🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.39 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 436.5

Radius: 8.3

Gravity: 6.34 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 0.59 AU - 0.97 AU

Year: 476 Days

Day: 5.7 Hours

Environment

Temp: -170 °C

Axial Tilt: 34.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 62,268,157 km

• M1: 113,844 km (0.044 R)
• M2: 513,719 km (0.073 R)
• M3: 832,811 km (0.116 R)
• M4: 1,091,915 km (0.112 R)
• M5: 1,534,874 km (0.078 R)
• M6: 2,443,681 km (0.066 R)
• M7: 5,193,888 km (0.11 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 916.9

Radius: 10.6

Gravity: 8.16 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 1.72 AU - 2.02 AU

Year: 1765 Days

Day: 6 Hours

Environment

Temp: -198 °C

Axial Tilt: 7.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 62,268,157 km

• M1: 131,796 km (0.076 R)
• M2: 467,344 km (0.119 R)
• M3: 803,041 km (0.119 R)
• M4: 1,327,532 km (0.069 R)
• M5: 2,071,931 km (0.108 R)
• M6: 2,614,821 km (0.075 R)
• M7: 3,266,769 km (0.087 R)
• M8: 4,414,334 km (0.102 R)
• M9: 5,047,283 km (0.114 R)
• M10: 5,620,093 km (0.061 R)
• M11: 6,109,128 km (0.067 R)
• M12: 7,200,744 km (0.078 R)
• M13: 7,601,816 km (0.094 R)
• M14: 8,139,471 km (0.084 R)
• M15: 8,895,538 km (0.11 R)
• M16: 9,425,264 km (0.101 R)
• M17: 10,187,765 km (0.106 R)
• M18: 12,274,056 km (0.114 R)
• M19: 12,723,149 km (0.094 R)
• M20: 16,327,261 km (0.106 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 233

Radius: 8.1

Gravity: 3.55 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 2.02 AU - 3.06 AU

Year: 2794 Days

Day: 12 Hours

Environment

Temp: -207 °C

Axial Tilt: 26.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 62,268,157 km

• M1: 102,475 km (0.084 R)
• M2: 422,614 km (0.046 R)
• M3: 693,985 km (0.071 R)
• M4: 1,152,801 km (0.107 R)
• M5: 1,791,883 km (0.083 R)
• M6: 2,463,279 km (0.09 R)
• M7: 2,987,619 km (0.117 R)
• M8: 3,551,005 km (0.092 R)
• M9: 5,013,324 km (0.104 R)
• M10: 6,309,739 km (0.072 R)
• M11: 9,581,145 km (0.097 R)

Planet 4 - Ice Giant

Semi-Major Axis: 5.77 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 117.1

Radius: 3.9

Gravity: 7.7 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 4.79 AU - 6.75 AU

Year: 9567 Days

Day: 22.3 Hours

Environment

Temp: -219 °C

Axial Tilt: 162.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 62,268,157 km

• M1: 52,359 km (0.104 R)
• M2: 225,294 km (0.09 R)
• M3: 664,364 km (0.037 R)
• M4: 1,172,847 km (0.1 R)
• M5: 1,917,845 km (0.082 R)
• M6: 4,747,788 km (0.073 R)
• M7: 4,873,300 km (0.099 R)
• M8: 5,130,758 km (0.1 R)
• M9: 12,424,402 km (0.098 R)
• M10: 19,284,362 km (0.116 R)
• M11: 23,000,224 km (0.079 R)
• M12: 24,911,935 km (0.116 R)

Planet 5 - Ice Giant

Semi-Major Axis: 8.93 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 442.6

Radius: 7.5

Gravity: 7.87 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 7.3 AU - 10.56 AU

Year: 18420 Days

Day: 23.5 Hours

Environment

Temp: -226 °C

Axial Tilt: 4.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 62,268,157 km

• M1: 95,294 km (0.116 R)
• M2: 468,092 km (0.096 R)
• M3: 702,661 km (0.028 R)
• M4: 1,198,728 km (0.108 R)
• M5: 1,657,245 km (0.086 R)
• M6: 1,981,573 km (0.06 R)
• M7: 2,898,459 km (0.09 R)
• M8: 4,102,422 km (0.118 R)
• M9: 6,066,493 km (0.092 R)
• M10: 9,560,800 km (0.085 R)
• M11: 13,590,368 km (0.09 R)
• M12: 15,272,746 km (0.105 R)
• M13: 15,639,859 km (0.088 R)
• M14: 17,326,126 km (0.044 R)
• M15: 17,968,350 km (0.033 R)
• M16: 20,429,534 km (0.083 R)
• M17: 20,785,876 km (0.077 R)
• M18: 22,158,885 km (0.114 R)
• M19: 24,881,716 km (0.045 R)
• M20: 27,171,611 km (0.11 R)
• M21: 28,922,804 km (0.078 R)
• M22: 37,606,511 km (0.084 R)
• M23: 38,276,410 km (0.114 R)
• M24: 38,682,120 km (0.095 R)
• M25: 41,318,633 km (0.083 R)
• M26: 52,064,996 km (0.098 R)
• M27: 53,232,308 km (0.091 R)
• M28: 54,758,505 km (0.104 R)
• M29: 56,488,306 km (0.067 R)
• M30: 56,838,664 km (0.112 R)
• M31: 59,693,141 km (0.079 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 305 - 18,867 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit