Star system

Ch'eng︎

Economy
Agriculture / Tourism
Government
Cooperative
Allegiance
Independent
Star type
Class F star Scoopable
Coordinates
95.44 / -161.47 / 74.72
Permit required
No
Powerplay
Fortified
Powers
Aisling Duval (Controlling)

  • ︎ Ch'eng - Class F star

    Body distance
    -

    Solar masses
    1.2031
    Solar radius
    1.0750

    • ︎ Ch'eng 1 - High metal content world

      Body distance
      377 Ls

      Earth masses
      1.8600
      Radius
      7,302 km
      Gravity
      1.42 g
      Surface temperature
      1,089 K (816°C/1,501°F)
      Surface pressure
      283.99 atm
      Volcanism
      Minor Metallic magma
      Atmosphere
      Hot Thick Carbon dioxide
      Terraforming

    • ︎ Ch'eng 2 - Earth-like world

      Body distance
      529 Ls

      Earth masses
      2.9946
      Radius
      8,359 km
      Gravity
      1.74 g
      Surface temperature
      342 K (69°C/156°F)
      Surface pressure
      1.26 atm
      Volcanism
      Major Silicate vapour geysers
      Atmosphere
      Suitable for water-based life
      Terraforming
      Terraformed

    • ︎ Ch'eng 3 - High metal content world

      Body distance
      636 Ls

      Earth masses
      4.0846
      Radius
      9,106 km
      Gravity
      2.00 g
      Surface temperature
      1,320 K (1,047°C/1,916°F)
      Surface pressure
      1,275.89 atm
      Volcanism
      Major Silicate vapour geysers
      Atmosphere
      Hot Thick Water
      Terraforming

    • ︎ Ch'eng 4 - Water world

      Body distance
      914 Ls

      Earth masses
      2.4809
      Radius
      7,928 km
      Gravity
      1.60 g
      Surface temperature
      357 K (84°C/183°F)
      Surface pressure
      15.99 atm
      Volcanism
      Metallic magma
      Atmosphere
      Thick Ammonia
      Terraforming
      Terraformable

    • ︎ Ch'eng 5 - Class I gas giant

      Body distance
      2,549 Ls

      Earth masses
      177.7280
      Radius
      66,717 km
      Gravity
      1.62 g
      Surface temperature
      144 K (-129°C/-200°F)
      Surface pressure
      0.00 atm
      Volcanism
      Atmosphere
      Terraforming

      • ︎ Ch'eng 5 a - Rocky body Landable

        Body distance
        2,547 Ls

        Earth masses
        0.0005
        Radius
        542 km
        Gravity
        0.06 g
        Surface temperature
        132 K (-142°C/-223°F)
        Surface pressure
        0.00 atm
        Volcanism
        Atmosphere
        Terraforming

        ︎ Antimony: 1.2%︎ Mercury: 0.8%︎ Tin: 1.1%︎ Chromium: 8.6%︎ Manganese: 7.9%︎ Zirconium: 2.2%︎ Carbon: 15.7%︎ Iron: 19.1%︎ Nickel: 14.5%︎ Phosphorus: 10.1%︎ Sulphur: 18.7%
      • ︎ Ch'eng 5 d - Rocky body Landable

        Body distance
        2,547 Ls

        Earth masses
        0.0006
        Radius
        606 km
        Gravity
        0.07 g
        Surface temperature
        130 K (-143°C/-225°F)
        Surface pressure
        0.00 atm
        Volcanism
        Atmosphere
        Terraforming

        ︎ Yttrium: 1.2%︎ Mercury: 0.9%︎ Tin: 1.2%︎ Chromium: 8.8%︎ Germanium: 5.7%︎ Zirconium: 2.3%︎ Carbon: 16.1%︎ Iron: 19.6%︎ Nickel: 14.9%︎ Phosphorus: 10.3%︎ Sulphur: 19.1%
      • ︎ Ch'eng 5 b - Rocky body Landable

        Body distance
        2,549 Ls

        Earth masses
        0.0005
        Radius
        550 km
        Gravity
        0.06 g
        Surface temperature
        131 K (-142°C/-224°F)
        Surface pressure
        0.00 atm
        Volcanism
        Minor Metallic magma
        Atmosphere
        Terraforming

        ︎ Ruthenium: 1.1%︎ Cadmium: 1.4%︎ Tin: 1.1%︎ Chromium: 8.3%︎ Manganese: 7.6%︎ Zinc: 5.0%︎ Carbon: 15.2%︎ Iron: 18.5%︎ Nickel: 14.0%︎ Phosphorus: 9.7%︎ Sulphur: 18.1%
      • ︎ Ch'eng 5 c - Rocky body Landable

        Body distance
        2,549 Ls

        Earth masses
        0.0003
        Radius
        491 km
        Gravity
        0.06 g
        Surface temperature
        131 K (-142°C/-224°F)
        Surface pressure
        0.00 atm
        Volcanism
        Metallic magma
        Atmosphere
        Terraforming

        ︎ Yttrium: 1.2%︎ Cadmium: 1.5%︎ Mercury: 0.9%︎ Chromium: 8.9%︎ Vanadium: 4.8%︎ Zirconium: 2.3%︎ Carbon: 16.2%︎ Iron: 19.7%︎ Nickel: 14.9%︎ Phosphorus: 10.4%︎ Sulphur: 19.3%
      • ︎ Ch'eng 5 e - Rocky body Landable

        Body distance
        2,560 Ls

        Earth masses
        0.0016
        Radius
        818 km
        Gravity
        0.10 g
        Surface temperature
        129 K (-144°C/-227°F)
        Surface pressure
        0.00 atm
        Volcanism
        Atmosphere
        Terraforming

        ︎ Yttrium: 1.1%︎ Niobium: 1.3%︎ Tin: 1.2%︎ Manganese: 7.9%︎ Vanadium: 4.7%︎ Zinc: 5.2%︎ Carbon: 15.8%︎ Iron: 19.2%︎ Nickel: 14.5%︎ Phosphorus: 10.1%︎ Sulphur: 18.8%
    • ︎ Ch'eng 6 - Gas giant with ammonia-based life

      Body distance
      3,716 Ls

      Earth masses
      25.5488
      Radius
      32,641 km
      Gravity
      0.97 g
      Surface temperature
      106 K (-167°C/-269°F)
      Surface pressure
      0.00 atm
      Volcanism
      Atmosphere
      Terraforming

      • ︎ Ch'eng 6 b - Icy body Landable

        Body distance
        3,713 Ls

        Earth masses
        0.0007
        Radius
        802 km
        Gravity
        0.05 g
        Surface temperature
        94 K (-179°C/-290°F)
        Surface pressure
        0.00 atm
        Volcanism
        Major Water geysers
        Atmosphere
        Terraforming

        ︎ Ruthenium: 0.8%︎ Tin: 0.8%︎ Tungsten: 0.7%︎ Arsenic: 1.6%︎ Germanium: 3.7%︎ Vanadium: 3.1%︎ Carbon: 23.7%︎ Iron: 12.6%︎ Nickel: 9.6%︎ Phosphorus: 15.2%︎ Sulphur: 28.2%
      • ︎ Ch'eng 6 e - Icy body Landable

        Body distance
        3,714 Ls

        Earth masses
        0.0008
        Radius
        816 km
        Gravity
        0.05 g
        Surface temperature
        94 K (-179°C/-290°F)
        Surface pressure
        0.00 atm
        Volcanism
        Atmosphere
        Terraforming

        ︎ Ruthenium: 0.8%︎ Niobium: 0.8%︎ Tin: 0.7%︎ Manganese: 5.0%︎ Vanadium: 3.0%︎ Zinc: 3.3%︎ Carbon: 23.0%︎ Iron: 12.2%︎ Nickel: 9.2%︎ Phosphorus: 14.7%︎ Sulphur: 27.3%
      • ︎ Ch'eng 6 a - Icy body Landable

        Body distance
        3,715 Ls

        Earth masses
        0.0004
        Radius
        660 km
        Gravity
        0.04 g
        Surface temperature
        94 K (-179°C/-290°F)
        Surface pressure
        0.00 atm
        Volcanism
        Atmosphere
        Terraforming

        ︎ Selenium: 4.2%︎ Yttrium: 0.7%︎ Cadmium: 0.9%︎ Tin: 0.7%︎ Manganese: 5.0%︎ Vanadium: 3.0%︎ Carbon: 22.7%︎ Iron: 12.1%︎ Nickel: 9.1%︎ Phosphorus: 14.5%︎ Sulphur: 27.0%
      • ︎ Ch'eng 6 f - Icy body Landable

        Body distance
        3,716 Ls

        Earth masses
        0.0020
        Radius
        1,115 km
        Gravity
        0.07 g
        Surface temperature
        94 K (-179°C/-290°F)
        Surface pressure
        0.00 atm
        Volcanism
        Atmosphere
        Terraforming

        ︎ Ruthenium: 0.7%︎ Cadmium: 0.9%︎ Molybdenum: 0.8%︎ Chromium: 5.3%︎ Manganese: 4.9%︎ Zinc: 3.2%︎ Carbon: 22.4%︎ Iron: 11.9%︎ Nickel: 9.0%︎ Phosphorus: 14.3%︎ Sulphur: 26.6%
      • ︎ Ch'eng 6 d - Icy body Landable

        Body distance
        3,716 Ls

        Earth masses
        0.0008
        Radius
        809 km
        Gravity
        0.05 g
        Surface temperature
        94 K (-179°C/-290°F)
        Surface pressure
        0.00 atm
        Volcanism
        Atmosphere
        Terraforming

        ︎ Selenium: 4.2%︎ Tellurium: 0.9%︎ Cadmium: 0.9%︎ Tin: 0.7%︎ Manganese: 5.0%︎ Zinc: 3.3%︎ Carbon: 22.6%︎ Iron: 12.0%︎ Nickel: 9.1%︎ Phosphorus: 14.5%︎ Sulphur: 26.9%
      • ︎ Ch'eng 6 c - Icy body Landable

        Body distance
        3,717 Ls

        Earth masses
        0.0003
        Radius
        607 km
        Gravity
        0.04 g
        Surface temperature
        94 K (-179°C/-290°F)
        Surface pressure
        0.00 atm
        Volcanism
        Major Water geysers
        Atmosphere
        Terraforming

        ︎ Ruthenium: 0.7%︎ Tin: 0.7%︎ Tungsten: 0.7%︎ Chromium: 5.5%︎ Germanium: 3.5%︎ Vanadium: 3.0%︎ Carbon: 22.8%︎ Iron: 12.1%︎ Nickel: 9.2%︎ Phosphorus: 14.6%︎ Sulphur: 27.2%
    • ︎ Ch'eng 7 - Icy body

      Body distance
      17,341 Ls

      Earth masses
      5.2349
      Radius
      12,075 km
      Gravity
      1.46 g
      Surface temperature
      49 K (-224°C/-372°F)
      Surface pressure
      0.92 atm
      Volcanism
      Major Water geysers
      Atmosphere
      Helium
      Terraforming

  • ︎ LP 339-7 3 - Earth-like world

    Body distance
    74 Ls

    Earth masses
    1.8207
    Radius
    7,249 km
    Gravity
    1.41 g
    Surface temperature
    285 K (12°C/53°F)
    Surface pressure
    2.30 atm
    Volcanism
    Atmosphere
    Suitable for water-based life
    Terraforming
    Terraformed

  • ︎ Ch'eng 6 b+c - Icy body Landable

    Body distance
    6,085 Ls

    Earth masses
    0.0019
    Radius
    1,082 km
    Gravity
    0.06 g
    Surface temperature
    29 K (-244°C/-408°F)
    Surface pressure
    0.00 atm
    Volcanism
    Major Water magma
    Atmosphere
    Terraforming

    ︎ Ruthenium: 0.7%︎ Selenium: 4.1%︎ Tin: 0.7%︎ Tungsten: 0.7%︎ Chromium: 5.3%︎ Manganese: 4.9%︎ Carbon: 22.1%︎ Iron: 11.9%︎ Nickel: 9.0%︎ Phosphorus: 14.2%︎ Sulphur: 26.3%
  • ︎ LP 339-7 5 - Class I gas giant

    Body distance
    6,086 Ls
    Ring/belt type
    Icy (Major)
    Rocky (Major)

    Earth masses
    250.0830
    Radius
    70,280 km
    Gravity
    2.06 g
    Surface temperature
    56 K (-218°C/-360°F)
    Surface pressure
    0.00 atm
    Volcanism
    Atmosphere
    Terraforming