🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.35 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 715.4

Radius: 13

Gravity: 4.23 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 0.61 AU - 0.77 AU

Year: 403 Days

Day: 14.1 Hours

Environment

Temp: -155 °C

Axial Tilt: 28.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 85,733,787 km

• M1: 161,865 km (0.062 R)
• M2: 827,127 km (0.108 R)
• M3: 1,273,527 km (0.089 R)
• M4: 1,946,717 km (0.119 R)
• M5: 2,458,043 km (0.039 R)
• M6: 3,102,211 km (0.076 R)
• M7: 3,998,153 km (0.045 R)
• M8: 5,014,072 km (0.053 R)
• M9: 5,485,305 km (0.067 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 431.6

Radius: 10.4

Gravity: 3.99 G

Time & Orbit

Eccentricity (e): 0

Orbit Range: 1.32 AU - 1.32 AU

Year: 1066 Days

Day: 13.4 Hours

Environment

Temp: -179 °C

Axial Tilt: 4.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 85,733,787 km

• M1: 129,402 km (0.112 R)
• M2: 459,714 km (0.061 R)
• M3: 823,686 km (0.091 R)
• M4: 1,500,915 km (0.028 R)
• M5: 1,943,725 km (0.101 R)
• M6: 2,439,792 km (0.073 R)
• M7: 3,746,379 km (0.111 R)
• M8: 4,519,052 km (0.07 R)
• M9: 5,394,649 km (0.111 R)
• M10: 6,169,267 km (0.099 R)
• M11: 6,770,052 km (0.048 R)
• M12: 7,719,549 km (0.11 R)
• M13: 9,238,716 km (0.119 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 160.9

Radius: 11.5

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 2.83 AU - 3.21 AU

Year: 3689 Days

Day: 10.5 Hours

Environment

Temp: -206 °C

Axial Tilt: 24 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 85,733,787 km

• M1: 143,614 km (0.11 R)
• M2: 587,620 km (0.066 R)
• M3: 1,023,249 km (0.087 R)
• M4: 1,619,397 km (0.034 R)
• M5: 2,004,163 km (0.106 R)
• M6: 3,563,571 km (0.065 R)
• M7: 4,881,379 km (0.061 R)
• M8: 5,400,932 km (0.066 R)
• M9: 5,791,083 km (0.078 R)
• M10: 7,076,428 km (0.053 R)
• M11: 7,945,741 km (0.043 R)
• M12: 9,235,275 km (0.112 R)
• M13: 15,032,342 km (0.041 R)

Planet 4 - Ice Giant

Semi-Major Axis: 9.07 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 898.8

Radius: 3.9

Gravity: 59.09 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 7.21 AU - 10.93 AU

Year: 19201 Days

Day: 17.3 Hours

Environment

Temp: -238 °C

Axial Tilt: 32.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (44)

Outer Limit: 85,733,787 km

• M1: 48,470 km (0.1 R)
• M2: 658,530 km (0.118 R)
• M3: 798,853 km (0.11 R)
• M4: 923,019 km (0.111 R)
• M5: 1,573,321 km (0.052 R)
• M6: 2,509,055 km (0.098 R)
• M7: 2,703,234 km (0.083 R)
• M8: 3,492,362 km (0.092 R)
• M9: 3,673,077 km (0.097 R)
• M10: 6,050,935 km (0.117 R)
• M11: 8,353,096 km (0.1 R)
• M12: 8,731,280 km (0.114 R)
• M13: 9,177,381 km (0.086 R)
• M14: 9,406,116 km (0.058 R)
• M15: 10,986,318 km (0.115 R)
• M16: 12,316,093 km (0.033 R)
• M17: 17,373,848 km (0.114 R)
• M18: 20,018,589 km (0.087 R)
• M19: 21,088,213 km (0.106 R)
• M20: 22,919,740 km (0.057 R)
• M21: 28,316,483 km (0.079 R)
• M22: 31,565,600 km (0.116 R)
• M23: 32,086,499 km (0.118 R)
• M24: 34,915,844 km (0.076 R)
• M25: 36,177,552 km (0.078 R)
• M26: 39,690,559 km (0.106 R)
• M27: 40,145,037 km (0.098 R)
• M28: 41,529,266 km (0.049 R)
• M29: 46,205,846 km (0.036 R)
• M30: 47,384,976 km (0.074 R)
• M31: 49,979,003 km (0.055 R)
• M32: 52,484,019 km (0.092 R)
• M33: 52,666,080 km (0.038 R)
• M34: 60,299,162 km (0.11 R)
• M35: 60,899,648 km (0.096 R)
• M36: 63,341,534 km (0.118 R)
• M37: 65,215,247 km (0.116 R)
• M38: 65,847,896 km (0.1 R)
• M39: 69,950,319 km (0.073 R)
• M40: 70,391,782 km (0.097 R)
• M41: 71,951,639 km (0.084 R)
• M42: 76,534,869 km (0.098 R)
• M43: 78,897,917 km (0.078 R)
• M44: 79,136,825 km (0.046 R)

Planet 5 - Ice Giant

Semi-Major Axis: 9.32 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 979.9

Radius: 4.4

Gravity: 50.61 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 8.43 AU - 10.21 AU

Year: 20000 Days

Day: 17.5 Hours

Environment

Temp: -241 °C

Axial Tilt: 29.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 85,733,787 km

• M1: 54,902 km (0.106 R)
• M2: 554,410 km (0.091 R)
• M3: 1,778,868 km (0.088 R)
• M4: 2,059,065 km (0.032 R)
• M5: 2,391,322 km (0.105 R)
• M6: 2,707,273 km (0.09 R)
• M7: 3,105,801 km (0.06 R)
• M8: 5,295,166 km (0.082 R)
• M9: 5,662,429 km (0.107 R)
• M10: 5,959,830 km (0.118 R)
• M11: 6,962,285 km (0.114 R)
• M12: 7,655,821 km (0.064 R)
• M13: 7,914,326 km (0.08 R)
• M14: 10,509,550 km (0.114 R)
• M15: 10,828,941 km (0.086 R)
• M16: 11,287,010 km (0.063 R)
• M17: 12,666,452 km (0.069 R)
• M18: 13,471,288 km (0.11 R)
• M19: 16,858,334 km (0.106 R)
• M20: 19,598,069 km (0.09 R)
• M21: 28,569,753 km (0.058 R)
• M22: 29,695,327 km (0.061 R)
• M23: 36,345,401 km (0.047 R)
• M24: 41,027,515 km (0.115 R)
• M25: 41,818,439 km (0.099 R)
• M26: 42,942,817 km (0.084 R)
• M27: 43,430,805 km (0.102 R)
• M28: 51,018,559 km (0.078 R)
• M29: 60,049,483 km (0.026 R)
• M30: 60,252,487 km (0.093 R)
• M31: 65,690,071 km (0.11 R)
• M32: 83,693,875 km (0.026 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 508 - 14,065 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit