Star system

HR 8977︎

Economy
Terraforming / Military
Government
Communism
Allegiance
Independent
Star type
Class F star Scoopable
Coordinates
-123.81 / -57.72 / -40.44
Permit required
No
Powerplay
Unoccupied
Powers

  • ︎ HR 8977 - Class F star

    Body distance
    -

    Solar masses
    1.6094
    Solar radius
    1.3138

    • ︎ HR 8977 1 - Class IV gas giant

      Body distance
      2,180 Ls
      Ring/belt type
      Metal rich (Pristine)
      Rocky (Pristine)

      Earth masses
      3,689.2600
      Radius
      64,977 km
      Gravity
      35.51 g
      Surface temperature
      1,037 K (764°C/1,406°F)
      Surface pressure
      0.00 atm
      Volcanism
      Atmosphere
      Terraforming

      • ︎ HR 8977 1 d - Rocky body

        Body distance
        2,175 Ls

        Earth masses
        0.0030
        Radius
        1,017 km
        Gravity
        0.12 g
        Surface temperature
        520 K (247°C/477°F)
        Surface pressure
        0.49 atm
        Volcanism
        Atmosphere
        Hot Water
        Terraforming

      • ︎ HR 8977 1 c - Rocky body Landable

        Body distance
        2,175 Ls

        Earth masses
        0.0025
        Radius
        957 km
        Gravity
        0.11 g
        Surface temperature
        276 K (3°C/37°F)
        Surface pressure
        0.00 atm
        Volcanism
        Atmosphere
        Terraforming

        ︎ Antimony: 1.1%︎ Niobium: 1.3%︎ Tin: 1.1%︎ Chromium: 8.3%︎ Manganese: 7.6%︎ Vanadium: 4.5%︎ Carbon: 15.4%︎ Iron: 18.5%︎ Nickel: 14.0%︎ Phosphorus: 9.8%︎ Sulphur: 18.3%

      • ︎ HR 8977 1 b - Rocky body Landable

        Body distance
        2,178 Ls

        Earth masses
        0.0035
        Radius
        1,060 km
        Gravity
        0.12 g
        Surface temperature
        291 K (18°C/65°F)
        Surface pressure
        0.00 atm
        Volcanism
        Atmosphere
        Terraforming

        ︎ Antimony: 1.2%︎ Molybdenum: 1.3%︎ Tin: 1.2%︎ Arsenic: 2.5%︎ Chromium: 8.7%︎ Germanium: 5.6%︎ Carbon: 16.1%︎ Iron: 19.4%︎ Nickel: 14.7%︎ Phosphorus: 10.3%︎ Sulphur: 19.1%

      • ︎ HR 8977 1 a - Rocky body Landable

        Body distance
        2,180 Ls

        Earth masses
        0.0027
        Radius
        974 km
        Gravity
        0.11 g
        Surface temperature
        330 K (57°C/135°F)
        Surface pressure
        0.00 atm
        Volcanism
        Minor Metallic magma
        Atmosphere
        Terraforming

        ︎ Tellurium: 1.4%︎ Mercury: 0.8%︎ Tin: 1.1%︎ Chromium: 8.3%︎ Manganese: 7.7%︎ Vanadium: 4.6%︎ Carbon: 15.4%︎ Iron: 18.6%︎ Nickel: 14.0%︎ Phosphorus: 9.9%︎ Sulphur: 18.3%

    • ︎ HR 8977 2 - High metal content world

      Body distance
      2,225 Ls

      Earth masses
      1.8752
      Radius
      7,324 km
      Gravity
      1.42 g
      Surface temperature
      268 K (-5°C/23°F)
      Surface pressure
      1.95 atm
      Volcanism
      Minor Metallic magma
      Atmosphere
      Nitrogen
      Terraforming
      Terraforming

    • ︎ HR 8977 4 - Class I gas giant

      Body distance
      3,751 Ls
      Ring/belt type
      Metal rich (Pristine)

      Earth masses
      56.5001
      Radius
      48,416 km
      Gravity
      0.98 g
      Surface temperature
      146 K (-127°C/-196°F)
      Surface pressure
      0.00 atm
      Volcanism
      Atmosphere
      Terraforming

      • ︎ HR 8977 4 a - Rocky body

        Body distance
        3,751 Ls

        Earth masses
        0.0015
        Radius
        804 km
        Gravity
        0.09 g
        Surface temperature
        260 K (-13°C/9°F)
        Surface pressure
        1.70 atm
        Volcanism
        Metallic magma
        Atmosphere
        Carbon dioxide
        Terraforming

      • ︎ HR 8977 4 b - Rocky body

        Body distance
        3,751 Ls

        Earth masses
        0.0031
        Radius
        1,028 km
        Gravity
        0.12 g
        Surface temperature
        279 K (6°C/43°F)
        Surface pressure
        2.82 atm
        Volcanism
        Minor Metallic magma
        Atmosphere
        Carbon dioxide
        Terraforming

    • ︎ HR 8977 3 - Class III gas giant

      Body distance
      3,822 Ls
      Ring/belt type
      Metal rich (Pristine)
      Rocky (Pristine)

      Earth masses
      1,826.2700
      Radius
      73,144 km
      Gravity
      13.87 g
      Surface temperature
      488 K (214°C/418°F)
      Surface pressure
      0.00 atm
      Volcanism
      Atmosphere
      Terraforming

      • ︎ HR 8977 3 c - Rocky body Landable

        Body distance
        3,823 Ls

        Earth masses
        0.0125
        Radius
        1,618 km
        Gravity
        0.19 g
        Surface temperature
        179 K (-94°C/-137°F)
        Surface pressure
        0.00 atm
        Volcanism
        Atmosphere
        Terraforming

        ︎ Polonium: 0.5%︎ Cadmium: 1.5%︎ Tungsten: 1.1%︎ Manganese: 8.2%︎ Zinc: 5.4%︎ Zirconium: 2.3%︎ Carbon: 16.4%︎ Iron: 19.8%︎ Nickel: 14.9%︎ Phosphorus: 10.5%︎ Sulphur: 19.5%

      • ︎ HR 8977 3 b - Rocky body Landable

        Body distance
        3,827 Ls

        Earth masses
        0.0337
        Radius
        2,233 km
        Gravity
        0.27 g
        Surface temperature
        191 K (-82°C/-116°F)
        Surface pressure
        0.00 atm
        Volcanism
        Atmosphere
        Terraforming

        ︎ Ruthenium: 1.1%︎ Niobium: 1.3%︎ Tungsten: 1.0%︎ Chromium: 8.3%︎ Manganese: 7.6%︎ Zinc: 5.0%︎ Carbon: 15.3%︎ Iron: 18.5%︎ Nickel: 14.0%︎ Phosphorus: 9.8%︎ Sulphur: 18.1%

      • ︎ HR 8977 3 a - Rocky body Landable

        Body distance
        3,827 Ls

        Earth masses
        0.0146
        Radius
        1,701 km
        Gravity
        0.20 g
        Surface temperature
        210 K (-63°C/-81°F)
        Surface pressure
        0.00 atm
        Volcanism
        Minor Metallic magma
        Atmosphere
        Terraforming

        ︎ Ruthenium: 1.2%︎ Cadmium: 1.5%︎ Molybdenum: 1.2%︎ Germanium: 5.5%︎ Manganese: 7.9%︎ Vanadium: 4.7%︎ Carbon: 15.8%︎ Iron: 19.0%︎ Nickel: 14.4%︎ Phosphorus: 10.1%︎ Sulphur: 18.8%

      • ︎ HR 8977 3 b a - Rocky body Landable

        Body distance
        3,830 Ls

        Earth masses
        0.0005
        Radius
        564 km
        Gravity
        0.06 g
        Surface temperature
        191 K (-82°C/-116°F)
        Surface pressure
        0.00 atm
        Volcanism
        Major Silicate vapour geysers
        Atmosphere
        Terraforming

        ︎ Ruthenium: 1.2%︎ Selenium: 3.4%︎ Molybdenum: 1.2%︎ Tungsten: 1.0%︎ Arsenic: 2.9%︎ Zinc: 5.2%︎ Carbon: 18.2%︎ Iron: 19.1%︎ Nickel: 14.4%︎ Phosphorus: 11.7%︎ Sulphur: 21.7%