Star system
LTT 4789
Economy
Extraction / High Tech
Government
Corporate
Allegiance
Independent
Star type
Class G star Scoopable
Coordinates
77.44 / 79.69 / 42.66
Permit required
No
︎ LTT 4789 - Class G star
Body distance-Solar masses0.9258Solar radius0.9332︎ LTT 4789 2 - Class I gas giant
Body distance1,585 LsRing/belt typeIcy (Low)
Rocky (Low)Earth masses6.9852Radius20,795 kmGravity0.66 gSurface temperature128 K (-146°C/-230°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ LTT 4789 2 a - Rocky ice world Landable
Body distance1,585 LsEarth masses0.0006Radius662 kmGravity0.05 gSurface temperature115 K (-158°C/-253°F)Surface pressure0.00 atmVolcanismWater geysersAtmosphereTerraforming︎ Selenium: 3.7%︎ Tellurium: 1.2%︎ Niobium: 1.1%︎ Tin: 1.0%︎ Chromium: 7.2%︎ Zirconium: 1.8%︎ Carbon: 19.8%︎ Iron: 15.9%︎ Nickel: 12.0%︎ Phosphorus: 12.7%︎ Sulphur: 23.6%︎ LTT 4789 3 - Class I gas giant
Body distance1,598 LsRing/belt typeIcy (Low)Earth masses4.5843Radius17,232 kmGravity0.63 gSurface temperature127 K (-146°C/-231°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ LTT 4789 1 e - Rocky body Landable
Body distance1,650 LsEarth masses0.0137Radius1,668 kmGravity0.20 gSurface temperature191 K (-82°C/-116°F)Surface pressure0.07 atmVolcanismAtmosphereThin Carbon dioxideTerraforming︎ Ruthenium: 1.2%︎ Selenium: 3.1%︎ Cadmium: 1.5%︎ Molybdenum: 1.3%︎ Arsenic: 2.6%︎ Chromium: 8.9%︎ Carbon: 16.4%︎ Iron: 19.9%︎ Nickel: 15.0%︎ Phosphorus: 10.5%︎ Sulphur: 19.5%︎ LTT 4789 1 d - Rocky body Landable
Body distance1,654 LsEarth masses0.0170Radius1,788 kmGravity0.22 gSurface temperature150 K (-123°C/-189°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Technetium: 0.7%︎ Cadmium: 1.5%︎ Niobium: 1.3%︎ Chromium: 8.5%︎ Germanium: 5.5%︎ Zinc: 5.1%︎ Carbon: 15.6%︎ Iron: 18.9%︎ Nickel: 14.3%︎ Phosphorus: 10.0%︎ Sulphur: 18.6%︎ LTT 4789 1 c - Rocky body Landable
Body distance1,656 LsEarth masses0.0061Radius1,277 kmGravity0.15 gSurface temperature155 K (-118°C/-180°F)Surface pressure0.00 atmVolcanismAtmosphereThin AmmoniaTerraforming︎ Selenium: 3.2%︎ Yttrium: 1.2%︎ Tin: 1.2%︎ Tungsten: 1.1%︎ Arsenic: 2.7%︎ Zinc: 5.6%︎ Carbon: 17.1%︎ Iron: 20.7%︎ Nickel: 15.7%︎ Phosphorus: 11.0%︎ Sulphur: 20.4%︎ LTT 4789 1 g - Rocky body Landable
Body distance1,656 LsEarth masses0.0145Radius1,699 kmGravity0.20 gSurface temperature182 K (-91°C/-132°F)Surface pressure0.08 atmVolcanismAtmosphereThin Carbon dioxideTerraforming︎ Yttrium: 1.1%︎ Cadmium: 1.4%︎ Tungsten: 1.0%︎ Chromium: 8.3%︎ Manganese: 7.7%︎ Vanadium: 4.6%︎ Carbon: 15.3%︎ Iron: 18.5%︎ Nickel: 14.0%︎ Phosphorus: 9.8%︎ Sulphur: 18.2%︎ LTT 4789 1 f - Rocky body Landable
Body distance1,659 LsEarth masses0.0135Radius1,657 kmGravity0.20 gSurface temperature185 K (-88°C/-126°F)Surface pressure0.07 atmVolcanismAtmosphereThin Carbon dioxideTerraforming︎ Technetium: 0.7%︎ Niobium: 1.3%︎ Tungsten: 1.1%︎ Chromium: 8.6%︎ Manganese: 7.9%︎ Zirconium: 2.2%︎ Carbon: 15.8%︎ Iron: 19.1%︎ Nickel: 14.5%︎ Phosphorus: 10.1%︎ Sulphur: 18.8%︎ LTT 4789 1 a - Rocky body Landable
Body distance1,660 LsEarth masses0.0042Radius1,130 kmGravity0.13 gSurface temperature175 K (-98°C/-144°F)Surface pressure0.00 atmVolcanismMinor Metallic magmaAtmosphereTerraforming︎ Tellurium: 1.5%︎ Cadmium: 1.5%︎ Mercury: 0.9%︎ Germanium: 5.6%︎ Manganese: 8.1%︎ Zirconium: 2.3%︎ Carbon: 16.2%︎ Iron: 19.6%︎ Nickel: 14.8%︎ Phosphorus: 10.4%︎ Sulphur: 19.2%︎ LTT 4789 1 b - Rocky body Landable
Body distance1,664 LsEarth masses0.0056Radius1,245 kmGravity0.15 gSurface temperature161 K (-113°C/-171°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Technetium: 0.7%︎ Cadmium: 1.5%︎ Tungsten: 1.1%︎ Manganese: 8.2%︎ Vanadium: 4.9%︎ Zirconium: 2.3%︎ Carbon: 16.4%︎ Iron: 19.9%︎ Nickel: 15.0%︎ Phosphorus: 10.5%︎ Sulphur: 19.5%︎ LTT 4789 4 - Class III gas giant
Body distance2,450 LsRing/belt typeMetal rich (Low)
Rocky (Low)Earth masses2,460.5200Radius71,149 kmGravity19.75 gSurface temperature619 K (346°C/654°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ LTT 4789 4 a - Rocky body
Body distance2,445 LsEarth masses0.0215Radius1,931 kmGravity0.23 gSurface temperature189 K (-84°C/-119°F)Surface pressure0.10 atmVolcanismAtmosphereCarbon dioxideTerraforming︎ LTT 4789 4 c - Rocky body Landable
Body distance2,458 LsEarth masses0.0180Radius1,822 kmGravity0.22 gSurface temperature130 K (-143°C/-226°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Selenium: 3.0%︎ Tellurium: 1.4%︎ Molybdenum: 1.3%︎ Niobium: 1.3%︎ Chromium: 8.7%︎ Zinc: 5.3%︎ Carbon: 15.9%︎ Iron: 19.4%︎ Nickel: 14.7%︎ Phosphorus: 10.2%︎ Sulphur: 18.9%︎ LTT 4789 4 b - Rocky body Landable
Body distance2,459 LsEarth masses0.0083Radius1,413 kmGravity0.17 gSurface temperature171 K (-102°C/-151°F)Surface pressure0.05 atmVolcanismAtmosphereThin Carbon dioxideTerraforming︎ Polonium: 0.5%︎ Niobium: 1.3%︎ Tungsten: 1.0%︎ Chromium: 8.4%︎ Manganese: 7.7%︎ Zinc: 5.1%︎ Carbon: 15.4%︎ Iron: 18.6%︎ Nickel: 14.1%︎ Phosphorus: 9.8%︎ Sulphur: 18.3%︎ LTT 4789 4 c a - Rocky body Landable
Body distance2,464 LsEarth masses0.0011Radius727 kmGravity0.08 gSurface temperature130 K (-143°C/-226°F)Surface pressure0.00 atmVolcanismMinor Metallic magmaAtmosphereTerraforming︎ Tellurium: 1.5%︎ Niobium: 1.2%︎ Tin: 0.9%︎ Chromium: 7.8%︎ Manganese: 7.1%︎ Zinc: 4.7%︎ Carbon: 16.4%︎ Iron: 17.3%︎ Nickel: 13.1%︎ Phosphorus: 10.5%︎ Sulphur: 19.5%︎ LTT 4789 5 - Icy body
Body distance2,543 LsEarth masses13.8640Radius16,079 kmGravity2.18 gSurface temperature1,435 K (1,162°C/2,124°F)Surface pressure3,568,369.11 atmVolcanismWater geysersAtmosphereHot Thick WaterTerraforming︎ LTT 4789 7 - Icy body
Body distance3,012 LsEarth masses16.8818Radius16,848 kmGravity2.42 gSurface temperature531 K (258°C/496°F)Surface pressure69,905.95 atmVolcanismWater geysersAtmosphereHot Thick Methane-richTerraforming︎ LTT 4789 6 - Icy body
Body distance3,062 LsEarth masses50.4348Radius21,132 kmGravity4.59 gSurface temperature623 K (350°C/662°F)Surface pressure250,495.93 atmVolcanismWater geysersAtmosphereHot Thick Methane-richTerraforming︎ LTT 4789 8 - Icy body
Body distance4,456 LsEarth masses26.8794Radius18,696 kmGravity3.13 gSurface temperature69 K (-204°C/-335°F)Surface pressure5.14 atmVolcanismWater geysersAtmosphereThick HeliumTerraforming︎ LTT 4789 1 - Class Y star (brown dwarf)
Body distance1,661 LsSolar masses0.0117Solar radius0.0613