🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.46 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 429.9

Radius: 12.2

Gravity: 2.89 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 0.79 AU - 1.05 AU

Year: 561 Days

Day: 13.1 Hours

Environment

Temp: -160 °C

Axial Tilt: 26.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 74,369,015 km

• M1: 153,936 km (0.098 R)
• M2: 549,922 km (0.069 R)
• M3: 1,029,533 km (0.064 R)
• M4: 1,508,844 km (0.066 R)
• M5: 1,930,860 km (0.09 R)
• M6: 3,086,503 km (0.074 R)
• M7: 3,726,932 km (0.108 R)
• M8: 4,397,280 km (0.057 R)
• M9: 5,005,694 km (0.11 R)
• M10: 5,486,053 km (0.106 R)

Planet 2 - Gas Giant

Semi-Major Axis: 3.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 297.7

Radius: 13.4

Gravity: 1.66 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 3.11 AU - 3.89 AU

Year: 4163 Days

Day: 8.9 Hours

Environment

Temp: -202 °C

Axial Tilt: 17.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 74,369,015 km

• M1: 166,652 km (0.062 R)
• M2: 651,200 km (0.026 R)
• M3: 1,225,356 km (0.051 R)
• M4: 1,686,267 km (0.052 R)
• M5: 2,318,318 km (0.104 R)
• M6: 3,172,522 km (0.096 R)
• M7: 4,768,731 km (0.059 R)
• M8: 5,834,317 km (0.033 R)
• M9: 6,819,569 km (0.037 R)
• M10: 7,722,990 km (0.047 R)
• M11: 9,261,155 km (0.053 R)
• M12: 11,035,087 km (0.12 R)
• M13: 13,478,768 km (0.034 R)
• M14: 14,224,962 km (0.097 R)
• M15: 14,998,683 km (0.062 R)
• M16: 18,320,802 km (0.095 R)
• M17: 19,005,063 km (0.094 R)

Planet 3 - Ice Giant

Semi-Major Axis: 7.77 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 734

Radius: 4.4

Gravity: 37.91 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 7.68 AU - 7.86 AU

Year: 13771 Days

Day: 22.9 Hours

Environment

Temp: -225 °C

Axial Tilt: 15.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (44)

Outer Limit: 74,369,015 km

• M1: 60,288 km (0.116 R)
• M2: 239,656 km (0.069 R)
• M3: 657,632 km (0.113 R)
• M4: 862,133 km (0.071 R)
• M5: 1,060,499 km (0.086 R)
• M6: 1,302,549 km (0.099 R)
• M7: 1,580,502 km (0.034 R)
• M8: 1,827,039 km (0.033 R)
• M9: 2,481,081 km (0.107 R)
• M10: 2,677,802 km (0.034 R)
• M11: 3,764,780 km (0.065 R)
• M12: 4,580,986 km (0.039 R)
• M13: 4,877,489 km (0.049 R)
• M14: 5,958,932 km (0.033 R)
• M15: 7,682,599 km (0.108 R)
• M16: 8,053,751 km (0.108 R)
• M17: 8,781,993 km (0.09 R)
• M18: 8,983,502 km (0.109 R)
• M19: 9,447,854 km (0.097 R)
• M20: 9,819,903 km (0.109 R)
• M21: 10,146,625 km (0.094 R)
• M22: 11,229,115 km (0.062 R)
• M23: 11,828,704 km (0.113 R)
• M24: 12,703,552 km (0.093 R)
• M25: 13,354,303 km (0.095 R)
• M26: 15,586,004 km (0.112 R)
• M27: 17,732,434 km (0.11 R)
• M28: 18,462,172 km (0.049 R)
• M29: 20,682,504 km (0.048 R)
• M30: 21,039,145 km (0.06 R)
• M31: 21,399,975 km (0.105 R)
• M32: 21,581,886 km (0.045 R)
• M33: 21,764,845 km (0.028 R)
• M34: 23,170,167 km (0.117 R)
• M35: 24,834,593 km (0.111 R)
• M36: 25,440,614 km (0.054 R)
• M37: 30,189,150 km (0.095 R)
• M38: 36,006,861 km (0.096 R)
• M39: 40,135,912 km (0.071 R)
• M40: 40,970,070 km (0.066 R)
• M41: 45,915,626 km (0.113 R)
• M42: 48,374,566 km (0.045 R)
• M43: 51,244,451 km (0.106 R)
• M44: 60,349,277 km (0.117 R)

Planet 4 - Ice Giant

Semi-Major Axis: 10.4 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 562.6

Radius: 6.5

Gravity: 13.32 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 9.51 AU - 11.29 AU

Year: 21325 Days

Day: 22.2 Hours

Environment

Temp: -234 °C

Axial Tilt: 107.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 74,369,015 km

• M1: 80,783 km (0.099 R)
• M2: 666,309 km (0.117 R)
• M3: 996,471 km (0.045 R)
• M4: 1,711,549 km (0.074 R)
• M5: 2,027,051 km (0.116 R)
• M6: 2,447,272 km (0.088 R)
• M7: 3,052,545 km (0.104 R)
• M8: 3,265,871 km (0.067 R)
• M9: 4,979,365 km (0.116 R)
• M10: 5,238,469 km (0.039 R)
• M11: 6,409,072 km (0.066 R)
• M12: 7,124,748 km (0.049 R)
• M13: 7,695,614 km (0.106 R)
• M14: 8,245,236 km (0.086 R)
• M15: 8,661,268 km (0.096 R)
• M16: 9,705,162 km (0.108 R)
• M17: 9,935,243 km (0.025 R)
• M18: 11,015,938 km (0.1 R)
• M19: 11,266,365 km (0.03 R)
• M20: 12,373,240 km (0.109 R)
• M21: 13,694,189 km (0.098 R)
• M22: 16,613,292 km (0.059 R)
• M23: 17,615,000 km (0.101 R)
• M24: 18,044,046 km (0.036 R)
• M25: 19,192,210 km (0.106 R)
• M26: 20,014,998 km (0.109 R)
• M27: 22,524,203 km (0.12 R)
• M28: 31,046,644 km (0.114 R)
• M29: 39,853,770 km (0.069 R)
• M30: 50,190,086 km (0.072 R)
• M31: 50,878,984 km (0.033 R)
• M32: 54,780,347 km (0.116 R)
• M33: 55,877,946 km (0.082 R)
• M34: 57,551,647 km (0.087 R)
• M35: 58,116,978 km (0.086 R)
• M36: 61,783,472 km (0.071 R)
• M37: 65,806,308 km (0.109 R)
• M38: 70,000,284 km (0.054 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 180 - 11,422 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit