🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.29 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 967.8

Radius: 12.8

Gravity: 5.91 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 0.55 AU - 0.61 AU

Year: 300 Days

Day: 9.9 Hours

Environment

Temp: -148 °C

Axial Tilt: 4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 16,413,627 km

• M1: 159,172 km (0.032 R)
• M2: 664,813 km (0.059 R)
• M3: 1,150,557 km (0.119 R)
• M4: 1,631,514 km (0.098 R)
• M5: 2,044,105 km (0.113 R)
• M6: 2,473,002 km (0.118 R)
• M7: 2,921,946 km (0.054 R)
• M8: 3,402,753 km (0.119 R)
• M9: 3,813,100 km (0.118 R)
• M10: 4,296,451 km (0.106 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 332.7

Radius: 14.8

Gravity: 1.52 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 2.17 AU - 2.47 AU

Year: 2397 Days

Day: 7 Hours

Environment

Temp: -195 °C

Axial Tilt: 38.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 16,413,627 km

• M1: 184,604 km (0.113 R)
• M2: 667,805 km (0.119 R)
• M3: 1,683,874 km (0.071 R)
• M4: 2,585,201 km (0.112 R)
• M5: 4,291,963 km (0.076 R)
• M6: 4,777,558 km (0.046 R)
• M7: 5,497,123 km (0.095 R)
• M8: 6,071,579 km (0.111 R)
• M9: 7,341,964 km (0.097 R)
• M10: 9,409,856 km (0.115 R)
• M11: 11,618,369 km (0.077 R)
• M12: 12,106,208 km (0.108 R)
• M13: 13,901,681 km (0.109 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 490.2

Radius: 13

Gravity: 2.9 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 2.95 AU - 2.97 AU

Year: 3454 Days

Day: 5.3 Hours

Environment

Temp: -220 °C

Axial Tilt: 31.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 16,413,627 km

• M1: 162,014 km (0.053 R)
• M2: 578,495 km (0.103 R)
• M3: 1,122,732 km (0.08 R)
• M4: 1,532,481 km (0.104 R)
• M5: 3,646,299 km (0.094 R)
• M6: 4,227,187 km (0.104 R)
• M7: 4,915,786 km (0.026 R)
• M8: 5,626,526 km (0.12 R)
• M9: 8,787,379 km (0.073 R)
• M10: 9,948,857 km (0.099 R)
• M11: 12,531,365 km (0.117 R)
• M12: 15,379,559 km (0.055 R)
• M13: 16,101,668 km (0.09 R)
• M14: 17,172,190 km (0.101 R)
• M15: 18,005,899 km (0.081 R)
• M16: 18,750,148 km (0.118 R)
• M17: 20,177,910 km (0.092 R)
• M18: 20,607,705 km (0.084 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 80.7

Radius: 9.9

Gravity: 0.82 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 3.66 AU - 4.74 AU

Year: 5838 Days

Day: 10.3 Hours

Environment

Temp: -214 °C

Axial Tilt: 28 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 16,413,627 km

• M1: 127,607 km (0.062 R)
• M2: 465,549 km (0.081 R)
• M3: 858,093 km (0.115 R)
• M4: 1,181,374 km (0.115 R)
• M5: 1,529,788 km (0.072 R)
• M6: 2,413,762 km (0.08 R)
• M7: 2,999,288 km (0.096 R)
• M8: 3,351,142 km (0.057 R)
• M9: 4,413,586 km (0.04 R)
• M10: 7,883,658 km (0.078 R)
• M11: 10,198,386 km (0.085 R)
• M12: 15,644,197 km (0.085 R)
• M13: 15,977,801 km (0.067 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: 511 - 15,056 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit