🌌 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 - Terrestrial

Semi-Major Axis: 0.63 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.04

Radius: 1.56

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 0.54 AU - 0.72 AU

Year: 323 Days

Day: 38.4 Hours

Environment

Temp: -128 °C

Axial Tilt: 30 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 872.1

Radius: 10.2

Gravity: 8.38 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 0.81 AU - 1.09 AU

Year: 598 Days

Day: 5.2 Hours

Environment

Temp: -149 °C

Axial Tilt: 33 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 77,151,552 km

• M1: 126,859 km (0.065 R)
• M2: 494,571 km (0.041 R)
• M3: 848,669 km (0.07 R)
• M4: 1,499,569 km (0.098 R)
• M5: 1,874,910 km (0.11 R)
• M6: 2,562,911 km (0.039 R)
• M7: 3,155,019 km (0.096 R)
• M8: 3,571,649 km (0.044 R)
• M9: 4,234,817 km (0.102 R)
• M10: 4,563,932 km (0.12 R)
• M11: 4,893,197 km (0.087 R)
• M12: 5,399,137 km (0.111 R)
• M13: 6,273,088 km (0.087 R)
• M14: 6,660,396 km (0.067 R)
• M15: 6,977,544 km (0.116 R)
• M16: 7,438,605 km (0.1 R)

Planet 3 - Ice Giant

Semi-Major Axis: 10.52 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 588.5

Radius: 3.8

Gravity: 40.75 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 9.7 AU - 11.34 AU

Year: 22031 Days

Day: 19.3 Hours

Environment

Temp: -228 °C

Axial Tilt: 0.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 77,151,552 km

• M1: 47,722 km (0.094 R)
• M2: 400,025 km (0.102 R)
• M3: 1,650,813 km (0.078 R)
• M4: 3,526,022 km (0.118 R)
• M5: 4,585,923 km (0.095 R)
• M6: 8,468,287 km (0.114 R)
• M7: 10,215,141 km (0.036 R)
• M8: 14,553,030 km (0.111 R)
• M9: 15,013,493 km (0.116 R)
• M10: 15,802,472 km (0.048 R)
• M11: 17,548,429 km (0.118 R)
• M12: 20,449,730 km (0.031 R)
• M13: 21,418,077 km (0.119 R)
• M14: 21,714,430 km (0.113 R)
• M15: 22,113,856 km (0.086 R)
• M16: 26,494,082 km (0.117 R)
• M17: 27,064,798 km (0.09 R)
• M18: 29,308,616 km (0.061 R)
• M19: 32,705,984 km (0.115 R)
• M20: 53,492,459 km (0.109 R)
• M21: 53,673,771 km (0.091 R)
• M22: 56,443,875 km (0.113 R)
• M23: 62,066,661 km (0.117 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: 508 - 12,709 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit