Star system

Ross 646︎

Economy
Industrial / Extraction
Government
Confederacy
Allegiance
Independent
Star type
Class K star Scoopable
Coordinates
-80.94 / 60.75 / 115
Permit required
No
Powerplay
Unoccupied
Powers

  • ︎ Ross 646 A - Class K star

    Body distance
    -

    Solar masses
    0.6055
    Solar radius
    0.7177

    • ︎ Ross 646 A 1 - High metal content world Landable

      Body distance
      31 Ls

      Earth masses
      0.1569
      Radius
      3,437 km
      Gravity
      0.54 g
      Surface temperature
      775 K (502°C/936°F)
      Surface pressure
      0.00 atm
      Volcanism
      Atmosphere
      Terraforming

      ︎ Technetium: 0.8%︎ Cadmium: 1.8%︎ Tin: 1.5%︎ Arsenic: 2.1%︎ Manganese: 9.4%︎ Zinc: 6.2%︎ Carbon: 13.6%︎ Iron: 22.7%︎ Nickel: 17.1%︎ Phosphorus: 8.7%︎ Sulphur: 16.2%

    • ︎ Ross 646 A 2 - High metal content world Landable

      Body distance
      42 Ls

      Earth masses
      0.0858
      Radius
      2,837 km
      Gravity
      0.43 g
      Surface temperature
      683 K (409°C/769°F)
      Surface pressure
      0.00 atm
      Volcanism
      Atmosphere
      Terraforming

      ︎ Tellurium: 1.3%︎ Mercury: 1.0%︎ Tin: 1.5%︎ Germanium: 5.0%︎ Vanadium: 5.9%︎ Zirconium: 2.8%︎ Carbon: 14.3%︎ Iron: 23.9%︎ Nickel: 18.1%︎ Phosphorus: 9.2%︎ Sulphur: 17.0%

    • ︎ Ross 646 A 3 - High metal content world Landable

      Body distance
      57 Ls

      Earth masses
      0.0940
      Radius
      2,921 km
      Gravity
      0.45 g
      Surface temperature
      601 K (328°C/622°F)
      Surface pressure
      0.00 atm
      Volcanism
      Atmosphere
      Terraforming

      ︎ Ruthenium: 1.3%︎ Mercury: 0.9%︎ Tin: 1.4%︎ Chromium: 9.6%︎ Germanium: 4.5%︎ Manganese: 8.8%︎ Carbon: 12.8%︎ Iron: 21.3%︎ Nickel: 16.1%︎ Phosphorus: 8.2%︎ Sulphur: 15.2%

  • ︎ Ross 646 B - Class M star

    Body distance
    348 Ls

    Solar masses
    0.2578
    Solar radius
    0.4533

    • ︎ Ross 646 B 1 - High metal content world Landable

      Body distance
      335 Ls

      Earth masses
      0.0239
      Radius
      1,877 km
      Gravity
      0.28 g
      Surface temperature
      692 K (419°C/786°F)
      Surface pressure
      0.00 atm
      Volcanism
      Atmosphere
      Terraforming

      ︎ Tellurium: 1.2%︎ Niobium: 1.5%︎ Tungsten: 1.2%︎ Chromium: 9.9%︎ Germanium: 4.6%︎ Zinc: 6.0%︎ Carbon: 13.2%︎ Iron: 21.9%︎ Nickel: 16.6%︎ Phosphorus: 8.4%︎ Sulphur: 15.6%

    • ︎ Ross 646 B 5 - High metal content world Landable

      Body distance
      337 Ls

      Earth masses
      0.0153
      Radius
      1,622 km
      Gravity
      0.24 g
      Surface temperature
      525 K (252°C/486°F)
      Surface pressure
      0.00 atm
      Volcanism
      Atmosphere
      Terraforming

      ︎ Polonium: 0.7%︎ Cadmium: 1.8%︎ Niobium: 1.6%︎ Vanadium: 5.8%︎ Zinc: 6.4%︎ Zirconium: 2.7%︎ Carbon: 14.1%︎ Iron: 23.5%︎ Nickel: 17.7%︎ Phosphorus: 9.0%︎ Sulphur: 16.7%

