Star system
HR 780
Economy
Industrial / Extraction
Government
Dictatorship
Allegiance
Independent
Star type
Class F star Scoopable
Coordinates
69.47 / -163.13 / -32.75
Permit required
No
︎ HR 780 A - Class F star
Body distance-Solar masses1.7266Solar radius1.3939︎ HR 780 B - Class A star
Body distance7,711 LsSolar masses1.4805Solar radius1.3528︎ HR 780 C - Class K star
Body distance411,933 LsSolar masses0.8477Solar radius0.9102︎ HR 780 C 1 - Class II gas giant
Body distance411,658 LsEarth masses632.3000Radius75,873 kmGravity4.46 gSurface temperature240 K (-33°C/-27°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ HR 780 C 1 a - Rocky body Landable
Body distance410,911 LsEarth masses0.0006Radius588 kmGravity0.07 gSurface temperature167 K (-106°C/-160°F)Surface pressure0.00 atmVolcanismAtmosphereThin AmmoniaTerraforming︎ Tellurium: 1.5%︎ Mercury: 0.9%︎ Tin: 1.2%︎ Germanium: 5.7%︎ Manganese: 8.2%︎ Zirconium: 2.3%︎ Carbon: 16.1%︎ Iron: 19.8%︎ Nickel: 15.0%︎ Phosphorus: 10.3%︎ Sulphur: 19.2%︎ HR 780 C 1 c - Rocky body Landable
Body distance410,913 LsEarth masses0.0003Radius475 kmGravity0.06 gSurface temperature163 K (-110°C/-166°F)Surface pressure0.00 atmVolcanismMajor Silicate vapour geysersAtmosphereTerraforming︎ Antimony: 1.2%︎ Cadmium: 1.5%︎ Niobium: 1.3%︎ Manganese: 7.9%︎ Vanadium: 4.7%︎ Zinc: 5.2%︎ Carbon: 15.8%︎ Iron: 19.1%︎ Nickel: 14.5%︎ Phosphorus: 10.1%︎ Sulphur: 18.7%︎ HR 780 C 1 b - Rocky body Landable
Body distance411,657 LsEarth masses0.0004Radius530 kmGravity0.06 gSurface temperature163 K (-110°C/-166°F)Surface pressure0.00 atmVolcanismMetallic magmaAtmosphereTerraforming︎ Yttrium: 1.1%︎ Mercury: 0.8%︎ Tungsten: 1.1%︎ Chromium: 8.6%︎ Germanium: 5.5%︎ Vanadium: 4.7%︎ Carbon: 15.8%︎ Iron: 19.1%︎ Nickel: 14.5%︎ Phosphorus: 10.1%︎ Sulphur: 18.7%︎ HR 780 C 1 g - Rocky body Landable
Body distance411,657 LsEarth masses0.0009Radius691 kmGravity0.08 gSurface temperature156 K (-117°C/-179°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Ruthenium: 1.2%︎ Selenium: 3.0%︎ Molybdenum: 1.3%︎ Niobium: 1.3%︎ Chromium: 8.7%︎ Zinc: 5.3%︎ Carbon: 16.0%︎ Iron: 19.4%︎ Nickel: 14.7%︎ Phosphorus: 10.2%︎ Sulphur: 19.0%︎ HR 780 C 1 e - Rocky body Landable
Body distance412,461 LsEarth masses0.0007Radius625 kmGravity0.07 gSurface temperature157 K (-116°C/-177°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Tellurium: 1.5%︎ Mercury: 0.9%︎ Tungsten: 1.1%︎ Germanium: 5.7%︎ Vanadium: 4.8%︎ Zinc: 5.4%︎ Carbon: 16.3%︎ Iron: 19.7%︎ Nickel: 14.9%︎ Phosphorus: 10.4%︎ Sulphur: 19.3%︎ HR 780 C 1 d - Rocky body Landable
Body distance412,719 LsEarth masses0.0014Radius778 kmGravity0.09 gSurface temperature162 K (-112°C/-169°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Antimony: 1.2%︎ Selenium: 3.0%︎ Cadmium: 1.5%︎ Tin: 1.2%︎ Chromium: 8.8%︎ Vanadium: 4.8%︎ Carbon: 16.0%︎ Iron: 19.6%︎ Nickel: 14.8%︎ Phosphorus: 10.2%︎ Sulphur: 19.0%︎ HR 780 C 1 f - Rocky body Landable
Body distance412,727 LsEarth masses0.0007Radius613 kmGravity0.07 gSurface temperature157 K (-116°C/-177°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Antimony: 1.2%︎ Selenium: 3.0%︎ Cadmium: 1.5%︎ Molybdenum: 1.3%︎ Chromium: 8.7%︎ Germanium: 5.6%︎ Carbon: 15.9%︎ Iron: 19.3%︎ Nickel: 14.6%︎ Phosphorus: 10.2%︎ Sulphur: 18.9%︎ HR 780 C 2 - Class I gas giant
Body distance411,896 LsRing/belt typeIcy (Low)
Metal rich (Low)Earth masses127.7580Radius59,082 kmGravity1.49 gSurface temperature141 K (-132°C/-206°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ HR 780 C 2 c - Icy body Landable
Body distance411,094 LsEarth masses0.0149Radius2,150 kmGravity0.13 gSurface temperature119 K (-154°C/-246°F)Surface pressure0.00 atmVolcanismMajor Water geysersAtmosphereTerraforming︎ Antimony: 0.7%︎ Selenium: 4.2%︎ Niobium: 0.8%︎ Tin: 0.7%︎ Manganese: 5.0%︎ Zinc: 3.3%︎ Carbon: 22.7%︎ Iron: 12.0%︎ Nickel: 9.1%︎ Phosphorus: 14.5%︎ Sulphur: 27.0%︎ HR 780 C 2 d - Icy body Landable
Body distance413,726 LsEarth masses0.0041Radius1,409 kmGravity0.08 gSurface temperature118 K (-155°C/-248°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Antimony: 0.7%︎ Selenium: 4.2%︎ Mercury: 0.5%︎ Molybdenum: 0.8%︎ Chromium: 5.4%︎ Germanium: 3.5%︎ Carbon: 22.5%︎ Iron: 12.1%︎ Nickel: 9.1%︎ Phosphorus: 14.4%︎ Sulphur: 26.8%︎ HR 780 C 2 b - Icy body Landable
Body distance413,729 LsEarth masses0.0035Radius1,337 kmGravity0.08 gSurface temperature119 K (-154°C/-245°F)Surface pressure0.00 atmVolcanismMajor Water geysersAtmosphereTerraforming︎ Selenium: 4.2%︎ Tellurium: 0.9%︎ Mercury: 0.5%︎ Niobium: 0.8%︎ Chromium: 5.4%︎ Vanadium: 3.0%︎ Carbon: 22.6%︎ Iron: 12.0%︎ Nickel: 9.1%︎ Phosphorus: 14.5%︎ Sulphur: 26.9%︎ HR 780 C 2 a - Icy body Landable
Body distance413,818 LsEarth masses0.0040Radius1,395 kmGravity0.08 gSurface temperature119 K (-154°C/-245°F)Surface pressure0.00 atmVolcanismMajor Water geysersAtmosphereTerraforming︎ Selenium: 4.2%︎ Yttrium: 0.7%︎ Cadmium: 0.9%︎ Tin: 0.7%︎ Chromium: 5.4%︎ Zinc: 3.3%︎ Carbon: 22.5%︎ Iron: 12.0%︎ Nickel: 9.1%︎ Phosphorus: 14.4%︎ Sulphur: 26.8%︎ HR 780 C 2 e - Icy body Landable
Body distance413,950 LsEarth masses0.0046Radius1,457 kmGravity0.09 gSurface temperature117 K (-156°C/-248°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Ruthenium: 0.8%︎ Selenium: 4.2%︎ Cadmium: 0.9%︎ Tin: 0.7%︎ Chromium: 5.5%︎ Vanadium: 3.0%︎ Carbon: 22.5%︎ Iron: 12.2%︎ Nickel: 9.2%︎ Phosphorus: 14.4%︎ Sulphur: 26.7%︎ HR 780 C 3 - Icy body
Body distance412,426 LsRing/belt typeIcy (Low)
Metal rich (Low)Earth masses6.7908Radius15,047 kmGravity1.22 gSurface temperature174 K (-100°C/-147°F)Surface pressure1,082.29 atmVolcanismMajor Water geysersAtmosphereThick Argon-richTerraforming︎ HR 780 C 3 d - Icy body Landable
Body distance411,097 LsEarth masses0.0001Radius466 kmGravity0.03 gSurface temperature116 K (-157°C/-250°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Technetium: 0.4%︎ Molybdenum: 0.8%︎ Tungsten: 0.7%︎ Chromium: 5.4%︎ Manganese: 4.9%︎ Zinc: 3.3%︎ Carbon: 22.5%︎ Iron: 12.0%︎ Nickel: 9.0%︎ Phosphorus: 14.4%︎ Sulphur: 26.7%︎ HR 780 C 3 c - Icy body Landable
Body distance413,693 LsEarth masses0.0002Radius537 kmGravity0.03 gSurface temperature116 K (-157°C/-250°F)Surface pressure0.00 atmVolcanismAtmosphereTerraforming︎ Ruthenium: 0.7%︎ Selenium: 4.2%︎ Tin: 0.7%︎ Tungsten: 0.7%︎ Manganese: 5.0%︎ Zinc: 3.3%︎ Carbon: 22.7%︎ Iron: 12.1%︎ Nickel: 9.1%︎ Phosphorus: 14.5%︎ Sulphur: 27.0%︎ HR 780 C 3 a - Icy body Landable
Body distance413,694 LsEarth masses0.0003Radius566 kmGravity0.03 gSurface temperature116 K (-157°C/-250°F)Surface pressure0.00 atmVolcanismWater geysersAtmosphereTerraforming︎ Antimony: 0.7%︎ Selenium: 4.2%︎ Cadmium: 0.9%︎ Mercury: 0.5%︎ Chromium: 5.4%︎ Germanium: 3.5%︎ Carbon: 22.5%︎ Iron: 12.0%︎ Nickel: 9.1%︎ Phosphorus: 14.4%︎ Sulphur: 26.8%︎ HR 780 C 3 b - Icy body Landable
Body distance413,694 LsEarth masses0.0005Radius689 kmGravity0.04 gSurface temperature116 K (-157°C/-250°F)Surface pressure0.00 atmVolcanismMinor Carbon dioxide geysersAtmosphereTerraforming︎ Antimony: 0.7%︎ Cadmium: 0.9%︎ Mercury: 0.5%︎ Chromium: 5.4%︎ Manganese: 4.9%︎ Vanadium: 2.9%︎ Carbon: 22.5%︎ Iron: 12.0%︎ Nickel: 9.0%︎ Phosphorus: 14.4%︎ Sulphur: 26.7%︎ HR 780 C 4 - Icy body
Body distance415,432 LsRing/belt typeIcy (Low)
Metal rich (Low)Earth masses12.9484Radius16,066 kmGravity2.04 gSurface temperature650 K (377°C/711°F)Surface pressure49,309.45 atmVolcanismWater geysersAtmosphereHot Thick Methane-richTerraforming