Star system
Ross 491
Economy
Extraction / Industrial
Government
Corporate
Allegiance
Alliance
Star type
Class K star Scoopable
Coordinates
18.16 / 103.94 / 39.44
Permit required
No
Powerplay
Unoccupied
Powers
︎ Ross 491 - Class K star
Body distance-Solar masses0.7969Solar radius0.8764︎ Ross 491 1 - Water world
Body distance215 LsEarth masses7.6908Radius10,753 kmGravity2.70 gSurface temperature504 K (230°C/447°F)Surface pressure28.18 atmVolcanismMajor Silicate vapour geysersAtmosphereHot Thick Water-richTerraforming︎ Ross 491 2 - High metal content world
Body distance358 LsEarth masses11.7883Radius11,930 kmGravity3.37 gSurface temperature573 K (300°C/572°F)Surface pressure162.92 atmVolcanismMajor Silicate vapour geysersAtmosphereHot Thick Methane-richTerraforming︎ Ross 491 2 a - Rocky body
Body distance357 LsEarth masses0.3819Radius4,780 kmGravity0.68 gSurface temperature206 K (-68°C/-90°F)Surface pressure2.73 atmVolcanismAtmosphereCarbon dioxide-richTerraforming︎ Ross 491 3 - Helium-rich gas giant
Body distance638 LsRing/belt typeRocky (Common)Earth masses50.6509Radius45,858 kmGravity0.98 gSurface temperature122 K (-151°C/-241°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Ross 491 3 a - Rocky body Landable
Body distance637 LsEarth masses0.0026Radius966 kmGravity0.11 gSurface temperature121 K (-152°C/-241°F)Surface pressure0.00 atmVolcanismMetallic magmaAtmosphereTerraforming︎ Selenium: 3.0%︎ Tellurium: 1.4%︎ Cadmium: 1.5%︎ Tungsten: 1.1%︎ Chromium: 8.7%︎ Zinc: 5.3%︎ Carbon: 15.9%︎ Iron: 19.4%︎ Nickel: 14.7%︎ Phosphorus: 10.2%︎ Sulphur: 18.9%︎ Ross 491 3 b - Rocky body Landable
Body distance638 LsEarth masses0.0005Radius564 kmGravity0.07 gSurface temperature121 K (-152°C/-241°F)Surface pressure0.00 atmVolcanismMinor Metallic magmaAtmosphereTerraforming︎ Polonium: 0.5%︎ Cadmium: 1.5%︎ Molybdenum: 1.3%︎ Manganese: 8.2%︎ Vanadium: 4.9%︎ Zirconium: 2.3%︎ Carbon: 16.3%︎ Iron: 19.9%︎ Nickel: 15.1%︎ Phosphorus: 10.5%︎ Sulphur: 19.4%︎ Ross 491 6 - Icy body
Body distance1,081 LsRing/belt typeIcy (Common)Earth masses2.2591Radius10,118 kmGravity0.90 gSurface temperature435 K (162°C/323°F)Surface pressure9,450.71 atmVolcanismMajor Water geysersAtmosphereThick Methane-richTerraforming︎ Ross 491 5 - Helium-rich gas giant
Body distance1,084 LsRing/belt typeIcy (Common)Earth masses139.1620Radius59,141 kmGravity1.62 gSurface temperature104 K (-169°C/-272°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Ross 491 7 - Helium-rich gas giant
Body distance1,521 LsRing/belt typeIcy (Common)Earth masses606.7140Radius74,693 kmGravity4.42 gSurface temperature166 K (-107°C/-160°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Ross 491 7 b - Icy body Landable
Body distance1,505 LsEarth masses0.0563Radius3,351 kmGravity0.20 gSurface temperature75 K (-198°C/-324°F)Surface pressure0.02 atmVolcanismAtmosphereThin ArgonTerraforming︎ Polonium: 0.3%︎ Niobium: 0.8%︎ Tungsten: 0.6%︎ Chromium: 5.3%︎ Manganese: 4.9%︎ Vanadium: 2.9%︎ Carbon: 22.8%︎ Iron: 11.8%︎ Nickel: 8.9%︎ Phosphorus: 14.6%︎ Sulphur: 27.1%︎ Ross 491 7 a - Icy body Landable
Body distance1,522 LsEarth masses0.0413Radius2,996 kmGravity0.19 gSurface temperature90 K (-183°C/-297°F)Surface pressure0.00 atmVolcanismMajor Water geysersAtmosphereTerraforming︎ Yttrium: 0.7%︎ Cadmium: 0.9%︎ Molybdenum: 0.8%︎ Chromium: 5.4%︎ Germanium: 3.4%︎ Manganese: 4.9%︎ Carbon: 22.3%︎ Iron: 11.9%︎ Nickel: 9.0%︎ Phosphorus: 14.2%︎ Sulphur: 26.5%︎ Ross 491 8 - Gas giant with ammonia-based life
Body distance2,583 LsEarth masses369.4770Radius72,799 kmGravity2.83 gSurface temperature107 K (-166°C/-267°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Ross 491 8 c - Icy body Landable
Body distance2,576 LsEarth masses0.0035Radius1,336 kmGravity0.08 gSurface temperature58 K (-215°C/-356°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Polonium: 0.3%︎ Niobium: 0.9%︎ Tin: 0.7%︎ Chromium: 5.6%︎ Vanadium: 3.1%︎ Zirconium: 1.4%︎ Carbon: 23.3%︎ Iron: 12.5%︎ Nickel: 9.4%︎ Phosphorus: 14.9%︎ Sulphur: 27.8%︎ Ross 491 8 e - Icy body Landable
Body distance2,576 LsEarth masses0.0117Radius1,989 kmGravity0.12 gSurface temperature56 K (-217°C/-359°F)Surface pressure0.01 atmVolcanismAtmosphereThin ArgonTerraforming︎ Selenium: 4.2%︎ Yttrium: 0.7%︎ Molybdenum: 0.8%︎ Tin: 0.7%︎ Germanium: 3.5%︎ Manganese: 5.0%︎ Carbon: 22.6%︎ Iron: 12.1%︎ Nickel: 9.1%︎ Phosphorus: 14.5%︎ Sulphur: 26.8%︎ Ross 491 8 b - Icy body Landable
Body distance2,579 LsEarth masses0.0024Radius1,184 kmGravity0.07 gSurface temperature59 K (-214°C/-353°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Selenium: 4.2%︎ Tellurium: 0.9%︎ Molybdenum: 0.8%︎ Niobium: 0.8%︎ Manganese: 5.0%︎ Vanadium: 3.0%︎ Carbon: 22.6%︎ Iron: 12.1%︎ Nickel: 9.2%︎ Phosphorus: 14.5%︎ Sulphur: 26.9%︎ Ross 491 8 a - Icy body Landable
Body distance2,580 LsEarth masses0.0046Radius1,465 kmGravity0.09 gSurface temperature61 K (-213°C/-351°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Ruthenium: 0.8%︎ Molybdenum: 0.8%︎ Tin: 0.7%︎ Germanium: 3.5%︎ Manganese: 5.0%︎ Vanadium: 3.0%︎ Carbon: 22.9%︎ Iron: 12.2%︎ Nickel: 9.2%︎ Phosphorus: 14.6%︎ Sulphur: 27.2%︎ Ross 491 8 d - Icy body Landable
Body distance2,589 LsEarth masses0.0040Radius1,395 kmGravity0.08 gSurface temperature57 K (-216°C/-357°F)Surface pressure0.00 atmVolcanismAtmosphereThin ArgonTerraforming︎ Selenium: 4.3%︎ Tellurium: 0.9%︎ Tin: 0.7%︎ Tungsten: 0.7%︎ Arsenic: 1.6%︎ Germanium: 3.6%︎ Carbon: 23.4%︎ Iron: 12.5%︎ Nickel: 9.5%︎ Phosphorus: 15.0%︎ Sulphur: 27.8%︎ Ross 491 10 - Icy body
Body distance3,281 LsEarth masses19.4713Radius20,254 kmGravity1.93 gSurface temperature49 K (-224°C/-372°F)Surface pressure1.73 atmVolcanismWater geysersAtmosphereHeliumTerraforming︎ Ross 491 10 a - Icy body Landable
Body distance3,367 LsEarth masses0.0359Radius2,723 kmGravity0.20 gSurface temperature47 K (-226°C/-375°F)Surface pressure0.00 atmVolcanismMajor Water geysersAtmosphereTerraforming︎ Tellurium: 0.9%︎ Molybdenum: 1.0%︎ Tin: 1.0%︎ Germanium: 3.4%︎ Manganese: 6.6%︎ Zinc: 4.3%︎ Carbon: 19.3%︎ Iron: 16.0%︎ Nickel: 12.1%︎ Phosphorus: 12.4%︎ Sulphur: 23.0%︎ Ross 491 10 b - Icy body Landable
Body distance3,367 LsEarth masses0.0005Radius660 kmGravity0.04 gSurface temperature47 K (-226°C/-375°F)Surface pressure0.00 atmVolcanismMajor Water geysersAtmosphereTerraforming︎ Tellurium: 0.8%︎ Cadmium: 1.2%︎ Mercury: 0.7%︎ Chromium: 6.9%︎ Manganese: 6.3%︎ Zinc: 4.2%︎ Carbon: 18.7%︎ Iron: 15.4%︎ Nickel: 11.6%︎ Phosphorus: 12.0%︎ Sulphur: 22.2%︎ Ross 491 10 c - Icy body Landable
Body distance3,367 LsEarth masses0.0004Radius628 kmGravity0.04 gSurface temperature47 K (-226°C/-375°F)Surface pressure0.00 atmVolcanismMajor Water magmaAtmosphereTerraforming︎ Ruthenium: 1.0%︎ Niobium: 1.1%︎ Tin: 1.0%︎ Arsenic: 1.5%︎ Chromium: 7.2%︎ Zinc: 4.4%︎ Carbon: 19.6%︎ Iron: 16.1%︎ Nickel: 12.2%︎ Phosphorus: 12.5%︎ Sulphur: 23.3%︎ Ross 491 9 - Helium-rich gas giant
Body distance3,338 LsRing/belt typeIcy (Common)Earth masses184.8580Radius58,544 kmGravity2.19 gSurface temperature72 K (-201°C/-331°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Ross 491 9 b a - Icy body Landable
Body distance3,340 LsEarth masses0.0011Radius909 kmGravity0.05 gSurface temperature50 K (-223°C/-370°F)Surface pressure0.00 atmVolcanismWater geysersAtmosphereTerraforming︎ Antimony: 0.7%︎ Selenium: 4.3%︎ Cadmium: 0.9%︎ Mercury: 0.5%︎ Germanium: 3.2%︎ Zinc: 3.3%︎ Carbon: 23.3%︎ Iron: 12.1%︎ Nickel: 9.1%︎ Phosphorus: 14.9%︎ Sulphur: 27.7%︎ Ross 491 9 d - Class I gas giant
Body distance3,345 LsRing/belt typeIcy (Common)
Rocky (Common)Earth masses1.8712Radius11,228 kmGravity0.60 gSurface temperature54 K (-220°C/-363°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Ross 491 9 c - Class I gas giant
Body distance3,345 LsRing/belt typeIcy (Common)
Rocky (Common)Earth masses1.3195Radius9,983 kmGravity0.54 gSurface temperature54 K (-219°C/-363°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Ross 491 9 b - Icy body Landable
Body distance3,347 LsEarth masses0.1002Radius3,797 kmGravity0.28 gSurface temperature50 K (-223°C/-370°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Polonium: 0.5%︎ Mercury: 0.7%︎ Tin: 1.0%︎ Chromium: 7.2%︎ Germanium: 3.4%︎ Vanadium: 3.9%︎ Carbon: 19.5%︎ Iron: 16.0%︎ Nickel: 12.1%︎ Phosphorus: 12.5%︎ Sulphur: 23.2%︎ Ross 491 9 a - Icy body Landable
Body distance3,347 LsEarth masses0.0466Radius2,970 kmGravity0.22 gSurface temperature51 K (-222°C/-368°F)Surface pressure0.00 atmVolcanismMajor Water geysersAtmosphereTerraforming︎ Technetium: 0.6%︎ Cadmium: 1.3%︎ Niobium: 1.1%︎ Arsenic: 1.5%︎ Manganese: 6.7%︎ Zinc: 4.4%︎ Carbon: 19.8%︎ Iron: 16.2%︎ Nickel: 12.3%︎ Phosphorus: 12.6%︎ Sulphur: 23.5%︎ Ross 491 11 - Icy body
Body distance4,776 LsRing/belt typeIcy (Common)Earth masses22.1047Radius17,900 kmGravity2.80 gSurface temperature41 K (-232°C/-386°F)Surface pressure4.06 atmVolcanismWater geysersAtmosphereHeliumTerraforming︎ Ross 491 4 - Helium-rich gas giant
Body distance803 LsRing/belt typeIcy (Common)Earth masses41.7221Radius43,993 kmGravity0.88 gSurface temperature108 K (-165°C/-265°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Ross 491 4 d - Icy body Landable
Body distance802 LsEarth masses0.0009Radius839 kmGravity0.05 gSurface temperature95 K (-178°C/-288°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Selenium: 4.3%︎ Tellurium: 0.9%︎ Cadmium: 0.9%︎ Niobium: 0.8%︎ Arsenic: 1.6%︎ Manganese: 5.0%︎ Carbon: 22.9%︎ Iron: 12.2%︎ Nickel: 9.2%︎ Phosphorus: 14.7%︎ Sulphur: 27.3%︎ Ross 491 4 b - Icy body Landable
Body distance802 LsEarth masses0.0008Radius821 kmGravity0.05 gSurface temperature96 K (-178°C/-288°F)Surface pressure0.00 atmVolcanismMajor Water geysersAtmosphereTerraforming︎ Antimony: 0.7%︎ Selenium: 4.2%︎ Mercury: 0.5%︎ Tungsten: 0.7%︎ Chromium: 5.4%︎ Germanium: 3.5%︎ Carbon: 22.6%︎ Iron: 12.0%︎ Nickel: 9.1%︎ Phosphorus: 14.5%︎ Sulphur: 26.8%︎ Ross 491 4 a - Icy body Landable
Body distance802 LsEarth masses0.0047Radius1,470 kmGravity0.09 gSurface temperature96 K (-177°C/-287°F)Surface pressure0.00 atmVolcanismMajor Water geysersAtmosphereTerraforming︎ Technetium: 0.4%︎ Molybdenum: 0.8%︎ Tin: 0.7%︎ Germanium: 3.5%︎ Manganese: 5.1%︎ Zinc: 3.3%︎ Carbon: 22.8%︎ Iron: 12.3%︎ Nickel: 9.3%︎ Phosphorus: 14.6%︎ Sulphur: 27.1%︎ Ross 491 4 c - Icy body Landable
Body distance803 LsEarth masses0.0007Radius776 kmGravity0.05 gSurface temperature95 K (-178°C/-288°F)Surface pressure0.00 atmVolcanismCarbon dioxide geysersAtmosphereTerraforming︎ Selenium: 4.1%︎ Tellurium: 0.9%︎ Cadmium: 0.9%︎ Molybdenum: 0.8%︎ Chromium: 5.3%︎ Manganese: 4.9%︎ Carbon: 22.1%︎ Iron: 11.8%︎ Nickel: 8.9%︎ Phosphorus: 14.1%︎ Sulphur: 26.3%