Star system

HIP 31821︎

Economy
Terraforming / Refinery
Government
Confederacy
Allegiance
Federation
Star type
Class K star (orange giant) Scoopable
Coordinates
135.25 / -40.31 / -91.22
Permit required
No
Powerplay
Unoccupied
Powers

  • ︎ HIP 31821 A - Class K star (orange giant)

    Body distance
    -

    Solar masses
    0.7930
    Solar radius
    0.9411

    • ︎ HIP 31821 A 1 - Metal-rich body Landable

      Body distance
      25 Ls

      Earth masses
      0.1890
      Radius
      2,924 km
      Gravity
      0.90 g
      Surface temperature
      1,159 K (886°C/1,627°F)
      Surface pressure
      0.00 atm
      Volcanism
      Atmosphere
      Terraforming

      ︎ Technetium: 1.3%︎ Cadmium: 2.9%︎ Mercury: 1.6%︎ Manganese: 15.2%︎ Zinc: 10.0%︎ Zirconium: 4.3%︎ Iron: 36.8%︎ Nickel: 27.9%
    • ︎ HIP 31821 A 2 - High metal content world Landable

      Body distance
      46 Ls

      Earth masses
      0.3978
      Radius
      4,585 km
      Gravity
      0.77 g
      Surface temperature
      881 K (608°C/1,126°F)
      Surface pressure
      0.00 atm
      Volcanism
      Atmosphere
      Terraforming

      ︎ Polonium: 0.6%︎ Selenium: 2.5%︎ Tin: 1.5%︎ Tungsten: 1.3%︎ Chromium: 10.3%︎ Germanium: 4.8%︎ Carbon: 13.6%︎ Iron: 23.0%︎ Nickel: 17.4%︎ Phosphorus: 8.7%︎ Sulphur: 16.2%
      • ︎ HIP 31821 A 2 a - Rocky body Landable

        Body distance
        46 Ls

        Earth masses
        0.0196
        Radius
        1,849 km
        Gravity
        0.23 g
        Surface temperature
        881 K (608°C/1,126°F)
        Surface pressure
        0.00 atm
        Volcanism
        Major Silicate vapour geysers
        Atmosphere
        Terraforming

        ︎ Yttrium: 1.1%︎ Niobium: 1.3%︎ Tin: 1.2%︎ Chromium: 8.6%︎ Manganese: 7.9%︎ Zinc: 5.2%︎ Carbon: 14.5%︎ Iron: 19.2%︎ Nickel: 14.5%︎ Phosphorus: 9.3%︎ Sulphur: 17.2%
    • ︎ HIP 31821 A 3 - High metal content world Landable

      Body distance
      64 Ls

      Earth masses
      0.2053
      Radius
      3,740 km
      Gravity
      0.60 g
      Surface temperature
      762 K (489°C/912°F)
      Surface pressure
      0.00 atm
      Volcanism
      Atmosphere
      Terraforming

      ︎ Selenium: 2.6%︎ Yttrium: 1.4%︎ Molybdenum: 1.5%︎ Tin: 1.5%︎ Arsenic: 2.2%︎ Manganese: 9.7%︎ Carbon: 14.0%︎ Iron: 23.5%︎ Nickel: 17.8%︎ Phosphorus: 9.0%︎ Sulphur: 16.7%
  • ︎ HIP 31821 B - Class M star

    Body distance
    626 Ls

    Solar masses
    0.3398
    Solar radius
    0.5567

  • ︎ HIP 31821 AB 2 - Gas giant with water-based life

    Body distance
    1,677 Ls
    Ring/belt type
    Rocky (Pristine)

    Earth masses
    498.2420
    Radius
    75,687 km
    Gravity
    3.54 g
    Surface temperature
    219 K (-54°C/-66°F)
    Surface pressure
    0.00 atm
    Volcanism
    Atmosphere
    Terraforming

    • ︎ HIP 31821 AB 2 a - Rocky body Landable

      Body distance
      1,677 Ls

      Earth masses
      0.0007
      Radius
      639 km
      Gravity
      0.07 g
      Surface temperature
      174 K (-100°C/-147°F)
      Surface pressure
      0.00 atm
      Volcanism
      Metallic magma
      Atmosphere
      Terraforming

      ︎ Tellurium: 1.6%︎ Niobium: 1.4%︎ Tin: 1.2%︎ Arsenic: 2.7%︎ Zinc: 5.7%︎ Zirconium: 2.4%︎ Carbon: 17.1%︎ Iron: 20.8%︎ Nickel: 15.7%︎ Phosphorus: 11.0%︎ Sulphur: 20.4%
    • ︎ HIP 31821 AB 2 b - Rocky body Landable

      Body distance
      1,678 Ls

      Earth masses
      0.0005
      Radius
      555 km
      Gravity
      0.06 g
      Surface temperature
      170 K (-103°C/-154°F)
      Surface pressure
      0.00 atm
      Volcanism
      Atmosphere
      Terraforming

      ︎ Ruthenium: 1.2%︎ Cadmium: 1.6%︎ Molybdenum: 1.3%︎ Arsenic: 2.6%︎ Germanium: 5.8%︎ Zinc: 5.5%︎ Carbon: 16.5%︎ Iron: 20.1%︎ Nickel: 15.2%︎ Phosphorus: 10.6%︎ Sulphur: 19.7%
  • ︎ HIP 31821 AB 1 - Class III gas giant

    Body distance
    1,701 Ls
    Ring/belt type
    Metal rich (Pristine)
    Rocky (Pristine)

    Earth masses
    1,419.0900
    Radius
    76,061 km
    Gravity
    9.97 g
    Surface temperature
    401 K (128°C/262°F)
    Surface pressure
    0.00 atm
    Volcanism
    Atmosphere
    Terraforming

    • ︎ HIP 31821 AB 1 b - Rocky body Landable

      Body distance
      1,702 Ls

      Earth masses
      0.0081
      Radius
      1,405 km
      Gravity
      0.17 g
      Surface temperature
      193 K (-80°C/-112°F)
      Surface pressure
      0.00 atm
      Volcanism
      Atmosphere
      Terraforming

      ︎ Antimony: 1.2%︎ Molybdenum: 1.3%︎ Niobium: 1.3%︎ Germanium: 5.7%︎ Vanadium: 4.8%︎ Zinc: 5.3%︎ Carbon: 16.2%︎ Iron: 19.7%︎ Nickel: 14.9%︎ Phosphorus: 10.4%︎ Sulphur: 19.2%
    • ︎ HIP 31821 AB 1 a - Rocky body Landable

      Body distance
      1,703 Ls

      Earth masses
      0.0179
      Radius
      1,817 km
      Gravity
      0.22 g
      Surface temperature
      206 K (-67°C/-88°F)
      Surface pressure
      0.00 atm
      Volcanism
      Minor Metallic magma
      Atmosphere
      Terraforming

      ︎ Antimony: 1.2%︎ Cadmium: 1.5%︎ Tin: 1.1%︎ Arsenic: 2.4%︎ Chromium: 8.5%︎ Manganese: 7.8%︎ Carbon: 15.6%︎ Iron: 19.0%︎ Nickel: 14.4%︎ Phosphorus: 10.0%︎ Sulphur: 18.5%
  • ︎ HIP 31821 AB 4 - Icy body

    Body distance
    2,443 Ls

    Earth masses
    7.5835
    Radius
    13,924 km
    Gravity
    1.59 g
    Surface temperature
    166 K (-107°C/-161°F)
    Surface pressure
    927.76 atm
    Volcanism
    Water geysers
    Atmosphere
    Thick Argon-rich
    Terraforming

  • ︎ HIP 31821 AB 3 - Gas giant with water-based life

    Body distance
    2,480 Ls

    Earth masses
    758.3440
    Radius
    76,582 km
    Gravity
    5.26 g
    Surface temperature
    239 K (-35°C/-30°F)
    Surface pressure
    0.00 atm
    Volcanism
    Atmosphere
    Terraforming

    • ︎ HIP 31821 AB 3 c - Rocky body Landable

      Body distance
      2,477 Ls

      Earth masses
      0.0145
      Radius
      1,698 km
      Gravity
      0.20 g
      Surface temperature
      181 K (-92°C/-134°F)
      Surface pressure
      0.08 atm
      Volcanism
      Atmosphere
      Thin Carbon dioxide
      Terraforming

      ︎ Tellurium: 1.5%︎ Cadmium: 1.5%︎ Molybdenum: 1.3%︎ Chromium: 8.8%︎ Zinc: 5.3%︎ Zirconium: 2.3%︎ Carbon: 16.0%︎ Iron: 19.5%︎ Nickel: 14.7%︎ Phosphorus: 10.2%︎ Sulphur: 19.0%
    • ︎ HIP 31821 AB 3 b - Rocky body Landable

      Body distance
      2,478 Ls

      Earth masses
      0.0075
      Radius
      1,370 km
      Gravity
      0.16 g
      Surface temperature
      179 K (-94°C/-138°F)
      Surface pressure
      0.05 atm
      Volcanism
      Atmosphere
      Thin Carbon dioxide
      Terraforming

      ︎ Selenium: 2.9%︎ Technetium: 0.7%︎ Niobium: 1.3%︎ Tungsten: 1.0%︎ Chromium: 8.6%︎ Manganese: 7.9%︎ Carbon: 15.6%︎ Iron: 19.0%︎ Nickel: 14.4%︎ Phosphorus: 10.0%︎ Sulphur: 18.6%
    • ︎ HIP 31821 AB 3 a - Rocky body Landable

      Body distance
      2,482 Ls

      Earth masses
      0.0106
      Radius
      1,531 km
      Gravity
      0.18 g
      Surface temperature
      151 K (-122°C/-188°F)
      Surface pressure
      0.00 atm
      Volcanism
      Atmosphere
      Terraforming

      ︎ Antimony: 1.2%︎ Cadmium: 1.5%︎ Tin: 1.2%︎ Arsenic: 2.5%︎ Manganese: 8.1%︎ Vanadium: 4.8%︎ Carbon: 16.2%︎ Iron: 19.7%︎ Nickel: 14.9%︎ Phosphorus: 10.4%︎ Sulphur: 19.3%
    • ︎ HIP 31821 AB 3 d - Rocky body Landable

      Body distance
      2,487 Ls

      Earth masses
      0.0067
      Radius
      1,316 km
      Gravity
      0.16 g
      Surface temperature
      170 K (-103°C/-153°F)
      Surface pressure
      0.05 atm
      Volcanism
      Atmosphere
      Thin Carbon dioxide
      Terraforming

      ︎ Antimony: 1.1%︎ Tin: 1.1%︎ Tungsten: 1.0%︎ Chromium: 8.3%︎ Germanium: 5.3%︎ Manganese: 7.6%︎ Carbon: 15.2%︎ Iron: 18.5%︎ Nickel: 14.0%︎ Phosphorus: 9.7%︎ Sulphur: 18.1%
  • ︎ HIP 31821 AB 5 - Class III gas giant

    Body distance
    3,138 Ls
    Ring/belt type
    Rocky (Pristine)

    Earth masses
    1,386.1200
    Radius
    75,241 km
    Gravity
    9.95 g
    Surface temperature
    360 K (87°C/188°F)
    Surface pressure
    0.00 atm
    Volcanism
    Atmosphere
    Terraforming

