🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 422

Radius: 10.4

Gravity: 3.9 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 0.49 AU - 0.55 AU

Year: 250 Days

Day: 10.6 Hours

Environment

Temp: -145 °C

Axial Tilt: 38.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 54,076,171 km

• M1: 129,402 km (0.046 R)
• M2: 482,453 km (0.094 R)
• M3: 815,608 km (0.088 R)
• M4: 1,203,964 km (0.111 R)
• M5: 1,591,871 km (0.046 R)
• M6: 1,960,779 km (0.052 R)
• M7: 2,744,373 km (0.109 R)
• M8: 3,137,815 km (0.11 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 180

Radius: 14.3

Gravity: 0.88 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 0.93 AU - 0.95 AU

Year: 608 Days

Day: 6.9 Hours

Environment

Temp: -168 °C

Axial Tilt: 35.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 54,076,171 km

• M1: 177,872 km (0.113 R)
• M2: 1,097,001 km (0.094 R)
• M3: 1,639,593 km (0.118 R)
• M4: 2,151,517 km (0.094 R)
• M5: 2,632,474 km (0.112 R)
• M6: 3,248,518 km (0.106 R)
• M7: 3,984,090 km (0.109 R)
• M8: 4,664,013 km (0.06 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 238.2

Radius: 13.2

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 0.76 AU - 1.2 AU

Year: 647 Days

Day: 11.5 Hours

Environment

Temp: -177 °C

Axial Tilt: 18.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 54,076,171 km

• M1: 164,109 km (0.097 R)
• M2: 591,809 km (0.089 R)
• M3: 1,002,904 km (0.091 R)
• M4: 1,762,712 km (0.073 R)
• M5: 3,187,183 km (0.112 R)
• M6: 3,754,009 km (0.118 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 636.7

Radius: 10.1

Gravity: 6.24 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 1.78 AU - 2.82 AU

Year: 2326 Days

Day: 11.2 Hours

Environment

Temp: -198 °C

Axial Tilt: 42.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 54,076,171 km

• M1: 125,662 km (0.087 R)
• M2: 685,158 km (0.115 R)
• M3: 1,097,151 km (0.117 R)
• M4: 2,032,137 km (0.036 R)
• M5: 2,845,950 km (0.101 R)
• M6: 3,770,315 km (0.06 R)
• M7: 4,332,654 km (0.074 R)
• M8: 4,905,613 km (0.066 R)
• M9: 5,291,725 km (0.08 R)
• M10: 5,747,401 km (0.113 R)
• M11: 6,099,704 km (0.11 R)
• M12: 6,875,668 km (0.094 R)
• M13: 8,721,257 km (0.079 R)
• M14: 10,352,921 km (0.077 R)
• M15: 13,894,351 km (0.08 R)
• M16: 14,210,302 km (0.087 R)
• M17: 16,059,780 km (0.046 R)
• M18: 16,407,894 km (0.102 R)
• M19: 17,326,425 km (0.118 R)

Planet 5 - Ice Giant

Semi-Major Axis: 8 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 327.6

Radius: 5.4

Gravity: 11.23 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 6.58 AU - 9.42 AU

Year: 15089 Days

Day: 21.9 Hours

Environment

Temp: -231 °C

Axial Tilt: 34.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 54,076,171 km

• M1: 68,067 km (0.115 R)
• M2: 415,732 km (0.059 R)
• M3: 893,398 km (0.084 R)
• M4: 2,142,541 km (0.099 R)
• M5: 2,622,750 km (0.086 R)
• M6: 3,536,344 km (0.093 R)
• M7: 4,120,673 km (0.116 R)
• M8: 4,645,014 km (0.106 R)
• M9: 5,147,364 km (0.118 R)
• M10: 6,003,961 km (0.119 R)
• M11: 7,908,043 km (0.081 R)
• M12: 9,043,939 km (0.052 R)
• M13: 9,380,534 km (0.117 R)
• M14: 12,676,475 km (0.11 R)
• M15: 13,037,305 km (0.09 R)
• M16: 13,716,479 km (0.116 R)
• M17: 14,484,066 km (0.088 R)
• M18: 15,078,269 km (0.062 R)
• M19: 15,551,596 km (0.041 R)
• M20: 17,396,587 km (0.092 R)
• M21: 20,676,969 km (0.114 R)
• M22: 26,530,285 km (0.11 R)
• M23: 28,022,224 km (0.108 R)
• M24: 28,327,105 km (0.045 R)
• M25: 33,171,233 km (0.055 R)
• M26: 34,317,901 km (0.113 R)
• M27: 35,254,085 km (0.093 R)
• M28: 36,087,195 km (0.06 R)
• M29: 36,569,050 km (0.083 R)
• M30: 36,811,548 km (0.09 R)
• M31: 46,843,880 km (0.087 R)

Planet 6 - Ice Giant

Semi-Major Axis: 8.18 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 404.1

Radius: 4.4

Gravity: 20.87 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 7.31 AU - 9.05 AU

Year: 15601 Days

Day: 25 Hours

Environment

Temp: -239 °C

Axial Tilt: 0 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 54,076,171 km

• M1: 55,800 km (0.104 R)
• M2: 244,443 km (0.077 R)
• M3: 711,936 km (0.053 R)
• M4: 1,469,949 km (0.102 R)
• M5: 2,703,234 km (0.081 R)
• M6: 3,113,580 km (0.095 R)
• M7: 3,590,498 km (0.086 R)
• M8: 4,501,400 km (0.114 R)
• M9: 4,687,948 km (0.119 R)
• M10: 5,663,327 km (0.033 R)
• M11: 8,608,460 km (0.094 R)
• M12: 11,899,314 km (0.056 R)
• M13: 14,149,864 km (0.092 R)
• M14: 16,157,318 km (0.063 R)
• M15: 21,243,197 km (0.108 R)
• M16: 21,945,559 km (0.073 R)
• M17: 22,123,431 km (0.116 R)
• M18: 22,302,350 km (0.066 R)
• M19: 24,813,500 km (0.034 R)
• M20: 30,609,819 km (0.101 R)
• M21: 42,948,950 km (0.055 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 390 - 12,191 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit