3%︎ Sulphur: 26.5%︎ Ross 89 A 7 e - Icy body Landable
Body distance1,911 LsEarth masses0.0024Radius1,174 kmGravity0.07 gSurface temperature79 K (-194°C/-317°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Selenium: 4.2%︎ Tellurium: 0.9%︎ Mercury: 0.5%︎ Molybdenum: 0.8%︎ Manganese: 5.0%︎ Vanadium: 3.0%︎ Carbon: 22.7%︎ Iron: 12.1%︎ Nickel: 9.2%︎ Phosphorus: 14.5%︎ Sulphur: 27.0%︎ Ross 89 A 7 a - Icy body Landable
Body distance1,913 LsEarth masses0.0016Radius1,023 kmGravity0.06 gSurface temperature82 K (-191°C/-312°F)Surface pressure0.00 atmVolcanismCarbon dioxide geysersAtmosphereTerraforming︎ Selenium: 4.2%︎ Tellurium: 0.9%︎ Molybdenum: 0.8%︎ Niobium: 0.8%︎ Chromium: 5.4%︎ Germanium: 3.5%︎ Carbon: 22.4%︎ Iron: 12.0%︎ Nickel: 9.1%︎ Phosphorus: 14.3%︎ Sulphur: 26.7%︎ Ross 89 A 7 d - Icy body Landable
Body distance1,915 LsEarth masses0.0032Radius1,298 kmGravity0.08 gSurface temperature80 K (-194°C/-316°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Selenium: 4.2%︎ Yttrium: 0.7%︎ Mercury: 0.5%︎ Molybdenum: 0.8%︎ Germanium: 3.5%︎ Manganese: 5.0%︎ Carbon: 22.6%︎ Iron: 12.1%︎ Nickel: 9.1%︎ Phosphorus: 14.5%︎ Sulphur: 26.9%︎ Ross 89 A 7 f - Icy body Landable
Body distance1,919 LsEarth masses0.0037Radius1,359 kmGravity0.08 gSurface temperature79 K (-195°C/-318°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Tellurium: 0.9%︎ Cadmium: 1.0%︎ Tin: 0.7%︎ Chromium: 5.5%︎ Germanium: 3.6%︎ Zirconium: 1.4%︎ Carbon: 23.0%︎ Iron: 12.3%︎ Nickel: 9.3%︎ Phosphorus: 14.8%︎ Sulphur: 27.4%︎ Ross 89 A 7 g - Icy body Landable
Body distance1,925 LsEarth masses0.0132Radius2,067 kmGravity0.13 gSurface temperature77 K (-196°C/-320°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Ruthenium: 0.7%︎ Selenium: 4.2%︎ Mercury: 0.5%︎ Niobium: 0.8%︎ Manganese: 5.0%︎ Zinc: 3.3%︎ Carbon: 22.7%︎ Iron: 12.1%︎ Nickel: 9.2%︎ Phosphorus: 14.5%︎ Sulphur: 26.9%︎ Ross 89 B - Class M star
Body distance16,418 LsSolar masses0.3945Solar radius0.5315︎ Ross 89 B 1 - High metal content world Landable
Body distance16,385 LsEarth masses0.0639Radius2,581 kmGravity0.39 gSurface temperature208 K (-65°C/-85°F)Surface pressure0.00 atmVolcanismAtmosphereThin Sulphur dioxideTerraforming︎ Ruthenium: 1.4%︎ Tin: 1.5%︎ Tungsten: 1.2%︎ Chromium: 10.1%︎ Vanadium: 5.5%︎ Zirconium: 2.6%︎ Carbon: 13.4%︎ Iron: 22.5%︎ Nickel: 17.0%︎ Phosphorus: 8.6%︎ Sulphur: 16.0%︎ Ross 89 B 3 - Icy body
Body distance16,471 LsEarth masses0.1802Radius4,375 kmGravity0.38 gSurface temperature133 K (-140°C/-220°F)Surface pressure4.61 atmVolcanismAtmosphereArgon-richTerraforming︎ Ross 89 B 2 - High metal content world Landable
