🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.59 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 833.1

Radius: 8.8

Gravity: 10.76 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 1.14 AU - 1.22 AU

Year: 901 Days

Day: 12.9 Hours

Environment

Temp: -176 °C

Axial Tilt: 22.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 73,738,347 km

• M1: 109,506 km (0.083 R)
• M2: 395,238 km (0.068 R)
• M3: 672,143 km (0.072 R)
• M4: 958,474 km (0.073 R)
• M5: 1,306,289 km (0.072 R)
• M6: 1,615,507 km (0.103 R)
• M7: 2,084,198 km (0.077 R)
• M8: 2,653,268 km (0.088 R)
• M9: 3,238,345 km (0.083 R)
• M10: 4,050,961 km (0.065 R)
• M11: 4,487,787 km (0.086 R)
• M12: 5,125,373 km (0.076 R)
• M13: 5,968,805 km (0.098 R)
• M14: 6,313,329 km (0.061 R)
• M15: 6,625,690 km (0.079 R)
• M16: 7,650,286 km (0.057 R)
• M17: 8,478,908 km (0.119 R)
• M18: 9,110,361 km (0.103 R)
• M19: 9,743,459 km (0.116 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 586.1

Radius: 10.3

Gravity: 5.52 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 1.87 AU - 1.93 AU

Year: 1841 Days

Day: 8 Hours

Environment

Temp: -192 °C

Axial Tilt: 0.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 73,738,347 km

• M1: 129,552 km (0.109 R)
• M2: 473,178 km (0.12 R)
• M3: 814,860 km (0.076 R)
• M4: 1,354,758 km (0.115 R)
• M5: 1,834,967 km (0.076 R)
• M6: 2,465,223 km (0.115 R)
• M7: 2,803,165 km (0.079 R)
• M8: 3,141,406 km (0.108 R)
• M9: 3,540,234 km (0.117 R)
• M10: 4,174,229 km (0.079 R)
• M11: 5,330,771 km (0.105 R)
• M12: 6,410,568 km (0.095 R)
• M13: 8,118,228 km (0.107 R)
• M14: 8,904,514 km (0.048 R)
• M15: 9,543,447 km (0.086 R)
• M16: 10,663,935 km (0.086 R)
• M17: 11,092,533 km (0.041 R)
• M18: 12,098,728 km (0.05 R)
• M19: 14,464,917 km (0.1 R)

Planet 3 - Gas Giant

Semi-Major Axis: 5.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 397.2

Radius: 11.6

Gravity: 2.95 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 4.7 AU - 5.34 AU

Year: 7906 Days

Day: 10.3 Hours

Environment

Temp: -215 °C

Axial Tilt: 46.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 73,738,347 km

• M1: 144,362 km (0.078 R)
• M2: 521,648 km (0.1 R)
• M3: 1,081,593 km (0.064 R)
• M4: 1,553,873 km (0.067 R)
• M5: 6,613,871 km (0.101 R)
• M6: 7,062,665 km (0.036 R)
• M7: 8,176,571 km (0.1 R)
• M8: 8,940,567 km (0.032 R)
• M9: 9,318,601 km (0.089 R)
• M10: 10,471,552 km (0.103 R)
• M11: 11,618,070 km (0.098 R)
• M12: 12,635,784 km (0.043 R)
• M13: 13,990,542 km (0.103 R)
• M14: 20,314,792 km (0.109 R)
• M15: 20,970,031 km (0.089 R)
• M16: 25,789,327 km (0.096 R)
• M17: 28,230,016 km (0.106 R)
• M18: 29,046,371 km (0.05 R)
• M19: 29,506,534 km (0.094 R)
• M20: 31,589,535 km (0.117 R)

Planet 4 - Ice Giant

Semi-Major Axis: 8.08 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 212.4

Radius: 7.1

Gravity: 4.21 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 6.84 AU - 9.32 AU

Year: 16145 Days

Day: 16.1 Hours

Environment

Temp: -222 °C

Axial Tilt: 35.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 73,738,347 km

• M1: 150,944 km (0.102 R)
• M2: 602,730 km (0.118 R)
• M3: 1,291,478 km (0.07 R)
• M4: 2,834,580 km (0.096 R)
• M5: 3,204,536 km (0.104 R)
• M6: 3,962,249 km (0.039 R)
• M7: 6,722,330 km (0.065 R)
• M8: 6,988,614 km (0.06 R)
• M9: 7,997,951 km (0.053 R)
• M10: 10,453,301 km (0.085 R)
• M11: 10,759,677 km (0.114 R)
• M12: 12,667,648 km (0.114 R)
• M13: 13,311,069 km (0.054 R)
• M14: 13,914,696 km (0.086 R)
• M15: 14,285,699 km (0.119 R)
• M16: 16,239,896 km (0.105 R)
• M17: 28,728,625 km (0.096 R)
• M18: 29,633,992 km (0.101 R)
• M19: 30,351,314 km (0.091 R)
• M20: 31,185,172 km (0.086 R)

Planet 5 - Ice Giant

Semi-Major Axis: 8.88 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 720.8

Radius: 5

Gravity: 28.83 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 8.59 AU - 9.17 AU

Year: 18601 Days

Day: 24.3 Hours

Environment

Temp: -227 °C

Axial Tilt: 29.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 73,738,347 km

• M1: 72,555 km (0.105 R)
• M2: 247,584 km (0.111 R)
• M3: 715,676 km (0.079 R)
• M4: 1,749,846 km (0.113 R)
• M5: 2,031,539 km (0.119 R)
• M6: 2,476,443 km (0.065 R)
• M7: 3,471,119 km (0.095 R)
• M8: 3,733,963 km (0.115 R)
• M9: 5,177,283 km (0.098 R)
• M10: 5,638,493 km (0.092 R)
• M11: 5,838,655 km (0.062 R)
• M12: 6,510,948 km (0.054 R)
• M13: 8,415,628 km (0.111 R)
• M14: 11,030,898 km (0.065 R)
• M15: 11,599,221 km (0.095 R)
• M16: 12,054,596 km (0.086 R)
• M17: 17,033,214 km (0.1 R)
• M18: 17,536,461 km (0.116 R)
• M19: 20,860,974 km (0.114 R)
• M20: 22,923,031 km (0.09 R)
• M21: 29,078,236 km (0.12 R)
• M22: 39,653,309 km (0.112 R)
• M23: 40,093,277 km (0.099 R)
• M24: 40,388,284 km (0.082 R)
• M25: 43,109,469 km (0.089 R)
• M26: 46,598,091 km (0.067 R)
• M27: 49,419,507 km (0.116 R)
• M28: 52,705,125 km (0.09 R)
• M29: 53,059,223 km (0.04 R)
• M30: 53,951,275 km (0.117 R)
• M31: 55,582,341 km (0.11 R)
• M32: 61,061,363 km (0.059 R)
• M33: 61,256,439 km (0.061 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 458 - 13,461 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit