Star system
BD+77 84
Economy
Extraction / Refinery
Government
Feudal
Allegiance
Independent
Star type
Class G star Scoopable
Coordinates
-88.13 / 32.81 / -70.41
Permit required
No
Powerplay
Exploited
Powers
︎ BD+77 84 - Class G star
Body distance-Solar masses0.8750Solar radius0.9350︎ BD+77 84 1 - Class II gas giant
Body distance1,204 LsRing/belt typeRocky (Major)Earth masses385.5010Radius73,632 kmGravity2.89 gSurface temperature200 K (-73°C/-99°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ BD+77 84 1 h - Rocky body Landable
Body distance1,196 LsEarth masses0.0029Radius1,000 kmGravity0.12 gSurface temperature157 K (-116°C/-176°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Yttrium: 1.2%︎ Molybdenum: 1.3%︎ Niobium: 1.3%︎ Arsenic: 2.5%︎ Chromium: 8.7%︎ Zinc: 5.3%︎ Carbon: 16.1%︎ Iron: 19.4%︎ Nickel: 14.7%︎ Phosphorus: 10.3%︎ Sulphur: 19.2%︎ BD+77 84 1 d - Rocky body Landable
Body distance1,201 LsEarth masses0.0010Radius710 kmGravity0.08 gSurface temperature162 K (-111°C/-168°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Ruthenium: 1.1%︎ Niobium: 1.3%︎ Tungsten: 1.0%︎ Chromium: 8.3%︎ Germanium: 5.3%︎ Manganese: 7.6%︎ Carbon: 15.3%︎ Iron: 18.4%︎ Nickel: 13.9%︎ Phosphorus: 9.8%︎ Sulphur: 18.2%︎ BD+77 84 1 c - Rocky body Landable
Body distance1,203 LsEarth masses0.0008Radius665 kmGravity0.08 gSurface temperature163 K (-110°C/-167°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Technetium: 0.7%︎ Cadmium: 1.4%︎ Niobium: 1.3%︎ Chromium: 8.3%︎ Manganese: 7.6%︎ Vanadium: 4.5%︎ Carbon: 15.4%︎ Iron: 18.5%︎ Nickel: 14.0%︎ Phosphorus: 9.9%︎ Sulphur: 18.3%︎ BD+77 84 1 b - Rocky body Landable
Body distance1,204 LsEarth masses0.0009Radius682 kmGravity0.08 gSurface temperature164 K (-109°C/-164°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Antimony: 1.2%︎ Molybdenum: 1.3%︎ Niobium: 1.3%︎ Manganese: 8.1%︎ Zinc: 5.3%︎ Zirconium: 2.3%︎ Carbon: 16.3%︎ Iron: 19.6%︎ Nickel: 14.8%︎ Phosphorus: 10.4%︎ Sulphur: 19.4%︎ BD+77 84 1 f - Rocky body Landable
Body distance1,204 LsEarth masses0.0035Radius1,063 kmGravity0.13 gSurface temperature158 K (-115°C/-175°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Antimony: 1.2%︎ Selenium: 2.9%︎ Molybdenum: 1.2%︎ Tin: 1.1%︎ Chromium: 8.5%︎ Manganese: 7.8%︎ Carbon: 15.7%︎ Iron: 18.8%︎ Nickel: 14.2%︎ Phosphorus: 10.0%︎ Sulphur: 18.6%︎ BD+77 84 1 g - Rocky body Landable
Body distance1,204 LsEarth masses0.0030Radius1,010 kmGravity0.12 gSurface temperature158 K (-115°C/-175°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Yttrium: 1.2%︎ Cadmium: 1.5%︎ Tin: 1.2%︎ Arsenic: 2.5%︎ Manganese: 8.1%︎ Zinc: 5.3%︎ Carbon: 16.2%︎ Iron: 19.5%︎ Nickel: 14.8%︎ Phosphorus: 10.4%︎ Sulphur: 19.3%︎ BD+77 84 1 a - Rocky body Landable
Body distance1,205 LsEarth masses0.0010Radius701 kmGravity0.08 gSurface temperature166 K (-107°C/-160°F)Surface pressure0.00 atmVolcanismMinor Silicate vapour geysersAtmosphereTerraforming︎ Antimony: 1.2%︎ Cadmium: 1.5%︎ Mercury: 0.9%︎ Manganese: 8.1%︎ Vanadium: 4.8%︎ Zirconium: 2.3%︎ Carbon: 16.4%︎ Iron: 19.7%︎ Nickel: 14.9%︎ Phosphorus: 10.5%︎ Sulphur: 19.5%︎ BD+77 84 1 e - Rocky body Landable
Body distance1,207 LsEarth masses0.0037Radius1,088 kmGravity0.13 gSurface temperature160 K (-113°C/-172°F)Surface pressure0.00 atmVolcanismAtmosphereThin AmmoniaTerraforming︎ Polonium: 0.5%︎ Molybdenum: 1.3%︎ Tungsten: 1.1%︎ Arsenic: 2.5%︎ Chromium: 8.8%︎ Zinc: 5.3%︎ Carbon: 16.3%︎ Iron: 19.6%︎ Nickel: 14.8%︎ Phosphorus: 10.4%︎ Sulphur: 19.4%︎ BD+77 84 2 - Gas giant with water-based life
Body distance1,551 LsRing/belt typeMetal rich (Major)Earth masses419.7480Radius73,394 kmGravity3.17 gSurface temperature188 K (-85°C/-122°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ BD+77 84 2 c - Icy body Landable
Body distance1,542 LsEarth masses0.0019Radius1,103 kmGravity0.07 gSurface temperature123 K (-150°C/-238°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Polonium: 0.3%︎ Selenium: 4.2%︎ Molybdenum: 0.8%︎ Tin: 0.7%︎ Chromium: 5.2%︎ Manganese: 4.8%︎ Carbon: 22.5%︎ Iron: 11.6%︎ Nickel: 8.8%︎ Phosphorus: 14.4%︎ Sulphur: 26.7%︎ BD+77 84 2 a - Icy body Landable
Body distance1,552 LsEarth masses0.0024Radius1,190 kmGravity0.07 gSurface temperature126 K (-147°C/-233°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Ruthenium: 0.7%︎ Mercury: 0.5%︎ Tin: 0.7%︎ Chromium: 5.4%︎ Manganese: 4.9%︎ Zirconium: 1.4%︎ Carbon: 23.1%︎ Iron: 12.0%︎ Nickel: 9.0%︎ Phosphorus: 14.8%︎ Sulphur: 27.5%︎ BD+77 84 2 b - Icy body Landable
Body distance1,555 LsEarth masses0.0028Radius1,244 kmGravity0.07 gSurface temperature124 K (-149°C/-236°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Tellurium: 0.9%︎ Cadmium: 0.9%︎ Tin: 0.7%︎ Chromium: 5.2%︎ Manganese: 4.8%︎ Zinc: 3.2%︎ Carbon: 22.5%︎ Iron: 11.7%︎ Nickel: 8.8%︎ Phosphorus: 14.4%︎ Sulphur: 26.8%︎ BD+77 84 2 d - Icy body Landable
Body distance1,561 LsEarth masses0.0041Radius1,405 kmGravity0.08 gSurface temperature123 K (-150°C/-239°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Selenium: 4.2%︎ Yttrium: 0.7%︎ Mercury: 0.5%︎ Tungsten: 0.6%︎ Chromium: 5.3%︎ Germanium: 3.4%︎ Carbon: 22.8%︎ Iron: 11.8%︎ Nickel: 8.9%︎ Phosphorus: 14.6%︎ Sulphur: 27.1%︎ BD+77 84 2 e - Icy body Landable
Body distance1,561 LsEarth masses0.0034Radius1,331 kmGravity0.08 gSurface temperature123 K (-150°C/-239°F)Surface pressure0.00 atmVolcanismWater magmaAtmosphereTerraforming︎ Selenium: 4.3%︎ Technetium: 0.4%︎ Tin: 0.7%︎ Tungsten: 0.6%︎ Chromium: 5.3%︎ Zinc: 3.2%︎ Carbon: 22.9%︎ Iron: 11.8%︎ Nickel: 8.9%︎ Phosphorus: 14.6%︎ Sulphur: 27.2%︎ BD+77 84 3 - Gas giant with ammonia-based life
Body distance2,235 LsEarth masses173.9010Radius61,618 kmGravity1.86 gSurface temperature129 K (-144°C/-228°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ BD+77 84 3 b - Icy body Landable
Body distance2,234 LsEarth masses0.0014Radius988 kmGravity0.06 gSurface temperature103 K (-170°C/-274°F)Surface pressure0.00 atmVolcanismMajor Water magmaAtmosphereTerraforming︎ Tellurium: 0.9%︎ Cadmium: 0.9%︎ Niobium: 0.8%︎ Chromium: 5.3%︎ Germanium: 3.4%︎ Manganese: 4.9%︎ Carbon: 22.2%︎ Iron: 11.9%︎ Nickel: 9.0%︎ Phosphorus: 14.2%︎ Sulphur: 26.4%︎ BD+77 84 3 d - Icy body Landable
Body distance2,235 LsEarth masses0.0038Radius1,378 kmGravity0.08 gSurface temperature102 K (-171°C/-276°F)Surface pressure0.00 atmVolcanismMinor Nitrogen magmaAtmosphereTerraforming︎ Ruthenium: 0.7%︎ Cadmium: 0.9%︎ Tin: 0.7%︎ Arsenic: 1.6%︎ Chromium: 5.4%︎ Manganese: 5.0%︎ Carbon: 22.8%︎ Iron: 12.0%︎ Nickel: 9.1%︎ Phosphorus: 14.6%︎ Sulphur: 27.1%︎ BD+77 84 3 a - Icy body Landable
Body distance2,235 LsEarth masses0.0025Radius1,192 kmGravity0.07 gSurface temperature105 K (-169°C/-272°F)Surface pressure0.00 atmVolcanismMajor Water geysersAtmosphereTerraforming︎ Ruthenium: 0.7%︎ Molybdenum: 0.8%︎ Niobium: 0.8%︎ Chromium: 5.3%︎ Manganese: 4.9%︎ Vanadium: 2.9%︎ Carbon: 22.5%︎ Iron: 11.9%︎ Nickel: 9.0%︎ Phosphorus: 14.4%︎ Sulphur: 26.8%︎ BD+77 84 3 c - Icy body Landable
Body distance2,237 LsEarth masses0.0012Radius939 kmGravity0.06 gSurface temperature103 K (-171°C/-275°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Technetium: 0.4%︎ Cadmium: 1.0%︎ Niobium: 0.8%︎ Arsenic: 1.6%︎ Chromium: 5.5%︎ Zinc: 3.3%︎ Carbon: 23.3%︎ Iron: 12.2%︎ Nickel: 9.3%︎ Phosphorus: 14.9%︎ Sulphur: 27.7%︎ BD+77 84 4 - Icy body
Body distance2,236 LsRing/belt typeIcy (Major)Earth masses8.8510Radius14,547 kmGravity1.70 gSurface temperature630 K (356°C/674°F)Surface pressure34,461.98 atmVolcanismWater geysersAtmosphereHot Thick Methane-richTerraforming︎ BD+77 84 5 - Icy body
Body distance8,938 LsEarth masses5.0583Radius11,837 kmGravity1.47 gSurface temperature52 K (-221°C/-365°F)Surface pressure0.89 atmVolcanismMajor Water geysersAtmosphereHeliumTerraforming