Body distance16,618 LsEarth masses0.0870Radius2,850 kmGravity0.44 gSurface temperature209 K (-64°C/-84°F)Surface pressure0.04 atmVolcanismAtmosphereThin Carbon dioxideTerraforming︎ Ruthenium: 1.4%︎ Mercury: 1.0%︎ Molybdenum: 1.5%︎ Arsenic: 2.2%︎ Manganese: 9.5%︎ Vanadium: 5.6%︎ Carbon: 13.7%︎ Iron: 22.9%︎ Nickel: 17.3%︎ Phosphorus: 8.7%︎ Sulphur: 16.2%︎ Ross 89 D - Class T star (brown dwarf)
Body distance58,452 LsSolar masses0.0664Solar radius0.1848︎ Ross 89 D 5 - Icy body
Body distance58,324 LsEarth masses0.0688Radius3,367 kmGravity0.25 gSurface temperature65 K (-208°C/-342°F)Surface pressure2.27 atmVolcanismAtmosphereArgon-richTerraforming︎ Ross 89 D 1 - High metal content world Landable
Body distance58,408 LsEarth masses0.0125Radius1,569 kmGravity0.21 gSurface temperature123 K (-151°C/-239°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Technetium: 0.8%︎ Niobium: 1.5%︎ Tin: 1.4%︎ Arsenic: 2.1%︎ Manganese: 9.0%︎ Vanadium: 5.4%︎ Carbon: 14.7%︎ Iron: 21.8%︎ Nickel: 16.5%︎ Phosphorus: 9.4%︎ Sulphur: 17.5%︎ Ross 89 D 2 - High metal content world Landable
Body distance58,461 LsEarth masses0.0137Radius1,618 kmGravity0.21 gSurface temperature108 K (-165°C/-265°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Selenium: 3.0%︎ Technetium: 0.9%︎ Mercury: 1.1%︎ Tungsten: 1.3%︎ Arsenic: 2.3%︎ Zirconium: 2.8%︎ Carbon: 16.3%︎ Iron: 24.2%︎ Nickel: 18.3%︎ Phosphorus: 10.4%︎ Sulphur: 19.4%︎ Ross 89 D 3 - Icy body Landable
Body distance58,519 LsEarth masses0.0666Radius3,331 kmGravity0.24 gSurface temperature80 K (-193°C/-315°F)Surface pressure0.02 atmVolcanismAtmosphereThin ArgonTerraforming︎ Polonium: 0.4%︎ Cadmium: 1.2%︎ Tin: 1.0%︎ Chromium: 7.1%︎ Vanadium: 3.9%︎ Zinc: 4.3%︎ Carbon: 19.2%︎ Iron: 15.8%︎ Nickel: 11.9%︎ Phosphorus: 12.3%︎ Sulphur: 22.8%︎ Ross 89 D 4 - Icy body
Body distance58,521 LsEarth masses0.1028Radius3,830 kmGravity0.28 gSurface temperature161 K (-112°C/-170°F)Surface pressure6.46 atmVolcanismAtmosphereThick MethaneTerraforming︎ Ross 89 C - Class M star
Body distance59,968 LsSolar masses0.2188Solar radius0.3525︎ Ross 89 C 2 - High metal content world Landable
Body distance59,921 LsEarth masses0.0660Radius2,600 kmGravity0.40 gSurface temperature185 K (-88°C/-126°F)Surface pressure0.00 atmVolcanismAtmosphereThin Sulphur dioxideTerraforming︎ Yttrium: 1.3%︎ Molybdenum: 1.4%︎ Tin: 1.4%︎ Chromium: 9.5%︎ Manganese: 8.7%︎ Zinc: 5.7%︎ Carbon: 12.4%︎ Iron: 21.0%︎ Nickel: 15.9%︎ Phosphorus: 8.0%︎ Sulphur: 14.8%︎ Ross 89 C 2 a - Rocky body Landable
