Star system

TRAPPIST-1︎

Economy
Government
Allegiance
Independent
Star type
Class M star Scoopable
Coordinates
-21.66 / -35 / 10.03
Permit required
No

  • ︎ TRAPPIST-1 - Class M star

    Body distance
    -

    Solar masses
    0.0781
    Solar radius
    0.1138

    • ︎ TRAPPIST-1 1 - High metal content world Landable

      Body distance
      5 Ls

      Earth masses
      0.8500
      Radius
      6,919 km
      Gravity
      0.72 g
      Surface temperature
      240 K (-33°C/-27°F)
      Surface pressure
      0.00 atm
      Volcanism
      Minor Silicate vapour geysers
      Atmosphere
      Terraforming

      ︎ Antimony: 1.0%︎ Niobium: 1.5%︎ Tungsten: 1.2%︎ Chromium: 9.8%︎ Germanium: 4.7%︎ Vanadium: 5.4%︎ Carbon: 13.4%︎ Iron: 21.8%︎ Nickel: 16.5%︎ Phosphorus: 8.6%︎ Sulphur: 16.0%

      • ︎ TRAPPIST-1 1 a - High metal content world Landable

        Body distance
        6 Ls

        Earth masses
        0.0070
        Radius
        1,266 km
        Gravity
        0.18 g
        Surface temperature
        240 K (-33°C/-27°F)
        Surface pressure
        0.00 atm
        Volcanism
        Major Silicate vapour geysers
        Atmosphere
        Terraforming

        ︎ Antimony: 1.0%︎ Cadmium: 1.7%︎ Niobium: 1.5%︎ Chromium: 9.8%︎ Germanium: 4.7%︎ Vanadium: 5.3%︎ Carbon: 13.4%︎ Iron: 21.7%︎ Nickel: 16.4%︎ Phosphorus: 8.6%︎ Sulphur: 15.9%

    • ︎ TRAPPIST-1 2 - Rocky body

      Body distance
      7 Ls

      Earth masses
      1.3800
      Radius
      6,728 km
      Gravity
      1.24 g
      Surface temperature
      217 K (-56°C/-68°F)
      Surface pressure
      7.18 atm
      Volcanism
      Major Rocky magma
      Atmosphere
      Thick Sulphur dioxide
      Terraforming

    • ︎ TRAPPIST-1 3 - High metal content world

      Body distance
      9 Ls

      Earth masses
      0.4100
      Radius
      4,918 km
      Gravity
      0.69 g
      Surface temperature
      352 K (79°C/174°F)
      Surface pressure
      4.33 atm
      Volcanism
      Atmosphere
      Oxygen
      Terraforming

      • ︎ TRAPPIST-1 3 a - Rocky body Landable

        Body distance
        8 Ls

        Earth masses
        0.0030
        Radius
        984 km
        Gravity
        0.13 g
        Surface temperature
        200 K (-73°C/-99°F)
        Surface pressure
        0.00 atm
        Volcanism
        Major Silicate vapour geysers
        Atmosphere
        Terraforming

        ︎ Ruthenium: 1.3%︎ Molybdenum: 1.4%︎ Tungsten: 1.2%︎ Arsenic: 2.3%︎ Manganese: 8.9%︎ Vanadium: 5.3%︎ Carbon: 14.8%︎ Iron: 21.5%︎ Nickel: 16.2%︎ Phosphorus: 9.5%︎ Sulphur: 17.6%

    • ︎ TRAPPIST-1 4 - Earth-like world

      Body distance
      13 Ls

      Earth masses
      0.6200
      Radius
      5,849 km
      Gravity
      0.74 g
      Surface temperature
      288 K (15°C/59°F)
      Surface pressure
      0.88 atm
      Volcanism
      Rocky magma
      Atmosphere
      Suitable for water-based life
      Terraforming

      • ︎ TRAPPIST-1 4 a - Rocky body Landable

        Body distance
        14 Ls

        Earth masses
        0.0170
        Radius
        1,739 km
        Gravity
        0.23 g
        Surface temperature
        154 K (-119°C/-182°F)
        Surface pressure
        0.00 atm
        Volcanism
        Atmosphere
        Terraforming

        ︎ Polonium: 0.6%︎ Selenium: 2.7%︎ Cadmium: 1.7%︎ Tin: 1.4%︎ Manganese: 8.8%︎ Zinc: 5.8%︎ Carbon: 14.7%︎ Iron: 21.3%︎ Nickel: 16.1%︎ Phosphorus: 9.4%︎ Sulphur: 17.5%

      • ︎ TRAPPIST-1 4 b - Rocky body Landable

        Body distance
        14 Ls

        Earth masses
        0.0057
        Radius
        1,215 km
        Gravity
        0.16 g
        Surface temperature
        154 K (-119°C/-182°F)
        Surface pressure
        0.00 atm
        Volcanism
        Atmosphere
        Terraforming

        ︎ Ruthenium: 1.2%︎ Cadmium: 1.6%︎ Mercury: 0.9%︎ Chromium: 9.0%︎ Manganese: 8.3%︎ Vanadium: 4.9%︎ Carbon: 13.8%︎ Iron: 20.0%︎ Nickel: 15.1%︎ Phosphorus: 8.8%︎ Sulphur: 16.4%

    • ︎ TRAPPIST-1 5 - High metal content world Landable

      Body distance
      20 Ls

      Earth masses
      0.6800
      Radius
      6,658 km
      Gravity
      0.62 g
      Surface temperature
      183 K (-90°C/-130°F)
      Surface pressure
      0.09 atm
      Volcanism
      Atmosphere
      Thin Oxygen
      Terraforming

      ︎ Tellurium: 1.2%︎ Cadmium: 1.6%︎ Niobium: 1.4%︎ Chromium: 9.4%︎ Germanium: 4.5%︎ Manganese: 8.6%︎ Carbon: 12.9%︎ Iron: 20.9%︎ Nickel: 15.8%︎ Phosphorus: 8.2%︎ Sulphur: 15.3%

    • ︎ TRAPPIST-1 6 - High metal content world

      Body distance
      24 Ls

      Earth masses
      1.3400
      Radius
      7,180 km
      Gravity
      1.06 g
      Surface temperature
      283 K (10°C/49°F)
      Surface pressure
      10.57 atm
      Volcanism
      Atmosphere
      Thick Methane
      Terraforming

    • ︎ TRAPPIST-1 7 - Icy body Landable

      Body distance
      31 Ls

      Earth masses
      0.6300
      Radius
      4,810 km
      Gravity
      1.11 g
      Surface temperature
      89 K (-184°C/-299°F)
      Surface pressure
      0.00 atm
      Volcanism
      Atmosphere
      Terraforming

      ︎ Ruthenium: 1.0%︎ Selenium: 3.5%︎ Mercury: 0.7%︎ Niobium: 1.1%︎ Chromium: 7.5%︎ Vanadium: 4.1%︎ Carbon: 18.6%︎ Iron: 16.7%︎ Nickel: 12.6%︎ Phosphorus: 11.9%︎ Sulphur: 22.1%