    • ︎ HIP 31821 AB 5 e - Icy body Landable

      Body distance
      3,121 Ls

      Earth masses
      0.0408
      Radius
      2,973 km
      Gravity
      0.19 g
      Surface temperature
      111 K (-162°C/-259°F)
      Surface pressure
      0.00 atm
      Volcanism
      Atmosphere
      Terraforming

      ︎ Antimony: 0.8%︎ Selenium: 4.2%︎ Niobium: 0.8%︎ Tungsten: 0.7%︎ Manganese: 5.1%︎ Vanadium: 3.0%︎ Carbon: 22.5%︎ Iron: 12.4%︎ Nickel: 9.3%︎ Phosphorus: 14.4%︎ Sulphur: 26.8%
    • ︎ HIP 31821 AB 5 b - Rocky body Landable

      Body distance
      3,139 Ls

      Earth masses
      0.0067
      Radius
      1,319 km
      Gravity
      0.16 g
      Surface temperature
      175 K (-98°C/-144°F)
      Surface pressure
      0.05 atm
      Volcanism
      Atmosphere
      Thin Carbon dioxide
      Terraforming

      ︎ Polonium: 0.5%︎ Selenium: 3.0%︎ Mercury: 0.9%︎ Tungsten: 1.1%︎ Germanium: 5.7%︎ Manganese: 8.2%︎ Carbon: 16.2%︎ Iron: 19.8%︎ Nickel: 14.9%︎ Phosphorus: 10.4%︎ Sulphur: 19.3%
    • ︎ HIP 31821 AB 5 a - Rocky body

      Body distance
      3,142 Ls

      Earth masses
      0.0057
      Radius
      1,248 km
      Gravity
      0.15 g
      Surface temperature
      222 K (-51°C/-60°F)
      Surface pressure
      0.38 atm
      Volcanism
      Atmosphere
      Carbon dioxide
      Terraforming

    • ︎ HIP 31821 AB 5 c - Rocky body Landable

      Body distance
      3,144 Ls

      Earth masses
      0.0239
      Radius
      1,999 km
      Gravity
      0.24 g
      Surface temperature
      131 K (-142°C/-224°F)
      Surface pressure
      0.00 atm
      Volcanism
      Atmosphere
      Terraforming

      ︎ Polonium: 0.5%︎ Niobium: 1.3%︎ Tin: 1.1%︎ Chromium: 8.6%︎ Germanium: 5.5%︎ Vanadium: 4.7%︎ Carbon: 15.8%︎ Iron: 19.2%︎ Nickel: 14.5%︎ Phosphorus: 10.1%︎ Sulphur: 18.7%
    • ︎ HIP 31821 AB 5 d - Icy body Landable

      Body distance
      3,150 Ls

      Earth masses
      0.0505
      Radius
      3,184 km
      Gravity
      0.20 g
      Surface temperature
      114 K (-160°C/-255°F)
      Surface pressure
      0.00 atm
      Volcanism
      Atmosphere
      Terraforming

      ︎ Ruthenium: 0.8%︎ Niobium: 0.9%︎ Tin: 0.8%︎ Arsenic: 1.6%︎ Manganese: 5.2%︎ Zinc: 3.4%︎ Carbon: 23.0%︎ Iron: 12.6%︎ Nickel: 9.6%︎ Phosphorus: 14.7%︎ Sulphur: 27.4%
    • ︎ HIP 31821 AB 5 f - Icy body Landable

      Body distance
      3,169 Ls

      Earth masses
      0.0350
      Radius
      2,827 km
      Gravity
      0.18 g
      Surface temperature
      109 K (-165°C/-264°F)
      Surface pressure
      0.00 atm
      Volcanism
      Atmosphere
      Terraforming

      ︎ Tellurium: 0.9%︎ Cadmium: 0.9%︎ Molybdenum: 0.8%︎ Chromium: 5.5%︎ Manganese: 5.0%︎ Vanadium: 3.0%︎ Carbon: 22.1%︎ Iron: 12.1%︎ Nickel: 9.2%︎ Phosphorus: 14.2%︎ Sulphur: 26.3%
  • ︎ HIP 31821 AB 6 - Class I gas giant

    Body distance
    4,315 Ls

    Earth masses
    271.7280
    Radius
    61,780 km
    Gravity
    2.89 g
    Surface temperature
    123 K (-151°C/-239°F)
    Surface pressure
    0.00 atm
    Volcanism
    Atmosphere
    Terraforming

    • ︎ HIP 31821 AB 6 e - Icy body Landable

      Body distance
      4,303 Ls

      Earth masses
      0.0044
      Radius
      1,440 km
      Gravity
      0.09 g
      Surface temperature
      83 K (-190°C/-311°F)
      Surface pressure
      0.00 atm
      Volcanism
      Atmosphere
      Terraforming

      ︎ Antimony: 0.7%︎ Selenium: 4.2%︎ Cadmium: 0.9%︎ Tungsten: 0.7%︎ Chromium: 5.4%︎ Vanadium: 3.0%︎ Carbon: 22.6%︎ Iron: 12.0%︎ Nickel: 9.1%︎ Phosphorus: 14.5%︎ Sulphur: 26.9%
    • ︎ HIP 31821 AB 6 a - Icy body Landable

      Body distance
      4,312 Ls

      Earth masses
      0.0008
      Radius
      834 km
      Gravity
      0.05 g
      Surface temperature
      84 K (-189°C/-308°F)
      Surface pressure
      0.00 atm
      Volcanism
      Atmosphere
      Terraforming

      ︎ Antimony: 0.7%︎ Niobium: 0.8%︎ Tungsten: 0.7%︎ Chromium: 5.4%︎ Manganese: 4.9%︎ Zinc: 3.2%︎ Carbon: 22.4%︎ Iron: 11.9%︎ Nickel: 9.0%︎ Phosphorus: 14.3%︎ Sulphur: 26.6%
    • ︎ HIP 31821 AB 6 b - Icy body Landable

      Body distance
      4,316 Ls

      Earth masses
      0.0017
      Radius
      1,046 km
      Gravity
      0.06 g
      Surface temperature
      84 K (-189°C/-309°F)
      Surface pressure
      0.00 atm
      Volcanism
      Atmosphere
      Terraforming

      ︎ Antimony: 0.7%︎ Tin: 0.7%︎ Tungsten: 0.7%︎ Chromium: 5.5%︎ Manganese: 5.1%︎ Zirconium: 1.4%︎ Carbon: 22.8%︎ Iron: 12.2%︎ Nickel: 9.3%︎ Phosphorus: 14.6%︎ Sulphur: 27.1%
    • ︎ HIP 31821 AB 6 d - Icy body Landable

      Body distance
      4,316 Ls

      Earth masses
      0.0010
      Radius
      896 km
      Gravity
      0.05 g
      Surface temperature
      83 K (-190°C/-310°F)
      Surface pressure
      0.00 atm
      Volcanism
      Atmosphere
      Terraforming

      ︎ Antimony: 0.8%︎ Selenium: 4.4%︎ Cadmium: 1.0%︎ Molybdenum: 0.8%︎ Vanadium: 3.1%︎ Zirconium: 1.5%︎ Carbon: 23.5%︎ Iron: 12.5%︎ Nickel: 9.5%︎ Phosphorus: 15.1%︎ Sulphur: 28.0%
    • ︎ HIP 31821 AB 6 c - Icy body Landable

      Body distance
      4,323 Ls

      Earth masses
      0.0015
      Radius
      1,013 km
      Gravity
      0.06 g
      Surface temperature
      83 K (-190°C/-310°F)
      Surface pressure
      0.00 atm
      Volcanism
      Atmosphere
      Terraforming

