Star system
HIP 82820
Economy
Agriculture / Industrial
Government
Cooperative
Allegiance
Independent
Star type
Class K star Scoopable
Coordinates
72.25 / -31.59 / 104.38
Permit required
No
︎ HIP 82820 A - Class K star
Body distance-Solar masses0.6523Solar radius0.7727︎ HIP 82820 A 1 - High metal content world Landable
Body distance35 LsEarth masses0.2365Radius3,903 kmGravity0.63 gSurface temperature421 K (148°C/299°F)Surface pressure0.01 atmVolcanismAtmosphereThin Sulphur dioxideTerraforming︎ Technetium: 0.9%︎ Mercury: 1.0%︎ Molybdenum: 1.6%︎ Arsenic: 2.2%︎ Manganese: 9.9%︎ Zirconium: 2.8%︎ Carbon: 14.1%︎ Iron: 23.9%︎ Nickel: 18.1%︎ Phosphorus: 9.0%︎ Sulphur: 16.7%︎ HIP 82820 A 3 - High metal content world
Body distance65 LsEarth masses0.2232Radius3,834 kmGravity0.62 gSurface temperature425 K (152°C/305°F)Surface pressure0.31 atmVolcanismAtmosphereCarbon dioxideTerraformingTerraformable︎ HIP 82820 A 2 - Earth-like world
Body distance65 LsEarth masses0.2642Radius4,042 kmGravity0.66 gSurface temperature321 K (47°C/117°F)Surface pressure0.27 atmVolcanismAtmosphereSuitable for water-based lifeTerraformingTerraformed︎ HIP 82820 A 4 - Water world
Body distance110 LsEarth masses0.5341Radius5,564 kmGravity0.70 gSurface temperature265 K (-8°C/18°F)Surface pressure236.24 atmVolcanismAtmosphereThick Argon-richTerraformingTerraformable︎ HIP 82820 A 5 - Icy body
Body distance200 LsEarth masses2.7458Radius10,077 kmGravity1.10 gSurface temperature217 K (-56°C/-69°F)Surface pressure918.31 atmVolcanismMajor Water geysersAtmosphereThick Argon-richTerraforming︎ HIP 82820 A 6 - Icy body
Body distance534 LsEarth masses6.4345Radius13,204 kmGravity1.50 gSurface temperature546 K (273°C/523°F)Surface pressure26,685.02 atmVolcanismMajor Water geysersAtmosphereHot Thick Methane-richTerraforming︎ HIP 82820 A 7 - Class I gas giant
Body distance2,860 LsEarth masses14.0360Radius33,754 kmGravity0.50 gSurface temperature46 K (-228°C/-378°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ HIP 82820 A 7 e - Icy body Landable
Body distance2,853 LsEarth masses0.0006Radius747 kmGravity0.04 gSurface temperature41 K (-233°C/-387°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Selenium: 4.2%︎ Yttrium: 0.7%︎ Cadmium: 1.0%︎ Molybdenum: 0.8%︎ Arsenic: 1.6%︎ Chromium: 5.5%︎ Carbon: 22.8%︎ Iron: 12.3%︎ Nickel: 9.3%︎ Phosphorus: 14.6%︎ Sulphur: 27.1%︎ HIP 82820 A 7 d - Icy body Landable
Body distance2,855 LsEarth masses0.0007Radius765 kmGravity0.04 gSurface temperature41 K (-233°C/-387°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Tellurium: 0.9%︎ Niobium: 0.8%︎ Tin: 0.7%︎ Manganese: 5.1%︎ Vanadium: 3.0%︎ Zinc: 3.3%︎ Carbon: 22.8%︎ Iron: 12.3%︎ Nickel: 9.3%︎ Phosphorus: 14.6%︎ Sulphur: 27.1%︎ HIP 82820 A 7 b - Icy body Landable
Body distance2,857 LsEarth masses0.0012Radius930 kmGravity0.06 gSurface temperature41 K (-233°C/-387°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Tellurium: 0.9%︎ Molybdenum: 0.8%︎ Tin: 0.7%︎ Chromium: 5.5%︎ Manganese: 5.0%︎ Vanadium: 3.0%︎ Carbon: 22.2%︎ Iron: 12.1%︎ Nickel: 9.2%︎ Phosphorus: 14.2%︎ Sulphur: 26.4%︎ HIP 82820 A 7 c - Icy body Landable
Body distance2,859 LsEarth masses0.0004Radius659 kmGravity0.04 gSurface temperature41 K (-233°C/-387°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Ruthenium: 0.7%︎ Selenium: 4.1%︎ Cadmium: 0.9%︎ Niobium: 0.8%︎ Chromium: 5.4%︎ Manganese: 4.9%︎ Carbon: 22.0%︎ Iron: 11.9%︎ Nickel: 9.0%︎ Phosphorus: 14.1%︎ Sulphur: 26.2%︎ HIP 82820 A 7 a - Icy body Landable
Body distance2,860 LsEarth masses0.0008Radius813 kmGravity0.05 gSurface temperature41 K (-233°C/-387°F)Surface pressure0.00 atmVolcanismMinor Methane magmaAtmosphereTerraforming︎ Yttrium: 0.7%︎ Cadmium: 1.0%︎ Molybdenum: 0.8%︎ Arsenic: 1.6%︎ Manganese: 5.2%︎ Zinc: 3.4%︎ Carbon: 23.1%︎ Iron: 12.5%︎ Nickel: 9.4%︎ Phosphorus: 14.8%︎ Sulphur: 27.5%︎ HIP 82820 A 8 - Icy body
Body distance4,171 LsRing/belt typeIcy (Pristine)Earth masses2.5883Radius10,279 kmGravity1.00 gSurface temperature35 K (-238°C/-397°F)Surface pressure0.51 atmVolcanismMajor Water geysersAtmosphereHeliumTerraforming︎ HIP 82820 B - Class L star (brown dwarf)
Body distance107,935 LsSolar masses0.1680Solar radius0.3563︎ HIP 82820 C - Class T star (brown dwarf)
Body distance108,353 LsSolar masses0.0547Solar radius0.1630︎ HIP 82820 BC 1 - Class I gas giant
Body distance108,368 LsEarth masses16.5851Radius21,463 kmGravity1.46 gSurface temperature91 K (-182°C/-295°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ HIP 82820 D - Class T star (brown dwarf)
Body distance110,958 LsSolar masses0.0703Solar radius0.1796