Xi Bootis A
9 Planets (size proportional to Sqrt(Radius))
Sun Rock Rock Rock Rock Martian Martian Sub-Jovian Martian Jovian See
Key
Stellar charactersistics
Stellar mass 0.90 solar masses
Stellar luminosity 0.52
Age 4.358 billion years
(12.950 billion left on main sequence)
Habitable ecosphere radius 0.721 AU

Planetary Overview
#TypeDist.MassRadius
1 Rock Rock 0.395 AU 0.061 EM 0.397 ER
2 Rock Rock 0.488 AU 0.268 EM 0.650 ER
3 Rock Rock 0.579 AU 0.170 EM 0.558 ER
4 Rock Rock 0.691 AU 0.005 EM 0.168 ER
5 Martian Martian 1.017 AU 0.113 EM 0.487 ER
6 Martian Martian 1.138 AU 0.374 EM 0.725 ER
7 Sub-Jovian Sub-Jovian 1.631 AU 8.010 EM 3.262 ER
8 Martian Martian 2.641 AU 0.440 EM 0.764 ER
9 Jovian Jovian 3.887 AU 163.283 EM 8.449 ER

Planet #1 Statistics
Planet typeRockRock
Tidally Locked 1 Face
Low-G, Hot, Airless, 1-Face
Distance from primary star5.9E+07 KM0.395 AU
Mass3.6E+23Kg0.061 Earth masses
Surface gravity377.5 cm/sec20.38 Earth gees
Surface pressure 0 millibars0.000 Earth atmospheres
Surface temperature 89.4° Celcius
192.9° Fahrenheit		+75.4° C Earth temperature
+135.7° F Earth temperature
+48.6° C greenhouse effect
Normal temperature range
MinMax
-221.2° C
-366.1° F		 - 271.9° C
521.5° F
Equatorial radius2530.3 Km0.4 Earth radii
Density5.34 grams/cc0.97 Earth densities
Eccentricity of orbit0.060
Escape Velocity 4.4 Km/sec
Molecular weight retained137.3 and above
Axial tilt21°
Planetary albedo 0.07
Exospheric Temperature4237.15° K+2964.15° C Earth temperature
Length of year95.67 Earth days1.00 Local days
Length of day2296.18 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 star7.3E+07 KM0.488 AU
Mass1.6E+24Kg0.268 Earth masses
Surface gravity623.7 cm/sec20.64 Earth gees
Surface pressure 0 millibars0.000 Earth atmospheres
Surface temperature 53.0° Celcius
127.4° Fahrenheit		+39.0° C Earth temperature
+70.2° F Earth temperature
Normal temperature range
MinMax
-229.2° C
-380.6° F		 - 226.0° C
438.9° F
Equatorial radius4142.7 Km0.65 Earth radii
Density5.39 grams/cc0.98 Earth densities
Eccentricity of orbit0.009
Escape Velocity 7.2 Km/sec
Molecular weight retained33.2 and aboveH2S, Ar, CO2, N2O, NO2, O3, SO2, SO3...
Axial tilt15°
Planetary albedo 0.07
Exospheric Temperature2775.47° K+1502.47° C Earth temperature
Length of year131.40 Earth days1.00 Local days
Length of day3153.61 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 star8.7E+07 KM0.579 AU
Mass1E+24Kg0.170 Earth masses
Surface gravity534.0 cm/sec20.54 Earth gees
Surface pressure 0 millibars0.000 Earth atmospheres
Surface temperature 26.5° Celcius
79.7° Fahrenheit		+12.5° C Earth temperature
+22.5° F Earth temperature
Normal temperature range
MinMax
-233.1° C
-387.7° F		 - 192.4° C
378.3° F
Equatorial radius3560.3 Km0.56 Earth radii
Density5.37 grams/cc0.97 Earth densities
Eccentricity of orbit0.056
Escape Velocity 6.2 Km/sec
Molecular weight retained32.2 and aboveH2S, Ar, CO2, N2O, NO2, O3, SO2, SO3...
Axial tilt19°
Planetary albedo 0.07
Exospheric Temperature1977.78° K+704.78° C Earth temperature
Length of year169.42 Earth days1.00 Local days
Length of day4066.09 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 typeRockRock
Tidally Locked 1 Face
Low-G, Cold, Airless, 1-Face
Distance from primary star1E+08 KM0.691 AU
Mass2.7E+22Kg0.005 Earth masses
Surface gravity159.1 cm/sec20.16 Earth gees
Surface pressure 0 millibars0.000 Earth atmospheres
Surface temperature 1.1° Celcius
33.9° Fahrenheit		-12.9° C Earth temperature
-23.3° F Earth temperature
Normal temperature range
MinMax
-236.2° C
-393.2° F		 - 159.7° C
319.5° F
Equatorial radius1071.3 Km0.17 Earth radii
Density5.31 grams/cc0.96 Earth densities
Eccentricity of orbit0.084
Escape Velocity 1.8 Km/sec
Molecular weight retained251.9 and above
Axial tilt17°
Planetary albedo 0.07
Exospheric Temperature1387.22° K+114.22° C Earth temperature
Length of year221.05 Earth days1.00 Local days
Length of day5305.21 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 #5 Statistics
Planet typeMartianMartian
Low-G, Cold, Icy, Arid, Cloudless, Unbreathably thin atmosphere
Distance from primary star1.5E+08 KM1.017 AU
Mass6.7E+23Kg0.113 Earth masses
Surface gravity465.0 cm/sec20.47 Earth gees
Surface pressure 14 millibars0.014 Earth atmospheres
Surface temperature-71.3° Celcius
-96.3° Fahrenheit		-85.3° C Earth temperature
-153.5° F Earth temperature
Normal temperature range
NightDay
-93.7° C
-136.6° F		 - -49.2° C
-56.6° F
MinMax
-118.7° C
-181.6° F		 - -24.8° C
-12.6° F
Equatorial radius3108.5 Km0.49 Earth radii
Density5.35 grams/cc0.97 Earth densities
Eccentricity of orbit0.041
Escape Velocity 5.4 Km/sec
Molecular weight retained13.8 and aboveN, O, CH4, NH3, H2O, Ne, N2, CO...
Axial tilt30°
Planetary albedo 0.46
Exospheric Temperature640.48° K-632.52° C Earth temperature
Length of year394.66 Earth days331.57 Local days
1.08 Earth years
Length of day28.57 hours
Boiling point of water10.8° Celcius
51.4° Fahrenheit
Hydrosphere percentage 0.0
Cloud cover percentage 0.1
Ice cover percentage56.1


Planet #6 Statistics
Planet typeMartianMartian
Low-G, Cold, Icy, Arid, Cloudless, Thin atmosphere
Distance from primary star1.7E+08 KM1.138 AU
Mass2.2E+24Kg0.374 Earth masses
Surface gravity698.5 cm/sec20.71 Earth gees
Surface pressure 158 millibars0.156 Earth atmospheres
Surface temperature-89.7° Celcius
-129.4° Fahrenheit		-103.7° C Earth temperature
-186.6° F Earth temperature
Normal temperature range
NightDay
-97.6° C
-143.7° F		 - -82.1° C
-115.7° F
MinMax
-122.4° C
-188.3° F		 - -58.8° C
-73.9° F
Equatorial radius4622.4 Km0.72 Earth radii
Density5.41 grams/cc0.98 Earth densities
Eccentricity of orbit0.038
Escape Velocity 8.0 Km/sec
Molecular weight retained 4.9 and aboveN, O, CH4, NH3, H2O, Ne, N2, CO...
Axial tilt17°
Planetary albedo 0.61
Exospheric Temperature510.83° K-762.17° C Earth temperature
Length of year467.62 Earth days593.17 Local days
1.28 Earth years
Length of day18.92 hours
Boiling point of water55.1° Celcius
131.1° Fahrenheit
Hydrosphere percentage 0.0
Cloud cover percentage 0.2
Ice cover percentage84.3


Planet #7 Statistics
Planet typeSub-JovianSub-Jovian
Distance from primary star2.4E+08 KM1.631 AU
Mass4.8E+25Kg8.010 Earth masses
5.664 Earth masses dust
2.346 Earth masses gas
Equatorial radius20805.0 Km3.3 Earth radii
Density1.27 grams/cc0.23 Earth densities
Eccentricity of orbit0.134
Escape Velocity17.5 Km/sec
Molecular weight retained 0.5 and aboveH, H2, He, N, O, CH4, NH3, H2O...
Axial tilt34°
Planetary albedo 0.47
Exospheric Temperature248.79° K-1024.21° C Earth temperature
Length of year802.09 Earth days1279.21 Local days
2.20 Earth years
Length of day15.05 hours


Planet #8 Statistics
Planet typeMartianMartian
Low-G, Cold, Icy, Arid, Cloudless, Thin atmosphere
Distance from primary star4E+08 KM2.641 AU
Mass2.6E+24Kg0.440 Earth masses
Surface gravity738.2 cm/sec20.75 Earth gees
Surface pressure 218 millibars0.215 Earth atmospheres
Surface temperature-153.7° Celcius
-244.7° Fahrenheit		-167.7° C Earth temperature
-301.9° F Earth temperature
Normal temperature range
NightDay
-158.0° C
-252.4° F		 - -149.6° C
-237.3° F
MinMax
-177.5° C
-287.6° F		 - -131.8° C
-205.3° F
Equatorial radius4875.2 Km0.76 Earth radii
Density5.42 grams/cc0.98 Earth densities
Eccentricity of orbit0.030
Escape Velocity 8.5 Km/sec
Molecular weight retained 0.9 and aboveH, H2, He, N, O, CH4, NH3, H2O...
Axial tilt36°
Planetary albedo 0.64
Exospheric Temperature 94.89° K-1178.11° C Earth temperature
Length of year1652.68 Earth days2248.14 Local days
4.52 Earth years
Length of day17.64 hours
Boiling point of water62.1° Celcius
143.8° Fahrenheit
Hydrosphere percentage 0.0
Cloud cover percentage 0.0
Ice cover percentage89.1


Planet #9 Statistics
Planet typeJovianJovian
Distance from primary star5.8E+08 KM3.887 AU
Mass9.8E+26Kg163.283 Earth masses
20.377 Earth masses dust
142.906 Earth masses gas
Equatorial radius53886.5 Km8.4 Earth radii
Density1.49 grams/cc0.27 Earth densities
Eccentricity of orbit0.017
Escape Velocity49.2 Km/sec
Molecular weight retained 0.0 and aboveH, H2, He, N, O, CH4, NH3, H2O...
Axial tilt22°
Planetary albedo 0.50
Exospheric Temperature 43.81° K-1229.19° C Earth temperature
Length of year2949.68 Earth days8202.15 Local days
8.08 Earth years
Length of day8.63 hours


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