      ︎ Yttrium: 0.7%︎ Cadmium: 0.9%︎ Mercury: 0.5%︎ Chromium: 5.4%︎ Manganese: 5.0%︎ Zinc: 3.3%︎ Carbon: 22.3%︎ Iron: 12.0%︎ Nickel: 9.1%︎ Phosphorus: 14.3%︎ Sulphur: 26.5%
  • ︎ HIP 31821 AB 7 - Icy body

    Body distance
    5,799 Ls
    Ring/belt type
    Icy (Pristine)

    Earth masses
    41.8806
    Radius
    20,445 km
    Gravity
    4.07 g
    Surface temperature
    559 K (286°C/546°F)
    Surface pressure
    198,163.34 atm
    Volcanism
    Water geysers
    Atmosphere
    Hot Thick Methane-rich
    Terraforming

  • ︎ HIP 31821 C - Class K star

    Body distance
    103,371 Ls

    Solar masses
    0.6367
    Solar radius
    0.7767

    • ︎ HIP 31821 C 6 - Icy body

      Body distance
      99,836 Ls

      Earth masses
      1.0446
      Radius
      7,838 km
      Gravity
      0.69 g
      Surface temperature
      134 K (-139°C/-218°F)
      Surface pressure
      1,842.52 atm
      Volcanism
      Water geysers
      Atmosphere
      Thick Nitrogen
      Terraforming

    • ︎ HIP 31821 C 4 - High metal content world

      Body distance
      102,666 Ls

      Earth masses
      0.4596
      Radius
      4,806 km
      Gravity
      0.81 g
      Surface temperature
      170 K (-103°C/-154°F)
      Surface pressure
      0.77 atm
      Volcanism
      Atmosphere
      Nitrogen
      Terraforming

    • ︎ HIP 31821 C 3 - High metal content world Landable

      Body distance
      103,060 Ls

      Earth masses
      0.0841
      Radius
      2,818 km
      Gravity
      0.43 g
      Surface temperature
      214 K (-59°C/-74°F)
      Surface pressure
      0.00 atm
      Volcanism
      Atmosphere
      Thin Sulphur dioxide
      Terraforming
      Terraformable

      ︎ Antimony: 1.0%︎ Niobium: 1.5%︎ Tin: 1.5%︎ Arsenic: 2.1%︎ Chromium: 10.1%︎ Zinc: 6.1%︎ Carbon: 13.5%︎ Iron: 22.5%︎ Nickel: 17.0%︎ Phosphorus: 8.6%︎ Sulphur: 16.0%
    • ︎ HIP 31821 C 2 - High metal content world

      Body distance
      103,123 Ls

      Earth masses
      0.1324
      Radius
      3,245 km
      Gravity
      0.51 g
      Surface temperature
      250 K (-23°C/-9°F)
      Surface pressure
      0.87 atm
      Volcanism
      Atmosphere
      Nitrogen
      Terraforming
      Terraforming

    • ︎ HIP 31821 C 1 - High metal content world Landable

      Body distance
      103,482 Ls

      Earth masses
      0.0517
      Radius
      2,410 km
      Gravity
      0.36 g
      Surface temperature
      233 K (-40°C/-40°F)
      Surface pressure
      0.00 atm
      Volcanism
      Atmosphere
      Terraforming

      ︎ Ruthenium: 1.4%︎ Cadmium: 1.7%︎ Tin: 1.4%︎ Chromium: 9.9%︎ Germanium: 4.6%︎ Vanadium: 5.4%︎ Carbon: 13.1%︎ Iron: 22.0%︎ Nickel: 16.6%︎ Phosphorus: 8.4%︎ Sulphur: 15.6%
    • ︎ HIP 31821 C 5 - Icy body

      Body distance
      103,721 Ls

      Earth masses
      0.8543
      Radius
      7,423 km
      Gravity
      0.63 g
      Surface temperature
      78 K (-195°C/-319°F)
      Surface pressure
      1.08 atm
      Volcanism
      Carbon dioxide geysers
      Atmosphere
      Argon-rich
      Terraforming