Sundown
11 Planets (size proportional to Sqrt(Radius))
Sun Rock Ice Rock GasDwarf Jovian Sub-Jovian Sub-Jovian Rock Sub-Jovian Rock Rock See
Key
Stellar charactersistics
Stellar mass 0.70 solar masses
Stellar luminosity 0.21
Age 1.021 billion years
(32.306 billion left on main sequence)
Habitable ecosphere radius 0.458 AU (0.373 - 0.662 AU)

Planetary Overview
#TypeDist.MassRadius
1 Rock Rock 0.277 AU 0.036 EM 0.333 ER
2 Ice Ice 0.549 AU 0.822 EM 0.938 ER
3 Rock Rock 0.813 AU 0.002 EM 0.132 ER
4 GasDwarf GasDwarf 1.359 AU 2.093 EM 1.270 ER
5 Jovian Jovian 3.604 AU 67.030 EM 6.725 ER
6 Sub-Jovian Sub-Jovian 5.504 AU 10.624 EM 4.071 ER
7 Sub-Jovian Sub-Jovian 11.612 AU 8.416 EM 4.047 ER
8 Rock Rock 18.189 AU 0.522 EM 1.079 ER
9 Sub-Jovian Sub-Jovian 23.061 AU 16.200 EM 5.188 ER
10 Rock Rock 32.686 AU 0.227 EM 0.821 ER
11 Rock Rock 41.549 AU 0.244 EM 0.841 ER

Planet #1 Statistics
Planet typeRockRock
Tidally Locked 1 Face
Low-G, Hot, Airless, 1-Face
Distance from primary star4.1E+007 KM0.277 AU
Mass2.1E+023Kg0.036 Earth masses
Surface gravity316.0 cm/sec20.32 Earth gees
Surface pressure 0 millibars0.000 Earth atmospheres
Surface temperature 72.0° Celcius
161.6° Fahrenheit		+58.0° C Earth temperature
+104.4° F Earth temperature
Normal temperature range
MinMax
-217.4° C
-359.3° F		 - 249.0° C
480.2° F
Equatorial radius2121.3 Km0.33 Earth radii
Density5.33 grams/cc0.97 Earth densities
Eccentricity of orbit0.015
Escape Velocity 3.7 Km/sec
Molecular weight retained154.2 and above
Axial tilt17°
Planetary albedo 0.07
Exospheric Temperature3481.11° K+2208.11° C Earth temperature
Length of year63.70 Earth days1.00 Local days
Length of day1528.69 hours
Boiling point of water-273.1° Celcius
-459.7° Fahrenheit
Hydrosphere percentage 0.0
Cloud cover percentage 0.0
Ice cover percentage 0.0


Planet #2 Statistics
Planet typeIceIce
Cold, Icy, Arid, Few clouds, Normal atmosphere (N2, O2 - breathable)
Distance from primary star8.2E+007 KM0.549 AU
Mass4.9E+024Kg0.822 Earth masses
Surface gravity915.4 cm/sec20.93 Earth gees
Surface pressure 977 millibars0.964 Earth atmospheres
Surface temperature -8.3° Celcius
17.1° Fahrenheit		-22.3° C Earth temperature
-40.1° F Earth temperature
Normal temperature range
NightDay
-14.0° C
6.7° F		 - -2.9° C
26.7° F
MinMax
-40.0° C
-40.1° F		 - 21.6° C
70.9° F
Equatorial radius5982.7 Km0.94 Earth radii
Density5.48 grams/cc0.99 Earth densities
Eccentricity of orbit0.273
Escape Velocity10.5 Km/sec
Molecular weight retained 4.8 and aboveN, O, CH4, NH3, H2O, Ne, N2, CO...
Nitrogen 50.3%  491 mb (ipp: 460) 
Oxygen 49.6%  485 mb (ipp: 453) 
Argon  0.1%  1 mb (ipp: 1) 
Axial tilt25°
Planetary albedo 0.26
Exospheric Temperature886.52° K-386.48° C Earth temperature
Length of year177.68 Earth days203.65 Local days
Length of day20.94 hours
Boiling point of water99.2° Celcius
210.6° Fahrenheit
Hydrosphere percentage 0.0
Cloud cover percentage13.2
Ice cover percentage18.4


Planet #3 Statistics
Planet typeRockRock
Tidally Locked 1 Face
Low-G, Cold, Airless, 1-Face
Distance from primary star1.2E+008 KM0.813 AU
Mass1.3E+022Kg0.002 Earth masses
Surface gravity125.3 cm/sec20.13 Earth gees
Surface pressure 0 millibars0.000 Earth atmospheres
Surface temperature-71.6° Celcius
-97.0° Fahrenheit		-85.6° C Earth temperature
-154.2° F Earth temperature
Normal temperature range
MinMax
-244.7° C
-408.4° F		 - 63.0° C
145.3° F
Equatorial radius843.9 Km0.13 Earth radii
Density5.31 grams/cc0.96 Earth densities
Eccentricity of orbit0.025
Escape Velocity 1.5 Km/sec
Molecular weight retained113.6 and aboveXe
Axial tilt20°
Planetary albedo 0.07
Exospheric Temperature404.38° K-868.62° C Earth temperature
Length of year320.11 Earth days1.00 Local days
Length of day7682.73 hours
Boiling point of water-273.1° Celcius
-459.7° Fahrenheit
Hydrosphere percentage 0.0
Cloud cover percentage 0.0
Ice cover percentage 0.0


Planet #4 Statistics
Planet typeGasDwarfGasDwarf
Distance from primary star2E+008 KM1.359 AU
Mass1.3E+025Kg2.093 Earth masses
Equatorial radius8098.6 Km1.3 Earth radii
Density5.62 grams/cc1 Earth densities
Eccentricity of orbit0.021
Escape Velocity14.4 Km/sec
Molecular weight retained 0.5 and aboveH, H2, He, N, O, CH4, NH3, H2O...
Axial tilt34°
Planetary albedo 0.70
Exospheric Temperature144.73° K-1128.27° C Earth temperature
Length of year691.79 Earth days1235.08 Local days
1.89 Earth years
Length of day13.44 hours


Planet #5 Statistics
Planet typeJovianJovian
Distance from primary star5.4E+008 KM3.604 AU
Mass4E+026Kg67.030 Earth masses
15.655 Earth masses dust
51.375 Earth masses gas
Equatorial radius42891.3 Km6.7 Earth radii
Density1.21 grams/cc0.22 Earth densities
Eccentricity of orbit0.078
Escape Velocity35.3 Km/sec
Molecular weight retained 0.0 and aboveH, H2, He, N, O, CH4, NH3, H2O...
Axial tilt25°
Planetary albedo 0.54
Exospheric Temperature 20.58° K-1252.42° C Earth temperature
Length of year2986.57 Earth days6684.95 Local days
8.18 Earth years
Length of day10.72 hours


Planet #6 Statistics
Planet typeSub-JovianSub-Jovian
Distance from primary star8.2E+008 KM5.504 AU
Mass6.3E+025Kg10.624 Earth masses
4.732 Earth masses dust
5.892 Earth masses gas
Equatorial radius25963.5 Km4.1 Earth radii
Density0.87 grams/cc0.16 Earth densities
Eccentricity of orbit0.004
Escape Velocity18.1 Km/sec
Molecular weight retained 0.0 and aboveH, H2, He, N, O, CH4, NH3, H2O...
Axial tilt28°
Planetary albedo 0.54
Exospheric Temperature 8.83° K-1264.17° C Earth temperature
Length of year5636.90 Earth days8298.11 Local days
15.43 Earth years
Length of day16.30 hours


Planet #7 Statistics
Planet typeSub-JovianSub-Jovian
Distance from primary star1.7E+009 KM11.612 AU
Mass5E+025Kg8.416 Earth masses
3.447 Earth masses dust
4.969 Earth masses gas
Equatorial radius25814.8 Km4 Earth radii
Density0.70 grams/cc0.13 Earth densities
Eccentricity of orbit0.128
Escape Velocity16.1 Km/sec
Molecular weight retained 0.0 and aboveH, H2, He, N, O, CH4, NH3, H2O...
Axial tilt32°
Planetary albedo 0.50
Exospheric Temperature 1.98° K-1271.02° C Earth temperature
Length of year17273.64 Earth days22762.65 Local days
47.29 Earth years
Length of day18.21 hours


Planet #8 Statistics
Planet typeRockRock
Low-G, Cold, Airless
Distance from primary star2.7E+009 KM18.189 AU
Mass3.1E+024Kg0.522 Earth masses
Surface gravity440.0 cm/sec20.45 Earth gees
Surface pressure 1 millibars0.001 Earth atmospheres
Surface temperature-231.2° Celcius
-384.1° Fahrenheit		-245.2° C Earth temperature
-441.3° F Earth temperature
Normal temperature range
NightDay
-235.4° C
-391.6° F		 - -226.9° C
-376.4° F
MinMax
-252.9° C
-423.2° F		 - -209.1° C
-344.5° F
Equatorial radius6879.2 Km1.1 Earth radii
Density2.29 grams/cc0.41 Earth densities
Eccentricity of orbit0.159
Escape Velocity 7.8 Km/sec
Molecular weight retained 0.0 and aboveH, H2, He, N, O, CH4, NH3, H2O...
Axial tilt32°
Planetary albedo 0.15
Exospheric Temperature 0.81° K-1272.19° C Earth temperature
Length of year33865.41 Earth days35571.72 Local days
92.72 Earth years
Length of day22.85 hours
Boiling point of water-30.3° Celcius
-22.6° Fahrenheit
Hydrosphere percentage 0.0
Cloud cover percentage 0.0
Ice cover percentage 0.1


Planet #9 Statistics
Planet typeSub-JovianSub-Jovian
Distance from primary star3.4E+009 KM23.061 AU
Mass9.7E+025Kg16.200 Earth masses
3.698 Earth masses dust
12.503 Earth masses gas
Equatorial radius33087.2 Km5.2 Earth radii
Density0.64 grams/cc0.12 Earth densities
Eccentricity of orbit0.090
Escape Velocity19.8 Km/sec
Molecular weight retained 0.0 and aboveH, H2, He, N, O, CH4, NH3, H2O...
Axial tilt52°
Planetary albedo 0.46
Exospheric Temperature 0.50° K-1272.50° C Earth temperature
Length of year48346.12 Earth days68964.40 Local days
132.36 Earth years
Length of day16.82 hours


Planet #10 Statistics
Planet typeRockRock
Low-G, Cold, Airless
Distance from primary star4.9E+009 KM32.686 AU
Mass1.4E+024Kg0.227 Earth masses
Surface gravity330.0 cm/sec20.34 Earth gees
Surface pressure 0 millibars0.000 Earth atmospheres
Surface temperature-242.0° Celcius
-403.5° Fahrenheit		-256.0° C Earth temperature
-460.7° F Earth temperature
Normal temperature range
NightDay
-245.4° C
-409.8° F		 - -238.3° C
-397.0° F
MinMax
-256.9° C
-430.3° F		 - -226.7° C
-376.1° F
Equatorial radius5234.4 Km0.82 Earth radii
Density2.26 grams/cc0.41 Earth densities
Eccentricity of orbit0.031
Escape Velocity 5.9 Km/sec
Molecular weight retained 0.0 and aboveH, H2, He, N, O, CH4, NH3, H2O...
Axial tilt57°
Planetary albedo 0.15
Exospheric Temperature 0.25° K-1272.75° C Earth temperature
Length of year81580.12 Earth days74210.86 Local days
223.35 Earth years
Length of day26.38 hours
Boiling point of water-48.4° Celcius
-55.0° Fahrenheit
Hydrosphere percentage 0.0
Cloud cover percentage 0.0
Ice cover percentage 0.1


Planet #11 Statistics
Planet typeRockRock
Low-G, Cold, Airless
Distance from primary star6.2E+009 KM41.549 AU
Mass1.5E+024Kg0.244 Earth masses
Surface gravity338.5 cm/sec20.35 Earth gees
Surface pressure 0 millibars0.000 Earth atmospheres
Surface temperature-245.5° Celcius
-409.8° Fahrenheit		-259.5° C Earth temperature
-467.0° F Earth temperature
Normal temperature range
NightDay
-248.5° C
-415.2° F		 - -242.3° C
-404.1° F
MinMax
-259.5° C
-435.2° F		 - -230.7° C
-383.2° F
Equatorial radius5364.4 Km0.84 Earth radii
Density2.26 grams/cc0.41 Earth densities
Eccentricity of orbit0.111
Escape Velocity 6.0 Km/sec
Molecular weight retained 0.0 and aboveH, H2, He, N, O, CH4, NH3, H2O...
Axial tilt61°
Planetary albedo 0.15
Exospheric Temperature 0.15° K-1272.85° C Earth temperature
Length of year116920.42 Earth days107725.21 Local days
320.11 Earth years
Length of day26.05 hours
Boiling point of water-46.8° Celcius
-52.3° Fahrenheit
Hydrosphere percentage 0.0
Cloud cover percentage 0.0
Ice cover percentage 0.1


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