    • ︎ Ross 646 B 2 - High metal content world Landable

      Body distance
      360 Ls

      Earth masses
      0.0057
      Radius
      1,178 km
      Gravity
      0.17 g
      Surface temperature
      643 K (370°C/699°F)
      Surface pressure
      0.00 atm
      Volcanism
      Atmosphere
      Terraforming

      ︎ Ruthenium: 1.4%︎ Cadmium: 1.8%︎ Mercury: 1.0%︎ Germanium: 4.8%︎ Manganese: 9.4%︎ Zirconium: 2.7%︎ Carbon: 13.7%︎ Iron: 22.9%︎ Nickel: 17.3%︎ Phosphorus: 8.8%︎ Sulphur: 16.3%

    • ︎ Ross 646 B 3 - High metal content world Landable

      Body distance
      371 Ls

      Earth masses
      0.0053
      Radius
      1,149 km
      Gravity
      0.16 g
      Surface temperature
      570 K (297°C/567°F)
      Surface pressure
      0.00 atm
      Volcanism
      Minor Metallic magma
      Atmosphere
      Terraforming

      ︎ Polonium: 0.6%︎ Mercury: 1.0%︎ Molybdenum: 1.4%︎ Chromium: 9.8%︎ Manganese: 9.0%︎ Zirconium: 2.5%︎ Carbon: 13.1%︎ Iron: 21.9%︎ Nickel: 16.6%︎ Phosphorus: 8.4%︎ Sulphur: 15.6%

    • ︎ Ross 646 B 4 - High metal content world Landable

      Body distance
      371 Ls

      Earth masses
      0.0052
      Radius
      1,137 km
      Gravity
      0.16 g
      Surface temperature
      570 K (297°C/567°F)
      Surface pressure
      0.00 atm
      Volcanism
      Minor Metallic magma
      Atmosphere
      Terraforming

      ︎ Ruthenium: 1.3%︎ Tin: 1.4%︎ Tungsten: 1.2%︎ Chromium: 9.8%︎ Vanadium: 5.3%︎ Zinc: 5.9%︎ Carbon: 13.0%︎ Iron: 21.7%︎ Nickel: 16.4%︎ Phosphorus: 8.3%︎ Sulphur: 15.5%

    • ︎ Ross 646 B 6 - High metal content world Landable

      Body distance
      382 Ls

      Earth masses
      0.0148
      Radius
      1,608 km
      Gravity
      0.23 g
      Surface temperature
      486 K (212°C/414°F)
      Surface pressure
      0.00 atm
      Volcanism
      Atmosphere
      Terraforming

      ︎ Ruthenium: 1.4%︎ Selenium: 2.5%︎ Molybdenum: 1.5%︎ Tin: 1.5%︎ Manganese: 9.4%︎ Vanadium: 5.6%︎ Carbon: 13.6%︎ Iron: 22.6%︎ Nickel: 17.1%︎ Phosphorus: 8.7%︎ Sulphur: 16.2%

  • ︎ Ross 646 AB 1 - Gas giant with water-based life

    Body distance
    1,178 Ls
    Ring/belt type
    Rocky (Pristine)

    Earth masses
    779.7430
    Radius
    77,283 km
    Gravity
    5.31 g
    Surface temperature
    237 K (-36°C/-33°F)
    Surface pressure
    0.00 atm
    Volcanism
    Atmosphere
    Terraforming

    • ︎ Ross 646 AB 1 c - Rocky body Landable

      Body distance
      1,176 Ls

      Earth masses
      0.0019
      Radius
      865 km
      Gravity
      0.10 g
      Surface temperature
      159 K (-114°C/-174°F)
      Surface pressure
      0.02 atm
      Volcanism
      Atmosphere
      Thin Carbon dioxide
      Terraforming

      ︎ Antimony: 1.2%︎ Selenium: 3.1%︎ Niobium: 1.4%︎ Tungsten: 1.1%︎ Manganese: 8.3%︎ Zirconium: 2.3%︎ Carbon: 16.7%︎ Iron: 20.2%︎ Nickel: 15.2%︎ Phosphorus: 10.7%︎ Sulphur: 19.8%

