🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.43 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 970.8

Radius: 9.9

Gravity: 9.91 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 0.65 AU - 1.07 AU

Year: 532 Days

Day: 11.8 Hours

Environment

Temp: -165 °C

Axial Tilt: 38 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 49,318,762 km

• M1: 125,064 km (0.095 R)
• M2: 475,572 km (0.087 R)
• M3: 847,472 km (0.047 R)
• M4: 1,194,838 km (0.101 R)
• M5: 1,510,490 km (0.111 R)
• M6: 2,499,481 km (0.109 R)
• M7: 2,815,582 km (0.063 R)
• M8: 3,476,954 km (0.055 R)
• M9: 5,475,731 km (0.101 R)
• M10: 6,052,131 km (0.09 R)
• M11: 6,792,342 km (0.11 R)
• M12: 7,130,732 km (0.082 R)
• M13: 7,524,773 km (0.103 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 100.1

Radius: 13.6

Gravity: 0.54 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 1.01 AU - 1.15 AU

Year: 748 Days

Day: 14.8 Hours

Environment

Temp: -169 °C

Axial Tilt: 36.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (4)

Outer Limit: 49,318,762 km

• M1: 169,195 km (0.109 R)
• M2: 676,781 km (0.12 R)
• M3: 1,119,890 km (0.103 R)
• M4: 2,583,106 km (0.092 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 503.2

Radius: 9.1

Gravity: 6.08 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 1.03 AU - 1.15 AU

Year: 759 Days

Day: 9.1 Hours

Environment

Temp: -183 °C

Axial Tilt: 47.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 49,318,762 km

• M1: 113,096 km (0.115 R)
• M2: 397,781 km (0.105 R)
• M3: 746,344 km (0.087 R)
• M4: 1,168,808 km (0.083 R)
• M5: 1,634,656 km (0.071 R)
• M6: 2,259,825 km (0.04 R)
• M7: 2,622,750 km (0.09 R)
• M8: 3,221,291 km (0.084 R)
• M9: 3,724,389 km (0.088 R)
• M10: 4,039,143 km (0.05 R)
• M11: 4,418,224 km (0.055 R)
• M12: 4,738,662 km (0.082 R)
• M13: 5,040,251 km (0.094 R)
• M14: 6,519,026 km (0.08 R)
• M15: 7,020,628 km (0.075 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 967.8

Radius: 9

Gravity: 11.95 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 1.02 AU - 1.38 AU

Year: 877 Days

Day: 10.2 Hours

Environment

Temp: -188 °C

Axial Tilt: 1.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 49,318,762 km

• M1: 111,899 km (0.105 R)
• M2: 398,379 km (0.1 R)
• M3: 867,967 km (0.098 R)
• M4: 1,614,311 km (0.09 R)
• M5: 2,056,821 km (0.056 R)
• M6: 2,688,124 km (0.101 R)
• M7: 3,256,297 km (0.112 R)
• M8: 3,745,033 km (0.112 R)
• M9: 4,047,969 km (0.112 R)
• M10: 5,114,751 km (0.118 R)
• M11: 5,944,720 km (0.107 R)
• M12: 6,380,948 km (0.068 R)
• M13: 6,745,069 km (0.105 R)
• M14: 7,268,512 km (0.075 R)
• M15: 7,921,806 km (0.099 R)
• M16: 8,316,146 km (0.045 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 968.6

Radius: 12.9

Gravity: 5.82 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 0.98 AU - 1.58 AU

Year: 966 Days

Day: 14.1 Hours

Environment

Temp: -188 °C

Axial Tilt: 7.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 49,318,762 km

• M1: 160,369 km (0.105 R)
• M2: 659,876 km (0.09 R)
• M3: 1,144,274 km (0.069 R)
• M4: 1,748,350 km (0.075 R)
• M5: 2,217,040 km (0.071 R)
• M6: 3,399,312 km (0.109 R)
• M7: 3,827,910 km (0.076 R)
• M8: 4,344,771 km (0.101 R)
• M9: 5,257,168 km (0.039 R)
• M10: 6,474,895 km (0.118 R)
• M11: 8,353,396 km (0.079 R)
• M12: 8,853,651 km (0.029 R)

Planet 6 - Gas Giant

Semi-Major Axis: 1.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 411.5

Radius: 12

Gravity: 2.86 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 1.07 AU - 1.49 AU

Year: 966 Days

Day: 10.4 Hours

Environment

Temp: -184 °C

Axial Tilt: 1.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 49,318,762 km

• M1: 149,299 km (0.085 R)
• M2: 542,741 km (0.096 R)
• M3: 926,759 km (0.085 R)
• M4: 1,401,433 km (0.038 R)
• M5: 1,928,915 km (0.108 R)
• M6: 2,532,094 km (0.118 R)
• M7: 2,932,866 km (0.033 R)
• M8: 3,456,758 km (0.101 R)
• M9: 3,908,394 km (0.093 R)
• M10: 4,288,672 km (0.037 R)
• M11: 4,845,625 km (0.098 R)
• M12: 5,303,843 km (0.049 R)
• M13: 6,985,921 km (0.106 R)
• M14: 7,572,195 km (0.051 R)

Planet 7 - Gas Giant

Semi-Major Axis: 1.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 16.4

Radius: 13.9

Gravity: 0.08 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 1.15 AU - 1.67 AU

Year: 1116 Days

Day: 10 Hours

Environment

Temp: -181 °C

Axial Tilt: 6.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 49,318,762 km

• M1: 177,872 km (0.053 R)
• M2: 710,739 km (0.031 R)
• M3: 1,356,553 km (0.11 R)
• M4: 1,975,440 km (0.102 R)
• M5: 2,524,913 km (0.055 R)

Planet 8 - Gas Giant

Semi-Major Axis: 1.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 476.8

Radius: 14.1

Gravity: 2.4 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 1.52 AU - 1.92 AU

Year: 1504 Days

Day: 6.5 Hours

Environment

Temp: -205 °C

Axial Tilt: 16.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 49,318,762 km

• M1: 175,628 km (0.114 R)
• M2: 1,211,743 km (0.086 R)
• M3: 1,736,682 km (0.085 R)
• M4: 2,557,824 km (0.056 R)
• M5: 3,093,834 km (0.117 R)
• M6: 4,218,959 km (0.103 R)
• M7: 4,724,750 km (0.094 R)
• M8: 6,214,595 km (0.066 R)
• M9: 7,785,223 km (0.038 R)
• M10: 8,951,189 km (0.038 R)
• M11: 9,637,544 km (0.116 R)
• M12: 10,552,634 km (0.097 R)
• M13: 11,318,874 km (0.102 R)

Asteroid Belt

Center: 3.74 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 9 - Ice Giant

Semi-Major Axis: 5.75 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 882.6

Radius: 3.3

Gravity: 81.05 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 5.09 AU - 6.41 AU

Year: 9195 Days

Day: 17.9 Hours

Environment

Temp: -223 °C

Axial Tilt: 24.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 49,318,762 km

• M1: 47,572 km (0.058 R)
• M2: 165,006 km (0.067 R)
• M3: 300,692 km (0.115 R)
• M4: 625,170 km (0.049 R)
• M5: 1,065,885 km (0.107 R)
• M6: 1,280,558 km (0.07 R)
• M7: 1,748,350 km (0.098 R)
• M8: 2,245,614 km (0.085 R)
• M9: 2,359,308 km (0.077 R)
• M10: 2,660,449 km (0.037 R)
• M11: 2,986,721 km (0.103 R)
• M12: 3,266,320 km (0.104 R)
• M13: 3,797,243 km (0.119 R)
• M14: 4,442,309 km (0.107 R)
• M15: 4,591,607 km (0.103 R)
• M16: 5,288,883 km (0.048 R)
• M17: 5,662,878 km (0.07 R)
• M18: 6,349,831 km (0.102 R)
• M19: 7,050,099 km (0.098 R)
• M20: 7,253,552 km (0.087 R)
• M21: 9,655,645 km (0.036 R)
• M22: 9,906,521 km (0.116 R)
• M23: 10,685,028 km (0.091 R)
• M24: 10,953,406 km (0.043 R)
• M25: 11,899,314 km (0.073 R)
• M26: 18,204,864 km (0.118 R)
• M27: 19,289,748 km (0.036 R)
• M28: 20,417,117 km (0.092 R)
• M29: 21,332,956 km (0.11 R)
• M30: 23,969,768 km (0.071 R)
• M31: 27,310,737 km (0.114 R)
• M32: 30,840,947 km (0.112 R)
• M33: 35,487,607 km (0.099 R)
• M34: 35,844,847 km (0.061 R)
• M35: 37,297,891 km (0.12 R)
• M36: 42,024,286 km (0.097 R)
• M37: 43,502,762 km (0.049 R)
• M38: 46,562,936 km (0.096 R)
• M39: 48,000,272 km (0.118 R)
• M40: 48,876,616 km (0.116 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 221 - 20,092 AU

Composition

Type: Cometary Reservoir

System's final boundary, containing trillions of icy planetesimals.

Gravitational Limit