Body distance59,915 LsEarth masses0.0039Radius1,094 kmGravity0.13 gSurface temperature185 K (-88°C/-127°F)Surface pressure0.00 atmVolcanismMinor Metallic magmaAtmosphereTerraforming︎ Technetium: 0.7%︎ Cadmium: 1.6%︎ Tungsten: 1.1%︎ Germanium: 5.5%︎ Manganese: 8.5%︎ Zirconium: 2.4%︎ Carbon: 15.5%︎ Iron: 20.6%︎ Nickel: 15.6%︎ Phosphorus: 9.9%︎ Sulphur: 18.5%︎ Ross 89 C 3 - High metal content world Landable
Body distance59,924 LsEarth masses0.0739Radius2,704 kmGravity0.41 gSurface temperature201 K (-72°C/-98°F)Surface pressure0.04 atmVolcanismAtmosphereThin Carbon dioxideTerraforming︎ Antimony: 1.0%︎ Molybdenum: 1.4%︎ Tin: 1.4%︎ Manganese: 9.1%︎ Vanadium: 5.4%︎ Zinc: 6.0%︎ Carbon: 13.1%︎ Iron: 22.0%︎ Nickel: 16.6%︎ Phosphorus: 8.4%︎ Sulphur: 15.6%︎ Ross 89 C 1 - Earth-like world
Body distance59,932 LsEarth masses0.0722Radius2,675 kmGravity0.41 gSurface temperature288 K (14°C/58°F)Surface pressure2.31 atmVolcanismAtmosphereSuitable for water-based lifeTerraformingTerraformed︎ Ross 89 C 1 a - Rocky body Landable
Body distance59,954 LsEarth masses0.0044Radius1,135 kmGravity0.14 gSurface temperature214 K (-59°C/-74°F)Surface pressure0.00 atmVolcanismMajor Silicate vapour geysersAtmosphereTerraforming︎ Selenium: 3.0%︎ Tellurium: 1.5%︎ Tin: 1.4%︎ Tungsten: 1.2%︎ Zinc: 5.9%︎ Zirconium: 2.5%︎ Carbon: 16.4%︎ Iron: 21.7%︎ Nickel: 16.4%︎ Phosphorus: 10.5%︎ Sulphur: 19.5%︎ Ross 89 C 4 - High metal content world
Body distance60,031 LsEarth masses0.0497Radius2,380 kmGravity0.36 gSurface temperature197 K (-76°C/-104°F)Surface pressure0.17 atmVolcanismAtmosphereCarbon dioxideTerraforming︎ Ross 89 C 5 - Icy body
Body distance60,073 LsEarth masses0.3338Radius5,488 kmGravity0.45 gSurface temperature161 K (-112°C/-170°F)Surface pressure279.87 atmVolcanismAtmosphereThick Argon-richTerraforming︎ Ross 89 C 5 a - Icy body Landable
Body distance59,975 LsEarth masses0.0104Radius1,922 kmGravity0.11 gSurface temperature107 K (-166°C/-266°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Selenium: 4.4%︎ Technetium: 0.5%︎ Molybdenum: 0.8%︎ Tungsten: 0.7%︎ Arsenic: 1.5%︎ Vanadium: 3.1%︎ Carbon: 23.6%︎ Iron: 12.7%︎ Nickel: 9.6%︎ Phosphorus: 15.1%︎ Sulphur: 28.0%︎ Ross 89 C 6 - Icy body
Body distance60,118 LsEarth masses0.2015Radius4,694 kmGravity0.37 gSurface temperature98 K (-175°C/-283°F)Surface pressure5.20 atmVolcanismAtmosphereThick NitrogenTerraforming︎ Ross 89 CD 1 - Icy body
Body distance62,560 LsEarth masses14.6501Radius16,235 kmGravity2.26 gSurface temperature25 K (-248°C/-415°F)Surface pressure2.55 atmVolcanismWater geysersAtmosphereHeliumTerraforming︎ Ross 89 CD 1 a - Icy body
Body distance62,549 LsEarth masses0.6473Radius7,250 kmGravity0.50 gSurface temperature24 K (-249°C/-416°F)Surface pressure0.15 atmVolcanismMinor Methane magmaAtmosphereNeon-richTerraforming