Star system
G 139-21
Economy
Industrial / Refinery
Government
Feudal
Allegiance
Alliance
Star type
Class M star Scoopable
Coordinates
-17.03 / 16.88 / 34.63
Permit required
No
︎ G 139-21 - Class M star
Body distance-Solar masses0.2461Solar radius0.4224︎ G 139-21 1 - Metal-rich body Landable
Body distance7 LsEarth masses6.4512Radius9,410 kmGravity2.96 gSurface temperature554 K (281°C/538°F)Surface pressure0.00 atmVolcanismSilicate vapour geysersAtmosphereTerraforming︎ Yttrium: 1.5%︎ Cadmium: 1.9%︎ Mercury: 1.1%︎ Arsenic: 1.8%︎ Chromium: 11.1%︎ Zinc: 6.7%︎ Carbon: 11.4%︎ Iron: 24.8%︎ Nickel: 18.7%︎ Phosphorus: 7.3%︎ Sulphur: 13.6%︎ G 139-21 2 - High metal content world
Body distance94 LsEarth masses1.7476Radius7,169 kmGravity1.38 gSurface temperature216 K (-57°C/-70°F)Surface pressure2.89 atmVolcanismMajor Rocky magmaAtmosphereNitrogenTerraforming︎ G 139-21 3 - Icy body
Body distance127 LsEarth masses3.0810Radius10,633 kmGravity1.11 gSurface temperature1,385 K (1,111°C/2,033°F)Surface pressure847,803.60 atmVolcanismMajor Water geysersAtmosphereHot Thick WaterTerraforming︎ G 139-21 4 - Class I gas giant
Body distance238 LsRing/belt typeIcy (Common)Earth masses26.5355Radius39,947 kmGravity0.68 gSurface temperature96 K (-177°C/-287°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ G 139-21 4 d - Icy body Landable
Body distance237 LsEarth masses0.0010Radius875 kmGravity0.05 gSurface temperature85 K (-188°C/-306°F)Surface pressure0.00 atmVolcanismMinor Carbon dioxide geysersAtmosphereTerraforming︎ Tellurium: 0.9%︎ Mercury: 0.5%︎ Tungsten: 0.7%︎ Chromium: 5.5%︎ Vanadium: 3.0%︎ Zinc: 3.3%︎ Carbon: 22.9%︎ Iron: 12.2%︎ Nickel: 9.2%︎ Phosphorus: 14.7%︎ Sulphur: 27.2%︎ G 139-21 4 b - Icy body Landable
Body distance238 LsEarth masses0.0016Radius1,026 kmGravity0.06 gSurface temperature85 K (-188°C/-306°F)Surface pressure0.00 atmVolcanismMajor Water magmaAtmosphereTerraforming︎ Antimony: 0.8%︎ Cadmium: 1.0%︎ Niobium: 0.8%︎ Arsenic: 1.6%︎ Germanium: 3.6%︎ Manganese: 5.1%︎ Carbon: 23.2%︎ Iron: 12.3%︎ Nickel: 9.3%︎ Phosphorus: 14.8%︎ Sulphur: 27.6%︎ G 139-21 4 a - Icy body Landable
Body distance238 LsEarth masses0.0064Radius1,625 kmGravity0.10 gSurface temperature86 K (-188°C/-306°F)Surface pressure0.00 atmVolcanismMajor Water geysersAtmosphereTerraforming︎ Yttrium: 0.7%︎ Molybdenum: 0.8%︎ Tin: 0.7%︎ Manganese: 5.1%︎ Vanadium: 3.0%︎ Zinc: 3.3%︎ Carbon: 22.9%︎ Iron: 12.2%︎ Nickel: 9.3%︎ Phosphorus: 14.7%︎ Sulphur: 27.3%︎ G 139-21 4 c - Icy body Landable
Body distance239 LsEarth masses0.0018Radius1,071 kmGravity0.06 gSurface temperature85 K (-188°C/-306°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Polonium: 0.3%︎ Niobium: 0.8%︎ Tungsten: 0.7%︎ Chromium: 5.6%︎ Germanium: 3.6%︎ Zirconium: 1.4%︎ Carbon: 23.3%︎ Iron: 12.4%︎ Nickel: 9.3%︎ Phosphorus: 14.9%︎ Sulphur: 27.7%︎ G 139-21 5 - Class I gas giant
Body distance310 LsEarth masses25.4737Radius41,103 kmGravity0.61 gSurface temperature84 K (-189°C/-308°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ G 139-21 5 b - Icy body Landable
Body distance310 LsEarth masses0.0015Radius1,006 kmGravity0.06 gSurface temperature75 K (-198°C/-325°F)Surface pressure0.00 atmVolcanismCarbon dioxide geysersAtmosphereTerraforming︎ Ruthenium: 0.7%︎ Cadmium: 0.9%︎ Tungsten: 0.7%︎ Chromium: 5.3%︎ Germanium: 3.4%︎ Manganese: 4.9%︎ Carbon: 22.3%︎ Iron: 11.9%︎ Nickel: 9.0%︎ Phosphorus: 14.3%︎ Sulphur: 26.6%︎ G 139-21 5 a - Icy body Landable
Body distance310 LsEarth masses0.0026Radius1,217 kmGravity0.07 gSurface temperature75 K (-198°C/-325°F)Surface pressure0.00 atmVolcanismMajor Water geysersAtmosphereTerraforming︎ Selenium: 4.2%︎ Technetium: 0.4%︎ Cadmium: 0.9%︎ Niobium: 0.8%︎ Manganese: 5.0%︎ Vanadium: 3.0%︎ Carbon: 22.8%︎ Iron: 12.1%︎ Nickel: 9.1%︎ Phosphorus: 14.6%︎ Sulphur: 27.1%︎ G 139-21 5 e - Icy body Landable
Body distance311 LsEarth masses0.0013Radius973 kmGravity0.06 gSurface temperature75 K (-198°C/-325°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Antimony: 0.8%︎ Selenium: 4.4%︎ Mercury: 0.5%︎ Molybdenum: 0.8%︎ Arsenic: 1.6%︎ Zinc: 3.4%︎ Carbon: 23.5%︎ Iron: 12.5%︎ Nickel: 9.5%︎ Phosphorus: 15.0%︎ Sulphur: 27.9%︎ G 139-21 5 d - Icy body Landable
Body distance312 LsEarth masses0.0004Radius634 kmGravity0.04 gSurface temperature75 K (-198°C/-325°F)Surface pressure0.00 atmVolcanismMajor Water geysersAtmosphereTerraforming︎ Antimony: 0.7%︎ Cadmium: 0.9%︎ Niobium: 0.8%︎ Chromium: 5.3%︎ Germanium: 3.4%︎ Manganese: 4.9%︎ Carbon: 22.3%︎ Iron: 11.8%︎ Nickel: 8.9%︎ Phosphorus: 14.3%︎ Sulphur: 26.5%︎ G 139-21 5 c - Icy body Landable
Body distance313 LsEarth masses0.0040Radius1,398 kmGravity0.08 gSurface temperature75 K (-198°C/-325°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Ruthenium: 0.7%︎ Selenium: 4.1%︎ Mercury: 0.5%︎ Molybdenum: 0.8%︎ Chromium: 5.3%︎ Manganese: 4.9%︎ Carbon: 22.2%︎ Iron: 11.8%︎ Nickel: 8.9%︎ Phosphorus: 14.2%︎ Sulphur: 26.5%︎ G 139-21 6 - Class I gas giant
Body distance400 LsEarth masses33.8176Radius43,964 kmGravity0.71 gSurface temperature75 K (-198°C/-324°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ G 139-21 6 d - Icy body Landable
Body distance394 LsEarth masses0.0002Radius541 kmGravity0.03 gSurface temperature92 K (-181°C/-294°F)Surface pressure0.05 atmVolcanismAtmosphereThin MethaneTerraforming︎ Selenium: 4.2%︎ Tellurium: 0.9%︎ Molybdenum: 0.8%︎ Tin: 0.7%︎ Manganese: 5.0%︎ Zinc: 3.3%︎ Carbon: 22.6%︎ Iron: 12.0%︎ Nickel: 9.1%︎ Phosphorus: 14.5%︎ Sulphur: 26.9%︎ G 139-21 6 c - Icy body Landable
Body distance395 LsEarth masses0.0002Radius509 kmGravity0.03 gSurface temperature91 K (-182°C/-296°F)Surface pressure0.04 atmVolcanismAtmosphereThin MethaneTerraforming︎ Polonium: 0.3%︎ Selenium: 4.1%︎ Cadmium: 0.9%︎ Molybdenum: 0.8%︎ Chromium: 5.3%︎ Manganese: 4.9%︎ Carbon: 22.3%︎ Iron: 11.8%︎ Nickel: 8.9%︎ Phosphorus: 14.2%︎ Sulphur: 26.5%︎ G 139-21 6 a - Icy body Landable
Body distance400 LsEarth masses0.0002Radius502 kmGravity0.03 gSurface temperature91 K (-182°C/-296°F)Surface pressure0.04 atmVolcanismAtmosphereThin MethaneTerraforming︎ Ruthenium: 0.8%︎ Selenium: 4.3%︎ Molybdenum: 0.8%︎ Niobium: 0.8%︎ Arsenic: 1.6%︎ Chromium: 5.5%︎ Carbon: 22.9%︎ Iron: 12.2%︎ Nickel: 9.2%︎ Phosphorus: 14.7%︎ Sulphur: 27.3%︎ G 139-21 6 b - Icy body Landable
Body distance402 LsEarth masses0.0002Radius523 kmGravity0.03 gSurface temperature91 K (-182°C/-295°F)Surface pressure0.04 atmVolcanismAtmosphereThin MethaneTerraforming︎ Tellurium: 0.9%︎ Cadmium: 0.9%︎ Niobium: 0.8%︎ Chromium: 5.3%︎ Manganese: 4.9%︎ Vanadium: 2.9%︎ Carbon: 22.4%︎ Iron: 11.9%︎ Nickel: 9.0%︎ Phosphorus: 14.3%︎ Sulphur: 26.6%︎ G 139-21 7 - Icy body
Body distance581 LsRing/belt typeIcy (Common)
Metal rich (Common)Earth masses6.6277Radius15,425 kmGravity1.13 gSurface temperature56 K (-217°C/-359°F)Surface pressure0.60 atmVolcanismMajor Water geysersAtmosphereHeliumTerraforming︎ G 139-21 7 b - Icy body Landable
Body distance578 LsEarth masses0.0003Radius567 kmGravity0.03 gSurface temperature54 K (-219°C/-362°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Selenium: 4.4%︎ Tellurium: 0.9%︎ Mercury: 0.5%︎ Tungsten: 0.7%︎ Germanium: 3.6%︎ Zirconium: 1.4%︎ Carbon: 23.5%︎ Iron: 12.5%︎ Nickel: 9.4%︎ Phosphorus: 15.1%︎ Sulphur: 28.0%︎ G 139-21 7 a - Icy body Landable
Body distance583 LsEarth masses0.0002Radius490 kmGravity0.03 gSurface temperature54 K (-219°C/-362°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Tellurium: 0.9%︎ Molybdenum: 0.8%︎ Tin: 0.7%︎ Arsenic: 1.6%︎ Chromium: 5.5%︎ Zinc: 3.3%︎ Carbon: 23.2%︎ Iron: 12.3%︎ Nickel: 9.3%︎ Phosphorus: 14.8%︎ Sulphur: 27.5%