Kappa Ceti
12 Planets (size proportional to Sqrt(Radius))
Sun Rock Rock Rock Venusian Terrestrial Martian Sub-Jovian Jovian Jovian Ice Sub-Jovian Rock See
Key
Stellar charactersistics
Stellar mass 1.00 solar masses
Stellar luminosity 0.85
Age 5.423 billion years
(6.342 billion left on main sequence)
Habitable ecosphere radius 0.922 AU

Planetary Overview
#TypeDist.MassRadius
1 Rock Rock 0.316 AU 0.077 EM 0.429 ER
2 Rock Rock 0.451 AU 0.096 EM 0.462 ER
3 Rock Rock 0.618 AU 0.055 EM 0.385 ER
4 Venusian Venusian 0.716 AU 0.595 EM 0.844 ER
5 Terrestrial Terrestrial 1.108 AU 1.592 EM 1.163 ER
6 Martian Martian 1.393 AU 0.179 EM 0.569 ER
7 Sub-Jovian Sub-Jovian 2.116 AU 16.693 EM 4.046 ER
8 Jovian Jovian 5.373 AU 934.473 EM 14.145 ER
9 Jovian Jovian 15.356 AU 149.172 EM 9.040 ER
10 Ice Ice 30.031 AU 0.948 EM 1.309 ER
11 Sub-Jovian Sub-Jovian 35.930 AU 1.074 EM 2.301 ER
12 Rock Rock 46.725 AU 0.114 EM 0.653 ER

Planet #1 Statistics
Planet typeRockRock
Resonant Spin Locked
Low-G, Hot, Airless, 1-Face
Distance from primary star4.7E+07 KM0.316 AU
Mass4.6E+23Kg0.077 Earth masses
Surface gravity408.6 cm/sec20.42 Earth gees
Surface pressure 0 millibars0.000 Earth atmospheres
Surface temperature185.2° Celcius
365.3° Fahrenheit		+171.2° C Earth temperature
+308.1° F Earth temperature
Normal temperature range
NightDay
-180.6° C
-293.1° F		 - 386.1° C
726.9° F
MinMax
-193.6° C
-316.5° F		 - 390.1° C
734.2° F
Equatorial radius2736.5 Km0.43 Earth radii
Density5.34 grams/cc0.97 Earth densities
Eccentricity of orbit0.134
Escape Velocity 4.7 Km/sec
Molecular weight retained301.4 and above
Axial tilt16°
Planetary albedo 0.07
Exospheric Temperature10824.02° K+9551.02° C Earth temperature
Length of year64.94 Earth days1.31 Local days
Length of day1189.13 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 typeRockRock
Tidally Locked 1 Face
Low-G, Hot, Airless, 1-Face
Distance from primary star6.7E+07 KM0.451 AU
Mass5.7E+23Kg0.096 Earth masses
Surface gravity440.5 cm/sec20.45 Earth gees
Surface pressure 0 millibars0.000 Earth atmospheres
Surface temperature110.7° Celcius
231.2° Fahrenheit		+96.7° C Earth temperature
+174.0° F Earth temperature
Normal temperature range
MinMax
-219.7° C
-363.4° F		 - 298.9° C
570.0° F
Equatorial radius2947.2 Km0.46 Earth radii
Density5.35 grams/cc0.97 Earth densities
Eccentricity of orbit0.027
Escape Velocity 5.1 Km/sec
Molecular weight retained127.7 and aboveXe
Axial tilt21°
Planetary albedo 0.07
Exospheric Temperature5324.33° K+4051.33° C Earth temperature
Length of year110.56 Earth days1.00 Local days
Length of day2653.35 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 #3 Statistics
Planet typeRockRock
Tidally Locked 1 Face
Low-G, Hot, Airless, 1-Face
Distance from primary star9.2E+07 KM0.618 AU
Mass3.3E+23Kg0.055 Earth masses
Surface gravity366.4 cm/sec20.37 Earth gees
Surface pressure 0 millibars0.000 Earth atmospheres
Surface temperature 54.6° Celcius
130.4° Fahrenheit		+40.6° C Earth temperature
+73.2° F Earth temperature
Normal temperature range
MinMax
-230.1° C
-382.2° F		 - 228.5° C
443.3° F
Equatorial radius2457.0 Km0.39 Earth radii
Density5.34 grams/cc0.97 Earth densities
Eccentricity of orbit0.066
Escape Velocity 4.2 Km/sec
Molecular weight retained98.0 and aboveXe
Axial tilt25°
Planetary albedo 0.07
Exospheric Temperature2832.13° K+1559.13° C Earth temperature
Length of year177.50 Earth days1.00 Local days
Length of day4259.99 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 typeVenusianVenusian
Hot, Arid, Cloudy, Unbreathably thick atmosphere
Distance from primary star1.1E+08 KM0.716 AU
Mass3.6E+24Kg0.595 Earth masses
Surface gravity819.0 cm/sec20.84 Earth gees
Surface pressure50268 millibars49.610 Earth atmospheres
Surface temperature312.0° Celcius
593.7° Fahrenheit		+298.0° C Earth temperature
+536.5° F Earth temperature
Normal temperature range
MinMax
301.8° C
575.2° F		 - 320.1° C
608.1° F
Equatorial radius5384.3 Km0.84 Earth radii
Density5.44 grams/cc0.99 Earth densities
Eccentricity of orbit0.068
Escape Velocity 9.4 Km/sec
Molecular weight retained15.0 and aboveO, CH4, NH3, H2O, Ne, N2, CO, NO...
Axial tilt20°
Planetary albedo 0.52
Exospheric Temperature2113.03° K+840.03° C Earth temperature
Length of year221.11 Earth days93.73 Local days
Length of day56.61 hours
Boiling point of water251.7° Celcius
485.0° Fahrenheit
Hydrosphere percentage 0.0
Cloud cover percentage100.0
Ice cover percentage 0.0


Planet #5 Statistics
Planet typeTerrestrialTerrestrial
Cool, Wet, Thick atmosphere (He - unbreathable)
Distance from primary star1.7E+08 KM1.108 AU
Mass9.5E+24Kg1.592 Earth masses
Surface gravity1154.1 cm/sec21.18 Earth gees
Surface pressure 2566 millibars2.532 Earth atmospheres
Surface temperature 9.0° Celcius
48.2° Fahrenheit		-5.0° C Earth temperature
-9.0° F Earth temperature
Normal temperature range
NightDay
6.3° C
43.4° F		 - 11.6° C
52.8° F
MinMax
-9.2° C
15.4° F		 - 26.3° C
79.3° F
Equatorial radius7415.9 Km1.2 Earth radii
Density5.57 grams/cc1 Earth densities
Eccentricity of orbit0.007
Escape Velocity13.1 Km/sec
Molecular weight retained 3.3 and aboveHe, N, O, CH4, NH3, H2O, Ne, N2...
Helium 99.5%  2553 mb (ipp: 2490) 
Nitrogen  0.5%  12 mb (ipp: 12) 
Axial tilt23°
Planetary albedo 0.24
Exospheric Temperature881.27° K-391.73° C Earth temperature
Length of year426.04 Earth days708.35 Local days
1.17 Earth years
Length of day14.43 hours
Boiling point of water127.7° Celcius
261.9° Fahrenheit
Hydrosphere percentage83.6
Cloud cover percentage41.1
Ice cover percentage 3.9


Planet #6 Statistics
Planet typeMartianMartian
Low-G, Cold, Icy, Arid, Cloudless, Unbreathably thin atmosphere
Distance from primary star2.1E+08 KM1.393 AU
Mass1.1E+24Kg0.179 Earth masses
Surface gravity544.1 cm/sec20.55 Earth gees
Surface pressure 33 millibars0.032 Earth atmospheres
Surface temperature-76.8° Celcius
-106.3° Fahrenheit		-90.8° C Earth temperature
-163.5° F Earth temperature
Normal temperature range
NightDay
-91.7° C
-133.0° F		 - -62.3° C
-80.1° F
MinMax
-116.7° C
-178.0° F		 - -38.3° C
-37.0° F
Equatorial radius3626.3 Km0.57 Earth radii
Density5.37 grams/cc0.97 Earth densities
Eccentricity of orbit0.010
Escape Velocity 6.3 Km/sec
Molecular weight retained 8.8 and aboveN, O, CH4, NH3, H2O, Ne, N2, CO...
Axial tilt22°
Planetary albedo 0.48
Exospheric Temperature557.87° K-715.13° C Earth temperature
Length of year600.32 Earth days676.66 Local days
1.64 Earth years
Length of day21.29 hours
Boiling point of water24.6° Celcius
76.2° Fahrenheit
Hydrosphere percentage 0.0
Cloud cover percentage 0.1
Ice cover percentage59.1


Planet #7 Statistics
Planet typeSub-JovianSub-Jovian
Distance from primary star3.2E+08 KM2.116 AU
Mass1E+26Kg16.693 Earth masses
6.605 Earth masses dust
10.088 Earth masses gas
Equatorial radius25805.8 Km4 Earth radii
Density1.39 grams/cc0.25 Earth densities
Eccentricity of orbit0.007
Escape Velocity22.7 Km/sec
Molecular weight retained 0.3 and aboveH, H2, He, N, O, CH4, NH3, H2O...
Axial tilt24°
Planetary albedo 0.54
Exospheric Temperature241.64° K-1031.36° C Earth temperature
Length of year1124.35 Earth days2087.39 Local days
3.08 Earth years
Length of day12.93 hours


Planet #8 Statistics
Planet typeJovianJovian
Distance from primary star8E+08 KM5.373 AU
Mass5.6E+27Kg934.473 Earth masses
53.130 Earth masses dust
881.343 Earth masses gas
Equatorial radius90215.2 Km14 Earth radii
Density1.82 grams/cc0.33 Earth densities
Eccentricity of orbit0.107
Escape Velocity90.9 Km/sec
Molecular weight retained 0.0 and aboveH, H2, He, N, O, CH4, NH3, H2O...
Axial tilt36°
Planetary albedo 0.52
Exospheric Temperature 37.48° K-1235.52° C Earth temperature
Length of year4542.90 Earth days18050.86 Local days
12.44 Earth years
Length of day6.04 hours


Planet #9 Statistics
Planet typeJovianJovian
Distance from primary star2.3E+09 KM15.356 AU
Mass8.9E+26Kg149.172 Earth masses
12.480 Earth masses dust
136.692 Earth masses gas
Equatorial radius57658.3 Km9 Earth radii
Density1.11 grams/cc0.2 Earth densities
Eccentricity of orbit0.025
Escape Velocity45.4 Km/sec
Molecular weight retained 0.0 and aboveH, H2, He, N, O, CH4, NH3, H2O...
Axial tilt43°
Planetary albedo 0.53
Exospheric Temperature 4.59° K-1268.41° C Earth temperature
Length of year21975.40 Earth days54585.84 Local days
60.16 Earth years
Length of day9.66 hours


Planet #10 Statistics
Planet typeIceIce
Low-G, Cold, Icy, Arid, Cloudless, Thin atmosphere
Distance from primary star4.5E+09 KM30.031 AU
Mass5.7E+24Kg
0.948 Earth masses
0.747 Earth masses dust
0.200 Earth masses gas
Surface gravity542.6 cm/sec20.55 Earth gees
Surface pressure 227 millibars0.224 Earth atmospheres
Surface temperature-224.7° Celcius
-372.4° Fahrenheit		-238.7° C Earth temperature
-429.6° F Earth temperature
Normal temperature range
NightDay
-226.6° C
-375.9° F		 - -222.8° C
-369.0° F
MinMax
-241.9° C
-403.4° F		 - -208.9° C
-343.9° F
Equatorial radius8346.1 Km1.3 Earth radii
Density2.33 grams/cc0.42 Earth densities
Eccentricity of orbit0.000
Escape Velocity 9.5 Km/sec
Molecular weight retained 0.0 and aboveH, H2, He, N, O, CH4, NH3, H2O...
Axial tilt35°
Planetary albedo 0.23
Exospheric Temperature 1.20° K-1271.80° C Earth temperature
Length of year60109.20 Earth days70116.98 Local days
164.57 Earth years
Length of day20.57 hours
Boiling point of water63.1° Celcius
145.5° Fahrenheit
Hydrosphere percentage 0.0
Cloud cover percentage 0.0
Ice cover percentage100.0


Planet #11 Statistics
Planet typeSub-JovianSub-Jovian
Distance from primary star5.4E+09 KM35.930 AU
Mass6.4E+24Kg1.074 Earth masses
0.568 Earth masses dust
0.506 Earth masses gas
Equatorial radius14678.3 Km2.3 Earth radii
Density0.48 grams/cc0.088 Earth densities
Eccentricity of orbit0.000
Escape Velocity 7.6 Km/sec
Molecular weight retained 0.0 and aboveH, H2, He, N, O, CH4, NH3, H2O...
Axial tilt35°
Planetary albedo 0.53
Exospheric Temperature 0.84° K-1272.16° C Earth temperature
Length of year78665.15 Earth days65128.10 Local days
215.37 Earth years
Length of day28.99 hours


Planet #12 Statistics
Planet typeRockRock
Low-G, Cold, Airless
Distance from primary star7E+09 KM46.725 AU
Mass6.8E+23Kg0.114 Earth masses
Surface gravity260.8 cm/sec20.27 Earth gees
Surface pressure 0 millibars0.000 Earth atmospheres
Surface temperature-236.2° Celcius
-393.2° Fahrenheit		-250.2° C Earth temperature
-450.4° F Earth temperature
Normal temperature range
NightDay
-240.8° C
-401.5° F		 - -231.4° C
-384.6° F
MinMax
-255.8° C
-428.4° F		 - -215.9° C
-356.7° F
Equatorial radius4166.6 Km0.65 Earth radii
Density2.24 grams/cc0.41 Earth densities
Eccentricity of orbit0.082
Escape Velocity 4.7 Km/sec
Molecular weight retained 0.0 and aboveH, H2, He, N, O, CH4, NH3, H2O...
Axial tilt38°
Planetary albedo 0.15
Exospheric Temperature 0.50° K-1272.50° C Earth temperature
Length of year116661.44 Earth days94343.25 Local days
319.40 Earth years
Length of day29.68 hours
Boiling point of water-64.5° Celcius
-84.1° Fahrenheit
Hydrosphere percentage 0.0
Cloud cover percentage 0.0
Ice cover percentage 0.1


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