🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.4 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.79 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.89

Radius: 1.72

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 0.6 AU - 0.98 AU

Year: 246 Days

Day: 19 Hours

Environment

Temp: 178 °C

Axial Tilt: 21.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 43,953,051 km

• M1: 40,242 km (0.108 R)

Planet 2 - Terrestrial

Semi-Major Axis: 4.37 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.4

Radius: 0.69

Gravity: 0.84 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 4.08 AU - 4.66 AU

Year: 3196 Days

Day: 13.4 Hours

Environment

Temp: -110 °C

Axial Tilt: 8.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 43,953,051 km

• M1: 1,132,306 km (0.113 R)
• M2: 1,628,223 km (0.05 R)

Asteroid Belt

Center: 7.1 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 9.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 454.3

Radius: 9.1

Gravity: 5.49 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 9.34 AU - 10.32 AU

Year: 10782 Days

Day: 6 Hours

Environment

Temp: -170 °C

Axial Tilt: 6.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 43,953,051 km

• M1: 113,246 km (0.041 R)
• M2: 586,424 km (0.115 R)
• M3: 1,065,286 km (0.056 R)
• M4: 1,536,221 km (0.108 R)
• M5: 2,297,973 km (0.031 R)
• M6: 3,361,165 km (0.053 R)
• M7: 3,898,820 km (0.072 R)
• M8: 5,495,179 km (0.055 R)
• M9: 7,327,753 km (0.116 R)
• M10: 7,648,341 km (0.108 R)
• M11: 8,274,857 km (0.116 R)
• M12: 8,890,003 km (0.052 R)
• M13: 11,713,663 km (0.088 R)
• M14: 12,376,381 km (0.091 R)
• M15: 14,577,714 km (0.065 R)
• M16: 16,681,659 km (0.117 R)
• M17: 18,534,279 km (0.089 R)
• M18: 20,049,705 km (0.073 R)
• M19: 23,411,468 km (0.063 R)
• M20: 28,192,766 km (0.113 R)
• M21: 30,398,138 km (0.118 R)
• M22: 32,932,326 km (0.085 R)
• M23: 33,697,220 km (0.096 R)
• M24: 36,642,203 km (0.103 R)
• M25: 38,658,035 km (0.118 R)

Kuiper Belt

Range: 31.4 - 52.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 273 - 18,266 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit