🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.32 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 501

Radius: 8.9

Gravity: 6.32 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 0.53 AU - 0.75 AU

Year: 353 Days

Day: 11.1 Hours

Environment

Temp: -163 °C

Axial Tilt: 42.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 23,990,469 km

• M1: 111,002 km (0.112 R)
• M2: 407,804 km (0.106 R)
• M3: 745,446 km (0.084 R)
• M4: 1,463,965 km (0.108 R)
• M5: 2,151,367 km (0.089 R)
• M6: 2,586,697 km (0.106 R)
• M7: 3,194,214 km (0.065 R)
• M8: 4,040,339 km (0.101 R)
• M9: 4,569,617 km (0.118 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 187

Radius: 14.5

Gravity: 0.89 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 1.1 AU - 1.2 AU

Year: 851 Days

Day: 14.9 Hours

Environment

Temp: -171 °C

Axial Tilt: 9.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 23,990,469 km

• M1: 180,265 km (0.062 R)
• M2: 708,645 km (0.086 R)
• M3: 1,301,501 km (0.086 R)
• M4: 2,081,206 km (0.07 R)
• M5: 3,113,132 km (0.104 R)
• M6: 3,566,264 km (0.115 R)
• M7: 4,520,997 km (0.066 R)
• M8: 5,690,703 km (0.118 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 405.6

Radius: 13.5

Gravity: 2.23 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 4.03 AU - 4.27 AU

Year: 5836 Days

Day: 5.9 Hours

Environment

Temp: -210 °C

Axial Tilt: 13.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 23,990,469 km

• M1: 168,746 km (0.084 R)
• M2: 1,493,286 km (0.109 R)
• M3: 1,969,456 km (0.054 R)
• M4: 2,940,945 km (0.051 R)
• M5: 3,454,963 km (0.08 R)
• M6: 4,867,316 km (0.113 R)
• M7: 5,675,893 km (0.037 R)
• M8: 6,447,519 km (0.086 R)
• M9: 7,560,976 km (0.117 R)
• M10: 10,125,681 km (0.063 R)
• M11: 10,683,532 km (0.116 R)
• M12: 11,126,491 km (0.102 R)
• M13: 12,240,098 km (0.08 R)
• M14: 13,223,853 km (0.057 R)
• M15: 14,366,033 km (0.102 R)
• M16: 14,961,283 km (0.069 R)
• M17: 15,970,919 km (0.114 R)
• M18: 17,387,013 km (0.058 R)
• M19: 18,313,771 km (0.106 R)
• M20: 19,078,516 km (0.094 R)
• M21: 20,064,366 km (0.056 R)
• M22: 21,291,966 km (0.082 R)
• M23: 23,671,769 km (0.093 R)

Planet 4 - Ice Giant

Semi-Major Axis: 9.18 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 23.3

Radius: 5.3

Gravity: 0.83 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 7.04 AU - 11.32 AU

Year: 19199 Days

Day: 16.8 Hours

Environment

Temp: -239 °C

Axial Tilt: 18.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 23,990,469 km

• M1: 130,150 km (0.048 R)
• M2: 637,437 km (0.082 R)
• M3: 1,136,196 km (0.115 R)
• M4: 1,327,532 km (0.052 R)
• M5: 1,608,626 km (0.116 R)
• M6: 1,928,616 km (0.042 R)
• M7: 4,024,632 km (0.067 R)
• M8: 6,337,564 km (0.085 R)
• M9: 6,850,685 km (0.108 R)
• M10: 7,423,794 km (0.091 R)
• M11: 7,655,073 km (0.083 R)
• M12: 8,272,014 km (0.096 R)
• M13: 8,556,549 km (0.117 R)
• M14: 8,995,769 km (0.071 R)
• M15: 14,145,077 km (0.106 R)
• M16: 17,103,076 km (0.093 R)
• M17: 21,766,490 km (0.065 R)
• M18: 22,860,350 km (0.029 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: 427 - 18,234 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit