Star system

HR 7221︎

Economy
Agriculture / Tourism
Government
Feudal
Allegiance
Empire
Star type
Class K star (orange giant) Scoopable
Coordinates
58.53 / -55.81 / 91.25
Permit required
No

  • ︎ HR 7221 - Class K star (orange giant)

    Body distance
    -

    Solar masses
    0.5430
    Solar radius
    0.7472

    • ︎ HR 7221 2 - High metal content world Landable

      Body distance
      112 Ls

      Earth masses
      0.3760
      Radius
      4,523 km
      Gravity
      0.75 g
      Surface temperature
      877 K (604°C/1,118°F)
      Surface pressure
      0.00 atm
      Volcanism
      Atmosphere
      Terraforming

      ︎ Yttrium: 1.3%︎ Mercury: 1.0%︎ Niobium: 1.5%︎ Chromium: 9.9%︎ Germanium: 4.7%︎ Vanadium: 5.4%︎ Carbon: 13.3%︎ Iron: 22.0%︎ Nickel: 16.7%︎ Phosphorus: 8.5%︎ Sulphur: 15.8%

    • ︎ HR 7221 3 - High metal content world Landable

      Body distance
      196 Ls

      Earth masses
      6.2883
      Radius
      10,224 km
      Gravity
      2.45 g
      Surface temperature
      662 K (389°C/732°F)
      Surface pressure
      0.00 atm
      Volcanism
      Major Silicate vapour geysers
      Atmosphere
      Terraforming

      ︎ Ruthenium: 1.4%︎ Molybdenum: 1.4%︎ Niobium: 1.5%︎ Germanium: 4.7%︎ Manganese: 9.1%︎ Vanadium: 5.4%︎ Carbon: 13.3%︎ Iron: 22.1%︎ Nickel: 16.7%︎ Phosphorus: 8.5%︎ Sulphur: 15.8%

    • ︎ HR 7221 4 - High metal content world

      Body distance
      1,387 Ls

      Earth masses
      4.7866
      Radius
      9,512 km
      Gravity
      2.15 g
      Surface temperature
      1,488 K (1,215°C/2,219°F)
      Surface pressure
      3,438.21 atm
      Volcanism
      Major Silicate vapour geysers
      Atmosphere
      Hot Thick Water
      Terraforming

    • ︎ HR 7221 5 - Water world

      Body distance
      1,887 Ls

      Earth masses
      4.7675
      Radius
      9,480 km
      Gravity
      2.16 g
      Surface temperature
      395 K (121°C/251°F)
      Surface pressure
      27.42 atm
      Volcanism
      Major Silicate vapour geysers
      Atmosphere
      Thick Ammonia
      Terraforming

      • ︎ HR 7221 5 a - Earth-like world

        Body distance
        1,886 Ls

        Earth masses
        0.1909
        Radius
        3,850 km
        Gravity
        0.52 g
        Surface temperature
        285 K (11°C/53°F)
        Surface pressure
        2.31 atm
        Volcanism
        Atmosphere
        Suitable for water-based life
        Terraforming
        Terraformed

    • ︎ HR 7221 6 - High metal content world

      Body distance
      2,502 Ls

      Earth masses
      2.5516
      Radius
      7,997 km
      Gravity
      1.62 g
      Surface temperature
      199 K (-74°C/-102°F)
      Surface pressure
      11.98 atm
      Volcanism
      Minor Silicate vapour geysers
      Atmosphere
      Thick Nitrogen
      Terraforming

    • ︎ HR 7221 7 - Water world

      Body distance
      4,666 Ls
      Ring/belt type
      Rocky (Major)

      Earth masses
      3.6209
      Radius
      9,372 km
      Gravity
      1.68 g
      Surface temperature
      330 K (57°C/135°F)
      Surface pressure
      30.81 atm
      Volcanism
      Minor Metallic magma
      Atmosphere
      Thick Carbon dioxide
      Terraforming

      • ︎ HR 7221 7 a - Rocky body

        Body distance
        4,665 Ls

        Earth masses
        0.0274
        Radius
        2,066 km
        Gravity
        0.26 g
        Surface temperature
        279 K (5°C/42°F)
        Surface pressure
        5.00 atm
        Volcanism
        Atmosphere
        Thick Carbon dioxide
        Terraforming

  • ︎ HR 7221 1 - High metal content world Landable

    Body distance
    112 Ls

    Earth masses
    0.4331
    Radius
    4,725 km
    Gravity
    0.79 g
    Surface temperature
    877 K (604°C/1,118°F)
    Surface pressure
    0.00 atm
    Volcanism
    Atmosphere
    Terraforming

    ︎ Ruthenium: 1.3%︎ Tin: 1.4%︎ Tungsten: 1.1%︎ Chromium: 9.4%︎ Manganese: 8.6%︎ Zinc: 5.7%︎ Carbon: 12.6%︎ Iron: 20.9%︎ Nickel: 15.8%︎ Phosphorus: 8.1%︎ Sulphur: 15.0%