    • ︎ Ross 646 AB 1 d - Rocky body Landable

      Body distance
      1,186 Ls

      Earth masses
      0.0013
      Radius
      773 km
      Gravity
      0.09 g
      Surface temperature
      128 K (-146°C/-230°F)
      Surface pressure
      0.00 atm
      Volcanism
      Atmosphere
      Terraforming

      ︎ Yttrium: 1.2%︎ Cadmium: 1.6%︎ Tin: 1.2%︎ Arsenic: 2.6%︎ Germanium: 5.8%︎ Vanadium: 5.0%︎ Carbon: 16.6%︎ Iron: 20.3%︎ Nickel: 15.3%︎ Phosphorus: 10.6%︎ Sulphur: 19.8%

    • ︎ Ross 646 AB 1 b - Rocky body

      Body distance
      1,279 Ls

      Earth masses
      0.0004
      Radius
      499 km
      Gravity
      0.06 g
      Surface temperature
      190 K (-83°C/-118°F)
      Surface pressure
      0.15 atm
      Volcanism
      Atmosphere
      Carbon dioxide
      Terraforming

    • ︎ Ross 646 AB 1 a - Rocky body

      Body distance
      1,280 Ls

      Earth masses
      0.0006
      Radius
      600 km
      Gravity
      0.07 g
      Surface temperature
      233 K (-41°C/-41°F)
      Surface pressure
      0.90 atm
      Volcanism
      Atmosphere
      Carbon dioxide
      Terraforming

  • ︎ Ross 646 AB 2 - Icy body

    Body distance
    1,182 Ls

    Earth masses
    1.0674
    Radius
    8,166 km
    Gravity
    0.65 g
    Surface temperature
    133 K (-141°C/-221°F)
    Surface pressure
    354.14 atm
    Volcanism
    Major Water magma
    Atmosphere
    Thick Argon-rich
    Terraforming

  • ︎ Ross 646 AB 3 - Class III gas giant

    Body distance
    1,707 Ls
    Ring/belt type
    Rocky (Pristine)

    Earth masses
    1,500.9000
    Radius
    75,775 km
    Gravity
    10.62 g
    Surface temperature
    378 K (105°C/222°F)
    Surface pressure
    0.00 atm
    Volcanism
    Atmosphere
    Terraforming

    • ︎ Ross 646 AB 3 f - Icy body Landable

      Body distance
      1,699 Ls

      Earth masses
      0.0091
      Radius
      1,810 km
      Gravity
      0.11 g
      Surface temperature
      108 K (-165°C/-265°F)
      Surface pressure
      0.00 atm
      Volcanism
      Atmosphere
      Terraforming

      ︎ Tellurium: 1.0%︎ Cadmium: 1.0%︎ Niobium: 0.9%︎ Arsenic: 1.7%︎ Chromium: 5.8%︎ Vanadium: 3.1%︎ Carbon: 22.7%︎ Iron: 12.8%︎ Nickel: 9.7%︎ Phosphorus: 14.5%︎ Sulphur: 26.9%

    • ︎ Ross 646 AB 3 a - Rocky body Landable

      Body distance
      1,709 Ls

      Earth masses
      0.0026
      Radius
      971 km
      Gravity
      0.11 g
      Surface temperature
      161 K (-113°C/-171°F)
      Surface pressure
      0.00 atm
      Volcanism
      Atmosphere
      Terraforming

      ︎ Polonium: 0.5%︎ Tin: 1.3%︎ Tungsten: 1.2%︎ Arsenic: 2.7%︎ Germanium: 6.0%︎ Zirconium: 2.4%︎ Carbon: 17.3%︎ Iron: 21.0%︎ Nickel: 15.9%︎ Phosphorus: 11.1%︎ Sulphur: 20.6%

    • ︎ Ross 646 AB 3 b - Rocky body

      Body distance
      1,709 Ls

      Earth masses
      0.0012
      Radius
      745 km
      Gravity
      0.09 g
      Surface temperature
      156 K (-117°C/-179°F)
      Surface pressure
      0.00 atm
      Volcanism
      Major Rocky magma
      Atmosphere
      Sulphur dioxide
      Terraforming

    • ︎ Ross 646 AB 3 d - Rocky body Landable

      Body distance
      1,709 Ls

      Earth masses
      0.0018
      Radius
      853 km
      Gravity
      0.10 g
      Surface temperature
      129 K (-144°C/-227°F)
      Surface pressure
      0.00 atm
      Volcanism
      Atmosphere
      Terraforming

      ︎ Tellurium: 1.4%︎ Molybdenum: 1.3%︎ Niobium: 1.3%︎ Arsenic: 2.5%︎ Chromium: 8.7%︎ Germanium: 5.6%︎ Carbon: 16.0%︎ Iron: 19.3%︎ Nickel: 14.6%︎ Phosphorus: 10.2%︎ Sulphur: 19.0%

    • ︎ Ross 646 AB 3 e a - Icy body Landable

      Body distance
      1,713 Ls

      Earth masses
      0.0007
      Radius
      813 km
      Gravity
      0.04 g
      Surface temperature
      112 K (-162°C/-259°F)
      Surface pressure
      0.00 atm
      Volcanism
      Major Water geysers
      Atmosphere
      Terraforming

      ︎ Selenium: 4.5%︎ Yttrium: 0.6%︎ Molybdenum: 0.6%︎ Tungsten: 0.5%︎ Chromium: 4.3%︎ Manganese: 3.9%︎ Carbon: 24.4%︎ Iron: 9.5%︎ Nickel: 7.2%︎ Phosphorus: 15.6%︎ Sulphur: 29.0%

    • ︎ Ross 646 AB 3 e - Icy body Landable

      Body distance
      1,713 Ls

      Earth masses
      0.0299
      Radius
      2,670 km
      Gravity
      0.17 g
      Surface temperature
      112 K (-162°C/-259°F)
      Surface pressure
      0.00 atm
      Volcanism
      Atmosphere
      Terraforming

      ︎ Selenium: 4.3%︎ Yttrium: 0.8%︎ Molybdenum: 0.9%︎ Niobium: 0.9%︎ Arsenic: 1.7%︎ Vanadium: 3.2%︎ Carbon: 23.1%︎ Iron: 13.1%︎ Nickel: 9.9%︎ Phosphorus: 14.8%︎ Sulphur: 27.4%

    • ︎ Ross 646 AB 3 g - Icy body Landable

      Body distance
      1,714 Ls

      Earth masses
      0.0343
      Radius
      2,856 km
      Gravity
      0.17 g
      Surface temperature
      101 K (-172°C/-278°F)
      Surface pressure
      0.00 atm
      Volcanism
      Atmosphere
      Terraforming

      ︎ Technetium: 0.4%︎ Mercury: 0.5%︎ Tungsten: 0.7%︎ Germanium: 3.2%︎ Manganese: 5.0%︎ Zirconium: 1.4%︎ Carbon: 23.7%︎ Iron: 12.2%︎ Nickel: 9.2%︎ Phosphorus: 15.2%︎ Sulphur: 28.2%

    • ︎ Ross 646 AB 3 c - Rocky body Landable

      Body distance
      1,790 Ls

      Earth masses
      0.0019
      Radius
      863 km
      Gravity
      0.10 g
      Surface temperature
      159 K (-114°C/-173°F)
      Surface pressure
      0.02 atm
      Volcanism
      Atmosphere
      Thin Carbon dioxide
      Terraforming

      ︎ Tellurium: 1.5%︎ Cadmium: 1.6%︎ Niobium: 1.4%︎ Arsenic: 2.6%︎ Manganese: 8.3%︎ Zirconium: 2.3%︎ Carbon: 16.6%︎ Iron: 20.1%︎ Nickel: 15.2%︎ Phosphorus: 10.6%︎ Sulphur: 19.8%

  • ︎ Ross 646 AB 4 - Class I gas giant

    Body distance
    2,232 Ls

    Earth masses
    77.9890
    Radius
    54,122 km
    Gravity
    1.08 g
    Surface temperature
    92 K (-181°C/-294°F)
    Surface pressure
    0.00 atm
    Volcanism
    Atmosphere
    Terraforming

    • ︎ Ross 646 AB 4 c - Icy body Landable

      Body distance
      2,226 Ls

      Earth masses
      0.0010
      Radius
      874 km
      Gravity
      0.05 g
      Surface temperature
      77 K (-196°C/-320°F)
      Surface pressure
      0.00 atm
      Volcanism
      Atmosphere
      Terraforming

      ︎ Selenium: 4.2%︎ Technetium: 0.4%︎ Cadmium: 0.9%︎ Mercury: 0.5%︎ Chromium: 5.4%︎ Zinc: 3.3%︎ Carbon: 22.7%︎ Iron: 12.0%︎ Nickel: 9.1%︎ Phosphorus: 14.5%︎ Sulphur: 26.9%

    • ︎ Ross 646 AB 4 b - Icy body Landable

      Body distance
      2,230 Ls

      Earth masses
      0.0026
      Radius
      1,210 km
      Gravity
      0.07 g
      Surface temperature
      78 K (-196°C/-320°F)
      Surface pressure
      0.00 atm
      Volcanism
      Atmosphere
      Terraforming

      ︎ Polonium: 0.3%︎ Cadmium: 0.9%︎ Niobium: 0.8%︎ Chromium: 5.4%︎ Germanium: 3.5%︎ Zinc: 3.3%︎ Carbon: 22.8%︎ Iron: 12.1%︎ Nickel: 9.1%︎ Phosphorus: 14.6%︎ Sulphur: 27.1%

    • ︎ Ross 646 AB 4 a - Icy body Landable

      Body distance
      2,233 Ls

      Earth masses
      0.0024
      Radius
      1,184 km
      Gravity
      0.07 g
      Surface temperature
      78 K (-195°C/-319°F)
      Surface pressure
      0.00 atm
      Volcanism
      Atmosphere
      Terraforming

      ︎ Selenium: 4.2%︎ Tellurium: 0.9%︎ Mercury: 0.5%︎ Molybdenum: 0.8%︎ Germanium: 3.5%︎ Manganese: 5.0%︎ Carbon: 22.6%︎ Iron: 12.0%︎ Nickel: 9.1%︎ Phosphorus: 14.5%︎ Sulphur: 26.9%

    • ︎ Ross 646 AB 4 e - Icy body Landable

      Body distance
      2,235 Ls

      Earth masses
      0.0012
      Radius
      929 km
      Gravity
      0.06 g
      Surface temperature
      77 K (-196°C/-321°F)
      Surface pressure
      0.00 atm
      Volcanism
      Atmosphere
      Terraforming

      ︎ Yttrium: 0.8%︎ Molybdenum: 0.8%︎ Tungsten: 0.7%︎ Germanium: 3.6%︎ Vanadium: 3.1%︎ Zirconium: 1.5%︎ Carbon: 23.8%︎ Iron: 12.6%︎ Nickel: 9.5%︎ Phosphorus: 15.2%︎ Sulphur: 28.3%

    • ︎ Ross 646 AB 4 d - Icy body Landable

      Body distance
      2,240 Ls

      Earth masses
      0.0016
      Radius
      1,030 km
      Gravity
      0.06 g
      Surface temperature
      77 K (-196°C/-320°F)
      Surface pressure
      0.00 atm
      Volcanism
      Atmosphere
      Terraforming

      ︎ Tellurium: 0.9%︎ Molybdenum: 0.8%︎ Niobium: 0.8%︎ Arsenic: 1.6%︎ Chromium: 5.5%︎ Zinc: 3.3%︎ Carbon: 23.1%︎ Iron: 12.3%︎ Nickel: 9.3%︎ Phosphorus: 14.8%︎ Sulphur: 27.5%

  • ︎ Ross 646 AB 5 - Class I gas giant

    Body distance
    3,343 Ls

    Earth masses
    60.2565
    Radius
    44,096 km
    Gravity
    1.26 g
    Surface temperature
    78 K (-195°C/-319°F)
    Surface pressure
    0.00 atm
    Volcanism
    Atmosphere
    Terraforming

    • ︎ Ross 646 AB 5 f - Icy body Landable

      Body distance
      3,149 Ls

      Earth masses
      0.0006
      Radius
      749 km
      Gravity
      0.04 g
      Surface temperature
      99 K (-175°C/-282°F)
      Surface pressure
      0.09 atm
      Volcanism
      Atmosphere
      Thin Methane
      Terraforming

      ︎ Selenium: 4.1%︎ Technetium: 0.4%︎ Cadmium: 0.9%︎ Niobium: 0.8%︎ Chromium: 5.3%︎ Manganese: 4.9%︎ Carbon: 22.2%︎ Iron: 11.8%︎ Nickel: 8.9%︎ Phosphorus: 14.2%︎ Sulphur: 26.4%

    • ︎ Ross 646 AB 5 h - Icy body

      Body distance
      3,334 Ls

      Earth masses
      0.0022
      Radius
      1,139 km
      Gravity
      0.07 g
      Surface temperature
      107 K (-166°C/-266°F)
      Surface pressure
      0.22 atm
      Volcanism
      Atmosphere
      Methane
      Terraforming

    • ︎ Ross 646 AB 5 g - Icy body

      Body distance
      3,340 Ls

      Earth masses
      0.0011
      Radius
      910 km
      Gravity
      0.05 g
      Surface temperature
      102 K (-171°C/-275°F)
      Surface pressure
      0.14 atm
      Volcanism
      Atmosphere
      Methane
      Terraforming

    • ︎ Ross 646 AB 5 d - Icy body

      Body distance
      3,342 Ls

      Earth masses
      0.0006
      Radius
      746 km
      Gravity
      0.04 g
      Surface temperature
      168 K (-106°C/-158°F)
      Surface pressure
      9.22 atm
      Volcanism
      Major Water geysers
      Atmosphere
      Thick Methane
      Terraforming

    • ︎ Ross 646 AB 5 c - Icy body

      Body distance
      3,342 Ls

      Earth masses
      0.0008
      Radius
      804 km
      Gravity
      0.05 g
      Surface temperature
      171 K (-102°C/-152°F)
      Surface pressure
      10.74 atm
      Volcanism
      Major Water geysers
      Atmosphere
      Thick Methane
      Terraforming

    • ︎ Ross 646 AB 5 b - Icy body

      Body distance
      3,343 Ls

      Earth masses
      0.0005
      Radius
      698 km
      Gravity
      0.04 g
      Surface temperature
      165 K (-108°C/-162°F)
      Surface pressure
      8.06 atm
      Volcanism
      Major Water geysers
      Atmosphere
      Thick Methane
      Terraforming

    • ︎ Ross 646 AB 5 e - Icy body

      Body distance
      3,344 Ls

      Earth masses
      0.0008
      Radius
      813 km
      Gravity
      0.05 g
      Surface temperature
      101 K (-173°C/-279°F)
      Surface pressure
      0.11 atm
      Volcanism
      Atmosphere
      Methane
      Terraforming

    • ︎ Ross 646 AB 5 a - Icy body

      Body distance
      3,344 Ls

      Earth masses
      0.0005
      Radius
      691 km
      Gravity
      0.04 g
      Surface temperature
      165 K (-108°C/-163°F)
      Surface pressure
      7.90 atm
      Volcanism
      Major Water geysers
      Atmosphere
      Thick Methane
      Terraforming

    • ︎ Ross 646 AB 5 i - Icy body

      Body distance
      3,349 Ls

      Earth masses
      0.0011
      Radius
      913 km
      Gravity
      0.05 g
      Surface temperature
      102 K (-171°C/-275°F)
      Surface pressure
      0.14 atm
      Volcanism
      Atmosphere
      Methane
      Terraforming

  • ︎ Ross 646 C - Class M star

    Body distance
    63,166 Ls

    Solar masses
    0.2969
    Solar radius
    0.5029