🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.37 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.74 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.19

Radius: 1.37

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 0.61 AU - 0.87 AU

Year: 234 Days

Day: 21.8 Hours

Environment

Temp: 171 °C

Axial Tilt: 49.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 4.01 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.14

Radius: 1.05

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 3.5 AU - 4.52 AU

Year: 2948 Days

Day: 43.4 Hours

Environment

Temp: -131 °C

Axial Tilt: 1.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 10.01 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Ice Giant

Semi-Major Axis: 16.01 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 785.7

Radius: 3.3

Gravity: 72.15 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 15.48 AU - 16.54 AU

Year: 23516 Days

Day: 24.3 Hours

Environment

Temp: -187 °C

Axial Tilt: 9.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 88,728,256 km

• M1: 42,037 km (0.07 R)
• M2: 198,217 km (0.108 R)
• M3: 322,683 km (0.077 R)
• M4: 532,868 km (0.039 R)
• M5: 639,830 km (0.097 R)
• M6: 1,494,333 km (0.084 R)
• M7: 1,925,923 km (0.077 R)
• M8: 2,760,530 km (0.098 R)
• M9: 3,113,730 km (0.091 R)
• M10: 3,588,703 km (0.095 R)
• M11: 4,569,766 km (0.103 R)
• M12: 5,383,279 km (0.112 R)
• M13: 7,647,443 km (0.087 R)
• M14: 9,485,851 km (0.093 R)
• M15: 9,605,978 km (0.09 R)
• M16: 19,293,488 km (0.12 R)
• M17: 30,200,818 km (0.087 R)
• M18: 30,330,519 km (0.113 R)
• M19: 33,420,015 km (0.075 R)
• M20: 40,846,053 km (0.115 R)
• M21: 44,939,948 km (0.051 R)
• M22: 48,228,259 km (0.066 R)
• M23: 49,840,326 km (0.094 R)
• M24: 54,314,050 km (0.038 R)
• M25: 66,653,032 km (0.036 R)
• M26: 73,938,598 km (0.037 R)
• M27: 81,736,836 km (0.095 R)
• M28: 85,833,723 km (0.096 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 459 - 18,360 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit