70 Ophiuchi B
7 Planets (size proportional to Sqrt(Radius))
Sun Rock 1Face 1Face Ice Ice Martian GasDwarf See
Key
Stellar characteristics
Stellar mass 0.70 solar masses
Stellar luminosity 0.09
Age 3.481 billion years
(77.560 billion left on main sequence)
Habitable ecosphere radius 0.294 AU (0.239 - 0.425 AU)

Planetary Overview
#TypeDist.MassRadius
1 Rock Rock 0.335 AU 0.084 EM 0.442 ER
2 1Face 1Face 0.502 AU 0.086 EM 0.445 ER
3 1Face 1Face 0.683 AU 0.102 EM 0.471 ER
4 Ice Ice 0.820 AU 0.897 EM 0.965 ER
5 Ice Ice 1.118 AU 0.674 EM 0.879 ER
6 Martian Martian 1.271 AU 0.356 EM 0.951 ER
7 GasDwarf GasDwarf 2.403 AU 4.680 EM 2.160 ER

Planet #1 Statistics
Planet typeRockRock
Resonant Spin Locked
Low-G, Cold, Airless, 1-Face
Distance from primary star5E+07 KM0.335 AU
Mass5E+23Kg0.084 Earth masses
Surface gravity420.9 cm/sec20.43 Earth gees
Surface pressure 0 millibars0.000 Earth atmospheres
Surface temperature-21.7° Celcius
-7.1° Fahrenheit		-35.7° C Earth temperature
-64.3° F Earth temperature
Normal temperature range
NightDay
-221.0° C
-365.8° F		 - 122.1° C
251.7° F
MinMax
-232.7° C
-386.8° F		 - 128.2° C
262.8° F
Equatorial radius2817.8 Km0.44 Earth radii
Density5.35 grams/cc0.97 Earth densities
Eccentricity of orbit0.220
Escape Velocity 4.9 Km/sec
Molecular weight retained25.4 and aboveN2, CO, NO, O2, H2S, Ar, CO2, N2O...
Axial tilt13°
Planetary albedo 0.07
Exospheric Temperature980.31° K-292.69° C Earth temperature
Length of year84.64 Earth days1.56 Local days
Length of day1298.69 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 type1Face1Face
Tidally Locked 1 Face
Low-G, Cold, Icy, Arid, Cloudless, Boiling ocean, Unbreathably thin atmosphere, 1-Face
Distance from primary star7.5E+07 KM0.502 AU
Mass5.1E+23Kg0.086 Earth masses
Surface gravity424.3 cm/sec20.43 Earth gees
Surface pressure 11 millibars0.011 Earth atmospheres
Surface temperature-94.7° Celcius
-138.4° Fahrenheit		-108.7° C Earth temperature
-195.6° F Earth temperature
Normal temperature range
MinMax
-246.8° C
-412.3° F		 - 27.8° C
82.1° F
Equatorial radius2840.2 Km0.45 Earth radii
Density5.35 grams/cc0.97 Earth densities
Eccentricity of orbit0.062
Escape Velocity 4.9 Km/sec
Molecular weight retained11.2 and aboveN, O, CH4, NH3, H2O, Ne, N2, CO...
Axial tilt12°
Planetary albedo 0.51
Exospheric Temperature437.81° K-835.19° C Earth temperature
Length of year154.94 Earth days1.00 Local days
Length of day3718.53 hours
Boiling point of water6.1° Celcius
43.1° Fahrenheit
Hydrosphere percentage 0.0
Cloud cover percentage 0.0
Ice cover percentage65.8


Planet #3 Statistics
Planet type1Face1Face
Tidally Locked 1 Face
Low-G, Cold, Icy, Arid, Cloudless, Unbreathably thin atmosphere, 1-Face
Distance from primary star1E+08 KM0.683 AU
Mass6.1E+23Kg0.102 Earth masses
Surface gravity449.3 cm/sec20.46 Earth gees
Surface pressure 15 millibars0.015 Earth atmospheres
Surface temperature-120.8° Celcius
-185.4° Fahrenheit		-134.8° C Earth temperature
-242.6° F Earth temperature
Normal temperature range
MinMax
-250.2° C
-418.4° F		 - -9.6° C
14.8° F
Equatorial radius3005.1 Km0.47 Earth radii
Density5.35 grams/cc0.97 Earth densities
Eccentricity of orbit0.095
Escape Velocity 5.2 Km/sec
Molecular weight retained 5.4 and aboveN, O, CH4, NH3, H2O, Ne, N2, CO...
Axial tilt20°
Planetary albedo 0.53
Exospheric Temperature236.39° K-1036.61° C Earth temperature
Length of year245.98 Earth days1.00 Local days
Length of day5903.50 hours
Boiling point of water11.5° Celcius
52.7° Fahrenheit
Hydrosphere percentage 0.0
Cloud cover percentage 0.0
Ice cover percentage69.6


Planet #4 Statistics
Planet typeIceIce
Cold, Icy, Arid, Cloudless, Normal atmosphere
Distance from primary star1.2E+08 KM0.820 AU
Mass5.4E+24Kg0.897 Earth masses
Surface gravity943.7 cm/sec20.96 Earth gees
Surface pressure 1162 millibars1.147 Earth atmospheres
Surface temperature-133.1° Celcius
-207.6° Fahrenheit		-147.1° C Earth temperature
-264.8° F Earth temperature
Normal temperature range
NightDay
-135.4° C
-211.7° F		 - -131.0° C
-203.8° F
MinMax
-152.7° C
-242.9° F		 - -115.1° C
-175.2° F
Equatorial radius6156.2 Km0.97 Earth radii
Density5.49 grams/cc0.99 Earth densities
Eccentricity of orbit0.056
Escape Velocity10.8 Km/sec
Molecular weight retained 0.9 and aboveH, H2, He, N, O, CH4, NH3, H2O...
Axial tilt23°
Planetary albedo 0.70
Exospheric Temperature163.83° K-1109.17° C Earth temperature
Length of year323.83 Earth days463.31 Local days
Length of day16.78 hours
Boiling point of water104.0° Celcius
219.3° Fahrenheit
Hydrosphere percentage 0.0
Cloud cover percentage 0.0
Ice cover percentage100.0


Planet #5 Statistics
Planet typeIceIce
Cold, Icy, Arid, Cloudless, Normal atmosphere
Distance from primary star1.7E+08 KM1.118 AU
Mass4E+24Kg0.674 Earth masses
Surface gravity854.7 cm/sec20.87 Earth gees
Surface pressure 656 millibars0.647 Earth atmospheres
Surface temperature-156.5° Celcius
-249.8° Fahrenheit		-170.5° C Earth temperature
-307.0° F Earth temperature
Normal temperature range
NightDay
-159.0° C
-254.2° F		 - -154.2° C
-245.6° F
MinMax
-177.3° C
-287.1° F		 - -137.6° C
-215.7° F
Equatorial radius5607.0 Km0.88 Earth radii
Density5.45 grams/cc0.99 Earth densities
Eccentricity of orbit0.019
Escape Velocity 9.8 Km/sec
Molecular weight retained 0.6 and aboveH, H2, He, N, O, CH4, NH3, H2O...
Axial tilt20°
Planetary albedo 0.70
Exospheric Temperature 88.17° K-1184.83° C Earth temperature
Length of year515.39 Earth days744.11 Local days
1.41 Earth years
Length of day16.62 hours
Boiling point of water88.6° Celcius
191.5° Fahrenheit
Hydrosphere percentage 0.0
Cloud cover percentage 0.0
Ice cover percentage100.0


Planet #6 Statistics
Planet typeMartianMartian
Low-G, Cold, Icy, Arid, Cloudless, Thin atmosphere
Distance from primary star1.9E+08 KM1.271 AU
Mass2.1E+24Kg0.356 Earth masses
Surface gravity385.2 cm/sec20.39 Earth gees
Surface pressure 98 millibars0.097 Earth atmospheres
Surface temperature-147.1° Celcius
-232.8° Fahrenheit		-161.1° C Earth temperature
-290.0° F Earth temperature
Normal temperature range
NightDay
-155.4° C
-247.6° F		 - -139.3° C
-218.7° F
MinMax
-177.5° C
-287.5° F		 - -118.7° C
-181.6° F
Equatorial radius6068.6 Km0.95 Earth radii
Density2.27 grams/cc0.41 Earth densities
Eccentricity of orbit0.055
Escape Velocity 6.8 Km/sec
Molecular weight retained 0.9 and aboveH, H2, He, N, O, CH4, NH3, H2O...
Axial tilt27°
Planetary albedo 0.33
Exospheric Temperature 68.16° K-1204.84° C Earth temperature
Length of year625.17 Earth days609.43 Local days
1.71 Earth years
Length of day24.62 hours
Boiling point of water45.2° Celcius
113.4° Fahrenheit
Hydrosphere percentage 0.0
Cloud cover percentage 0.0
Ice cover percentage32.0


Planet #7 Statistics
Planet typeGasDwarfGasDwarf
Distance from primary star3.6E+08 KM2.403 AU
Mass2.8E+25Kg4.680 Earth masses
Equatorial radius13777.2 Km2.2 Earth radii
Density2.55 grams/cc0.46 Earth densities
Eccentricity of orbit0.039
Escape Velocity16.5 Km/sec
Molecular weight retained 0.1 and aboveH, H2, He, N, O, CH4, NH3, H2O...
Axial tilt34°
Planetary albedo 0.60
Exospheric Temperature 19.08° K-1253.92° C Earth temperature
Length of year1624.62 Earth days2551.06 Local days
4.45 Earth years
Length of day15.28 hours


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