🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.91 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 593.5

Radius: 9.4

Gravity: 6.72 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 1.36 AU - 2.26 AU

Year: 1548 Days

Day: 11.2 Hours

Environment

Temp: -176 °C

Axial Tilt: 6.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 83,337,469 km

• M1: 116,986 km (0.092 R)
• M2: 455,526 km (0.071 R)
• M3: 800,049 km (0.066 R)
• M4: 1,229,246 km (0.116 R)
• M5: 1,768,995 km (0.106 R)
• M6: 2,173,208 km (0.099 R)
• M7: 2,484,821 km (0.103 R)
• M8: 2,923,591 km (0.108 R)
• M9: 3,686,690 km (0.088 R)
• M10: 4,576,947 km (0.044 R)
• M11: 5,238,917 km (0.066 R)
• M12: 5,849,426 km (0.12 R)
• M13: 6,629,130 km (0.051 R)
• M14: 7,857,030 km (0.068 R)
• M15: 8,716,170 km (0.109 R)
• M16: 12,072,249 km (0.06 R)

Planet 2 - Gas Giant

Semi-Major Axis: 3.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 19

Radius: 9.8

Gravity: 0.2 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 2.99 AU - 3.29 AU

Year: 3538 Days

Day: 9.4 Hours

Environment

Temp: -205 °C

Axial Tilt: 7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 83,337,469 km

• M1: 121,922 km (0.103 R)
• M2: 548,426 km (0.106 R)
• M3: 1,166,265 km (0.11 R)
• M4: 1,757,625 km (0.092 R)
• M5: 2,527,755 km (0.112 R)
• M6: 4,566,325 km (0.093 R)
• M7: 5,552,624 km (0.06 R)
• M8: 6,105,837 km (0.111 R)
• M9: 6,756,289 km (0.11 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 436.4

Radius: 10.2

Gravity: 4.19 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 3.08 AU - 4.86 AU

Year: 5029 Days

Day: 14.3 Hours

Environment

Temp: -221 °C

Axial Tilt: 13.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 83,337,469 km

• M1: 127,009 km (0.11 R)
• M2: 472,430 km (0.114 R)
• M3: 1,102,686 km (0.109 R)
• M4: 1,666,670 km (0.091 R)
• M5: 2,398,802 km (0.11 R)
• M6: 2,753,648 km (0.116 R)
• M7: 3,469,773 km (0.106 R)
• M8: 3,969,430 km (0.109 R)
• M9: 4,636,636 km (0.053 R)
• M10: 5,457,929 km (0.062 R)
• M11: 6,164,779 km (0.088 R)
• M12: 7,059,823 km (0.073 R)
• M13: 11,702,293 km (0.076 R)
• M14: 14,649,371 km (0.043 R)
• M15: 14,968,913 km (0.119 R)
• M16: 15,457,050 km (0.099 R)
• M17: 16,180,655 km (0.08 R)
• M18: 21,893,648 km (0.118 R)
• M19: 24,632,636 km (0.063 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.36 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 321.6

Radius: 5.8

Gravity: 9.56 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 4.81 AU - 7.91 AU

Year: 10198 Days

Day: 21.5 Hours

Environment

Temp: -221 °C

Axial Tilt: 26.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 83,337,469 km

• M1: 72,256 km (0.11 R)
• M2: 369,058 km (0.107 R)
• M3: 1,488,499 km (0.113 R)
• M4: 2,122,943 km (0.094 R)
• M5: 4,923,864 km (0.106 R)
• M6: 5,971,349 km (0.106 R)
• M7: 14,727,312 km (0.029 R)
• M8: 17,949,650 km (0.086 R)
• M9: 21,302,886 km (0.095 R)
• M10: 32,066,453 km (0.072 R)
• M11: 32,781,232 km (0.085 R)
• M12: 36,184,434 km (0.05 R)
• M13: 37,294,300 km (0.06 R)

Planet 5 - Ice Giant

Semi-Major Axis: 10.02 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 885.2

Radius: 3.4

Gravity: 76.57 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 7.74 AU - 12.3 AU

Year: 20167 Days

Day: 21.2 Hours

Environment

Temp: -233 °C

Axial Tilt: 0.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (43)

Outer Limit: 83,337,469 km

• M1: 42,336 km (0.102 R)
• M2: 261,198 km (0.041 R)
• M3: 403,017 km (0.116 R)
• M4: 1,016,667 km (0.075 R)
• M5: 1,208,152 km (0.076 R)
• M6: 1,910,215 km (0.067 R)
• M7: 2,499,780 km (0.027 R)
• M8: 2,645,788 km (0.119 R)
• M9: 3,008,563 km (0.109 R)
• M10: 3,173,868 km (0.085 R)
• M11: 3,374,180 km (0.096 R)
• M12: 3,768,819 km (0.06 R)
• M13: 4,364,967 km (0.079 R)
• M14: 4,945,406 km (0.093 R)
• M15: 5,699,529 km (0.104 R)
• M16: 7,734,210 km (0.104 R)
• M17: 8,471,279 km (0.047 R)
• M18: 9,544,943 km (0.064 R)
• M19: 10,144,980 km (0.088 R)
• M20: 11,026,560 km (0.102 R)
• M21: 11,552,696 km (0.108 R)
• M22: 16,803,730 km (0.109 R)
• M23: 17,676,634 km (0.098 R)
• M24: 18,948,665 km (0.038 R)
• M25: 20,378,072 km (0.093 R)
• M26: 20,869,950 km (0.119 R)
• M27: 22,497,575 km (0.119 R)
• M28: 22,706,713 km (0.099 R)
• M29: 26,002,503 km (0.095 R)
• M30: 31,915,808 km (0.051 R)
• M31: 33,386,654 km (0.084 R)
• M32: 34,762,506 km (0.114 R)
• M33: 40,028,052 km (0.075 R)
• M34: 41,110,093 km (0.072 R)
• M35: 46,813,811 km (0.079 R)
• M36: 48,187,718 km (0.054 R)
• M37: 51,195,982 km (0.096 R)
• M38: 55,843,539 km (0.081 R)
• M39: 60,159,288 km (0.054 R)
• M40: 71,457,517 km (0.05 R)
• M41: 74,198,150 km (0.071 R)
• M42: 75,127,003 km (0.12 R)
• M43: 76,298,953 km (0.085 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 233 - 14,478 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit