🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.89 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 563.1

Radius: 13.4

Gravity: 3.14 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 1.44 AU - 2.1 AU

Year: 1497 Days

Day: 14.6 Hours

Environment

Temp: -193 °C

Axial Tilt: 6.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 38,933,982 km

• M1: 166,652 km (0.106 R)
• M2: 649,105 km (0.09 R)
• M3: 1,153,100 km (0.06 R)
• M4: 1,691,204 km (0.109 R)
• M5: 2,200,285 km (0.075 R)
• M6: 2,617,065 km (0.102 R)
• M7: 3,187,781 km (0.095 R)
• M8: 3,758,647 km (0.075 R)
• M9: 5,651,209 km (0.057 R)
• M10: 6,611,777 km (0.097 R)
• M11: 8,141,415 km (0.071 R)
• M12: 9,396,841 km (0.089 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 56

Radius: 11.4

Gravity: 0.43 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 1.8 AU - 2.84 AU

Year: 2247 Days

Day: 8.3 Hours

Environment

Temp: -188 °C

Axial Tilt: 16.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 38,933,982 km

• M1: 141,819 km (0.073 R)
• M2: 721,062 km (0.118 R)
• M3: 1,196,783 km (0.057 R)
• M4: 1,739,524 km (0.059 R)
• M5: 2,462,680 km (0.115 R)
• M6: 4,005,782 km (0.118 R)
• M7: 4,958,721 km (0.031 R)
• M8: 5,828,782 km (0.048 R)
• M9: 6,290,740 km (0.081 R)
• M10: 6,756,289 km (0.09 R)
• M11: 7,598,375 km (0.104 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 815

Radius: 9

Gravity: 10.06 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 2.14 AU - 2.58 AU

Year: 2305 Days

Day: 6.8 Hours

Environment

Temp: -201 °C

Axial Tilt: 49.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 38,933,982 km

• M1: 113,994 km (0.096 R)
• M2: 441,763 km (0.073 R)
• M3: 781,798 km (0.095 R)
• M4: 1,195,287 km (0.069 R)
• M5: 1,631,814 km (0.106 R)
• M6: 2,277,628 km (0.108 R)
• M7: 3,117,769 km (0.117 R)
• M8: 3,931,881 km (0.052 R)
• M9: 4,378,580 km (0.114 R)
• M10: 4,791,171 km (0.056 R)
• M11: 5,253,279 km (0.061 R)
• M12: 5,950,106 km (0.046 R)
• M13: 7,109,190 km (0.093 R)
• M14: 7,436,211 km (0.104 R)
• M15: 8,216,962 km (0.106 R)
• M16: 11,484,329 km (0.087 R)
• M17: 11,811,201 km (0.095 R)
• M18: 12,698,914 km (0.103 R)
• M19: 13,092,656 km (0.107 R)
• M20: 13,449,447 km (0.063 R)
• M21: 14,797,773 km (0.055 R)
• M22: 16,233,912 km (0.028 R)
• M23: 16,750,174 km (0.077 R)
• M24: 17,978,822 km (0.118 R)

Planet 4 - Ice Giant

Semi-Major Axis: 7.19 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 244.3

Radius: 7.7

Gravity: 4.12 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 6.55 AU - 7.83 AU

Year: 12258 Days

Day: 18.8 Hours

Environment

Temp: -225 °C

Axial Tilt: 34.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 38,933,982 km

• M1: 117,135 km (0.084 R)
• M2: 450,290 km (0.083 R)
• M3: 843,283 km (0.109 R)
• M4: 1,197,681 km (0.081 R)
• M5: 1,862,942 km (0.057 R)
• M6: 2,507,560 km (0.094 R)
• M7: 3,314,790 km (0.045 R)
• M8: 4,000,696 km (0.092 R)
• M9: 5,097,697 km (0.094 R)
• M10: 7,517,891 km (0.117 R)
• M11: 8,484,742 km (0.115 R)
• M12: 8,739,059 km (0.077 R)
• M13: 9,041,995 km (0.108 R)
• M14: 11,210,864 km (0.038 R)
• M15: 17,212,133 km (0.097 R)
• M16: 18,174,346 km (0.064 R)
• M17: 21,275,809 km (0.071 R)
• M18: 21,983,407 km (0.038 R)
• M19: 22,951,305 km (0.118 R)
• M20: 29,459,710 km (0.1 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 376 - 14,327 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit