Star system

HR 8666︎

Economy
Terraforming / Agriculture
Government
Corporate
Allegiance
Independent
Star type
Class F star Scoopable
Coordinates
-177.69 / -41.06 / -34.84
Permit required
No
Powerplay
Unoccupied
Powers

  • ︎ HR 8666 - Class F star

    Body distance
    -

    Solar masses
    2.0508
    Solar radius
    1.5684

    • ︎ HR 8666 4 - High metal content world

      Body distance
      1,472 Ls

      Earth masses
      1.0495
      Radius
      6,172 km
      Gravity
      1.12 g
      Surface temperature
      804 K (530°C/987°F)
      Surface pressure
      163.47 atm
      Volcanism
      Atmosphere
      Hot Thick Carbon dioxide
      Terraforming
      Terraforming

    • ︎ HR 8666 7 b - Rocky body Landable

      Body distance
      2,676 Ls

      Earth masses
      0.0024
      Radius
      938 km
      Gravity
      0.11 g
      Surface temperature
      277 K (4°C/40°F)
      Surface pressure
      0.00 atm
      Volcanism
      Atmosphere
      Terraforming

      ︎ Ruthenium: 1.2%︎ Mercury: 0.9%︎ Tin: 1.2%︎ Arsenic: 2.5%︎ Chromium: 8.9%︎ Vanadium: 4.8%︎ Carbon: 16.2%︎ Iron: 19.7%︎ Nickel: 14.9%︎ Phosphorus: 10.4%︎ Sulphur: 19.3%
  • ︎ HR 8666 1 a - Rocky body Landable

    Body distance
    1,068 Ls

    Earth masses
    0.0042
    Radius
    1,127 km
    Gravity
    0.13 g
    Surface temperature
    308 K (35°C/95°F)
    Surface pressure
    0.00 atm
    Volcanism
    Metallic magma
    Atmosphere
    Terraforming

    ︎ Tellurium: 1.5%︎ Cadmium: 1.6%︎ Molybdenum: 1.3%︎ Arsenic: 2.6%︎ Manganese: 8.3%︎ Zirconium: 2.3%︎ Carbon: 16.6%︎ Iron: 20.2%︎ Nickel: 15.2%︎ Phosphorus: 10.6%︎ Sulphur: 19.7%
  • ︎ HR 8666 1 b - Rocky body Landable

    Body distance
    1,069 Ls

    Earth masses
    0.0059
    Radius
    1,261 km
    Gravity
    0.15 g
    Surface temperature
    308 K (35°C/95°F)
    Surface pressure
    0.00 atm
    Volcanism
    Atmosphere
    Terraforming

    ︎ Ruthenium: 1.3%︎ Selenium: 3.2%︎ Cadmium: 1.6%︎ Tin: 1.2%︎ Zinc: 5.6%︎ Zirconium: 2.4%︎ Carbon: 17.1%︎ Iron: 20.7%︎ Nickel: 15.7%︎ Phosphorus: 10.9%︎ Sulphur: 20.3%
  • ︎ HR 8666 1 - Class Y star (brown dwarf)

    Body distance
    1,070 Ls

    Solar masses
    0.0117
    Solar radius
    0.0625

  • ︎ HR 8666 1 c - Rocky body Landable

    Body distance
    1,073 Ls

    Earth masses
    0.0097
    Radius
    1,490 km
    Gravity
    0.18 g
    Surface temperature
    308 K (35°C/95°F)
    Surface pressure
    0.00 atm
    Volcanism
    Atmosphere
    Terraforming

    ︎ Antimony: 1.1%︎ Mercury: 0.8%︎ Niobium: 1.3%︎ Chromium: 8.3%︎ Manganese: 7.7%︎ Zinc: 5.0%︎ Carbon: 15.3%︎ Iron: 18.5%︎ Nickel: 14.0%︎ Phosphorus: 9.8%︎ Sulphur: 18.1%
  • ︎ HR 8666 1 d - Rocky body Landable

    Body distance
    1,075 Ls

    Earth masses
    0.0142
    Radius
    1,686 km
    Gravity
    0.20 g
    Surface temperature
    308 K (35°C/95°F)
    Surface pressure
    0.00 atm
    Volcanism
    Atmosphere
    Terraforming

    ︎ Tellurium: 1.4%︎ Cadmium: 1.5%︎ Molybdenum: 1.2%︎ Chromium: 8.5%︎ Germanium: 5.4%︎ Zinc: 5.1%︎ Carbon: 15.5%︎ Iron: 18.8%︎ Nickel: 14.2%︎ Phosphorus: 9.9%︎ Sulphur: 18.4%
  • ︎ HR 8666 2 - Class III gas giant

    Body distance
    1,087 Ls
    Ring/belt type
    Rocky (Pristine)

    Earth masses
    11.9428
    Radius
    20,808 km
    Gravity
    1.12 g
    Surface temperature
    303 K (30°C/87°F)
    Surface pressure
    0.00 atm
    Volcanism
    Atmosphere
    Terraforming

  • ︎ HR 8666 3 - Class III gas giant

    Body distance
    1,483 Ls
    Ring/belt type
    Rocky (Pristine)

    Earth masses
    25.7306
    Radius
    32,307 km
    Gravity
    1.00 g
    Surface temperature
    259 K (-14°C/6°F)
    Surface pressure
    0.00 atm
    Volcanism
    Atmosphere
    Terraforming

    • ︎ HR 8666 3 a - Rocky body

      Body distance
      1,483 Ls

      Earth masses
      0.0003
      Radius
      455 km
      Gravity
      0.05 g
      Surface temperature
      743 K (469°C/877°F)
      Surface pressure
      9.28 atm
      Volcanism
      Minor Rocky magma
      Atmosphere
      Hot Thick Water
      Terraforming

    • ︎ HR 8666 3 b - Rocky body

      Body distance
      1,484 Ls

      Earth masses
      0.0004
      Radius
      518 km
      Gravity
      0.06 g
      Surface temperature
      445 K (172°C/341°F)
      Surface pressure
      0.12 atm
      Volcanism
      Atmosphere
      Water
      Terraforming

  • ︎ HR 8666 6 - Gas giant with water-based life

    Body distance
    1,906 Ls
    Ring/belt type
    Metal rich (Pristine)
    Rocky (Pristine)

    Earth masses
    40.9085
    Radius
    41,938 km
    Gravity
    0.95 g
    Surface temperature
    230 K (-43°C/-46°F)
    Surface pressure
    0.00 atm
    Volcanism
    Atmosphere
    Terraforming

    • ︎ HR 8666 6 a - Rocky body Landable

      Body distance
      1,905 Ls

      Earth masses
      0.0011
      Radius
      719 km
      Gravity
      0.08 g
      Surface temperature
      232 K (-41°C/-42°F)
      Surface pressure
      0.00 atm
      Volcanism
      Metallic magma
      Atmosphere
      Terraforming

      ︎ Technetium: 0.7%︎ Cadmium: 1.4%︎ Niobium: 1.3%︎ Chromium: 8.4%︎ Manganese: 7.7%︎ Vanadium: 4.6%︎ Carbon: 15.3%︎ Iron: 18.7%︎ Nickel: 14.1%︎ Phosphorus: 9.8%︎ Sulphur: 18.1%
  • ︎ HR 8666 5 - Gas giant with water-based life

    Body distance
    1,915 Ls
    Ring/belt type
    Metal rich (Pristine)
    Rocky (Pristine)

    Earth masses
    57.0339
    Radius
    46,550 km
    Gravity
    1.07 g
    Surface temperature
    231 K (-42°C/-44°F)
    Surface pressure
    0.00 atm
    Volcanism
    Atmosphere
    Terraforming

    • ︎ HR 8666 5 b - Rocky body

      Body distance
      1,915 Ls

      Earth masses
      0.0002
      Radius
      441 km
      Gravity
      0.05 g
      Surface temperature
      232 K (-41°C/-41°F)
      Surface pressure
      0.00 atm
      Volcanism
      Major Rocky magma
      Atmosphere
      Sulphur dioxide
      Terraforming

    • ︎ HR 8666 5 a - Rocky body Landable

      Body distance
      1,915 Ls

      Earth masses
      0.0004
      Radius
      499 km
      Gravity
      0.06 g
      Surface temperature
      233 K (-40°C/-41°F)
      Surface pressure
      0.00 atm
      Volcanism
      Minor Metallic magma
      Atmosphere
      Terraforming

      ︎ Antimony: 1.2%︎ Cadmium: 1.5%︎ Molybdenum: 1.3%︎ Arsenic: 2.5%︎ Manganese: 8.1%︎ Zinc: 5.3%︎ Carbon: 16.1%︎ Iron: 19.6%︎ Nickel: 14.8%︎ Phosphorus: 10.3%︎ Sulphur: 19.2%
  • ︎ HR 8666 8 - Class IV gas giant

    Body distance
    2,629 Ls
    Ring/belt type
    Metal rich (Pristine)

    Earth masses
    3,186.4900
    Radius
    67,074 km
    Gravity
    28.79 g
    Surface temperature
    925 K (651°C/1,205°F)
    Surface pressure
    0.00 atm
    Volcanism
    Atmosphere
    Terraforming

    • ︎ HR 8666 8 b - Rocky body

      Body distance
      2,626 Ls

      Earth masses
      0.0053
      Radius
      1,224 km
      Gravity
      0.14 g
      Surface temperature
      334 K (61°C/141°F)
      Surface pressure
      0.00 atm
      Volcanism
      Major Rocky magma
      Atmosphere
      Sulphur dioxide
      Terraforming

    • ︎ HR 8666 8 a - Rocky body Landable

      Body distance
      2,630 Ls

      Earth masses
      0.0036
      Radius
      1,077 km
      Gravity
      0.13 g
      Surface temperature
      356 K (83°C/181°F)
      Surface pressure
      0.00 atm
      Volcanism
      Metallic magma
      Atmosphere
      Terraforming

      ︎ Tellurium: 1.4%︎ Niobium: 1.3%︎ Tungsten: 1.0%︎ Chromium: 8.3%︎ Germanium: 5.3%︎ Manganese: 7.6%︎ Carbon: 15.2%︎ Iron: 18.4%︎ Nickel: 13.9%︎ Phosphorus: 9.7%︎ Sulphur: 18.0%
    • ︎ HR 8666 8 c - Rocky body Landable

      Body distance
      2,634 Ls

      Earth masses
      0.0088
      Radius
      1,444 km
      Gravity
      0.17 g
      Surface temperature
      301 K (28°C/82°F)
      Surface pressure
      0.00 atm
      Volcanism
      Atmosphere
      Terraforming

      ︎ Yttrium: 1.1%︎ Molybdenum: 1.2%︎ Tungsten: 1.0%︎ Germanium: 5.5%︎ Manganese: 7.9%︎ Zinc: 5.2%︎ Carbon: 15.7%︎ Iron: 19.1%︎ Nickel: 14.4%︎ Phosphorus: 10.1%︎ Sulphur: 18.7%
    • ︎ HR 8666 8 d - Rocky body Landable

      Body distance
      2,636 Ls

      Earth masses
      0.0087
      Radius
      1,436 km
      Gravity
      0.17 g
      Surface temperature
      288 K (15°C/58°F)
      Surface pressure
      0.00 atm
      Volcanism
      Atmosphere
      Terraforming

      ︎ Yttrium: 1.1%︎ Mercury: 0.8%︎ Molybdenum: 1.2%︎ Chromium: 8.3%︎ Manganese: 7.7%︎ Zinc: 5.0%︎ Carbon: 15.3%︎ Iron: 18.6%︎ Nickel: 14.0%︎ Phosphorus: 9.8%︎ Sulphur: 18.2%
  • ︎ HR 8666 7 a - Rocky body Landable

    Body distance
    2,685 Ls

    Earth masses
    0.0031
    Radius
    1,024 km
    Gravity
    0.12 g
    Surface temperature
    289 K (16°C/60°F)
    Surface pressure
    0.00 atm
    Volcanism
    Minor Metallic magma
    Atmosphere
    Terraforming

    ︎ Tellurium: 1.4%︎ Molybdenum: 1.2%︎ Niobium: 1.3%︎ Germanium: 5.5%︎ Manganese: 7.8%︎ Zinc: 5.2%︎ Carbon: 15.6%︎ Iron: 19.0%︎ Nickel: 14.4%︎ Phosphorus: 10.0%︎ Sulphur: 18.6%
  • ︎ HR 8666 7 - Class Y star (brown dwarf)

    Body distance
    2,688 Ls

    Solar masses
    0.0195
    Solar radius
    0.0879

  • ︎ HR 8666 7 c - Rocky body

    Body distance
    2,694 Ls

    Earth masses
    0.0083
    Radius
    1,416 km
    Gravity
    0.17 g
    Surface temperature
    561 K (287°C/549°F)
    Surface pressure
    0.98 atm
    Volcanism
    Atmosphere
    Hot Water
    Terraforming

  • ︎ HR 8666 9 - Class IV gas giant

    Body distance
    6,676 Ls

    Earth masses
    3,268.4600
    Radius
    62,708 km
    Gravity
    33.78 g
    Surface temperature
    866 K (593°C/1,100°F)
    Surface pressure
    0.00 atm
    Volcanism
    Atmosphere
    Terraforming

    • ︎ HR 8666 9 f - Rocky body

      Body distance
      6,604 Ls

      Earth masses
      0.0184
      Radius
      1,835 km
      Gravity
      0.22 g
      Surface temperature
      189 K (-84°C/-119°F)
      Surface pressure
      0.09 atm
      Volcanism
      Atmosphere
      Thin Carbon dioxide
      Terraforming

      ︎ Selenium: 3.1%︎ Yttrium: 1.2%︎ Molybdenum: 1.3%︎ Niobium: 1.4%︎ Germanium: 5.8%︎ Zinc: 5.5%︎ Carbon: 16.4%︎ Iron: 20.1%︎ Nickel: 15.2%︎ Phosphorus: 10.5%︎ Sulphur: 19.5%
    • ︎ HR 8666 9 f a - Rocky body Landable

      Body distance
      6,628 Ls

      Earth masses
      0.0014
      Radius
      805 km
      Gravity
      0.09 g
      Surface temperature
      167 K (-106°C/-159°F)
      Surface pressure
      0.02 atm
      Volcanism
      Atmosphere
      Thin Carbon dioxide
      Terraforming

      ︎ Antimony: 1.2%︎ Mercury: 0.8%︎ Tungsten: 0.9%︎ Chromium: 7.7%︎ Germanium: 5.7%︎ Manganese: 7.1%︎ Carbon: 16.3%︎ Iron: 17.2%︎ Nickel: 13.0%︎ Phosphorus: 10.5%︎ Sulphur: 19.4%
    • ︎ HR 8666 9 c - Rocky body Landable

      Body distance
      6,648 Ls

      Earth masses
      0.0036
      Radius
      1,077 km
      Gravity
      0.13 g
      Surface temperature
      154 K (-119°C/-182°F)
      Surface pressure
      0.00 atm
      Volcanism
      Atmosphere
      Thin Ammonia
      Terraforming

      ︎ Yttrium: 1.1%︎ Niobium: 1.3%︎ Tin: 1.1%︎ Chromium: 8.5%︎ Germanium: 5.5%︎ Zinc: 5.1%︎ Carbon: 15.6%︎ Iron: 18.9%︎ Nickel: 14.3%︎ Phosphorus: 10.0%︎ Sulphur: 18.5%
    • ︎ HR 8666 9 e - Rocky body Landable

      Body distance
      6,652 Ls

      Earth masses
      0.0074
      Radius
      1,360 km
      Gravity
      0.16 g
      Surface temperature
      184 K (-89°C/-128°F)
      Surface pressure
      0.05 atm
      Volcanism
      Atmosphere
      Thin Carbon dioxide
      Terraforming

      ︎ Ruthenium: 1.2%︎ Cadmium: 1.5%︎ Molybdenum: 1.2%︎ Chromium: 8.5%︎ Germanium: 5.4%︎ Zinc: 5.1%︎ Carbon: 15.5%︎ Iron: 18.9%︎ Nickel: 14.3%︎ Phosphorus: 9.9%︎ Sulphur: 18.5%
    • ︎ HR 8666 9 b - Rocky body Landable

      Body distance
      6,666 Ls

      Earth masses
      0.0096
      Radius
      1,483 km
      Gravity
      0.18 g
      Surface temperature
      160 K (-113°C/-172°F)
      Surface pressure
      0.00 atm
      Volcanism
      Atmosphere
      Thin Ammonia
      Terraforming

      ︎ Technetium: 0.7%︎ Mercury: 0.8%︎ Tungsten: 1.1%︎ Chromium: 8.6%︎ Germanium: 5.5%︎ Vanadium: 4.7%︎ Carbon: 15.8%︎ Iron: 19.2%︎ Nickel: 14.5%︎ Phosphorus: 10.1%︎ Sulphur: 18.8%
    • ︎ HR 8666 9 d - Rocky body Landable

      Body distance
      6,682 Ls

      Earth masses
      0.0039
      Radius
      1,102 km
      Gravity
      0.13 g
      Surface temperature
      182 K (-91°C/-131°F)
      Surface pressure
      0.03 atm
      Volcanism
      Atmosphere
      Thin Carbon dioxide
      Terraforming

      ︎ Ruthenium: 1.2%︎ Mercury: 0.9%︎ Molybdenum: 1.3%︎ Manganese: 8.2%︎ Vanadium: 4.9%︎ Zirconium: 2.3%︎ Carbon: 16.4%︎ Iron: 19.9%︎ Nickel: 15.0%︎ Phosphorus: 10.5%︎ Sulphur: 19.5%
    • ︎ HR 8666 9 a - Rocky body Landable

      Body distance
      6,705 Ls

      Earth masses
      0.0065
      Radius
      1,303 km
      Gravity
      0.15 g
      Surface temperature
      165 K (-108°C/-162°F)
      Surface pressure
      0.00 atm
      Volcanism
      Atmosphere
      Thin Ammonia
      Terraforming

      ︎ Antimony: 1.2%︎ Cadmium: 1.5%︎ Niobium: 1.3%︎ Chromium: 8.8%︎ Zinc: 5.3%︎ Zirconium: 2.3%︎ Carbon: 16.0%︎ Iron: 19.5%︎ Nickel: 14.7%︎ Phosphorus: 10.3%︎ Sulphur: 19.1%