🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.32 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.64 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.97

Radius: 1.74

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 0.64 AU - 0.64 AU

Year: 184 Days

Day: 36.7 Hours

Environment

Temp: 161 °C

Axial Tilt: 34.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 57,063,885 km

• M1: 248,781 km (0.066 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.79 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.47

Radius: 0.74

Gravity: 0.86 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 0.78 AU - 0.8 AU

Year: 253 Days

Day: 30.8 Hours

Environment

Temp: 173 °C

Axial Tilt: 16.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 57,063,885 km

• M1: 161,865 km (0.117 R)

Planet 3 - Terrestrial

Semi-Major Axis: 4.24 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.95

Radius: 0.98

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 3.99 AU - 4.49 AU

Year: 3142 Days

Day: 29.1 Hours

Environment

Temp: -124 °C

Axial Tilt: 48.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 4.86 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.5

Radius: 1.65

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 4.45 AU - 5.27 AU

Year: 3856 Days

Day: 27.9 Hours

Environment

Temp: -124 °C

Axial Tilt: 32 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 57,063,885 km

• M1: 85,271 km (0.113 R)
• M2: 3,084,409 km (0.112 R)

Planet 5 - Gas Giant

Semi-Major Axis: 11.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 610.3

Radius: 12.9

Gravity: 3.67 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 10.77 AU - 11.93 AU

Year: 13761 Days

Day: 8.7 Hours

Environment

Temp: -175 °C

Axial Tilt: 26.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 57,063,885 km

• M1: 160,519 km (0.103 R)
• M2: 636,389 km (0.105 R)
• M3: 1,160,580 km (0.045 R)
• M4: 2,338,215 km (0.09 R)
• M5: 3,089,794 km (0.112 R)
• M6: 3,968,532 km (0.105 R)
• M7: 4,406,405 km (0.1 R)
• M8: 4,876,741 km (0.094 R)
• M9: 5,555,915 km (0.072 R)
• M10: 7,062,067 km (0.057 R)
• M11: 10,369,227 km (0.119 R)
• M12: 11,847,254 km (0.111 R)
• M13: 12,949,790 km (0.119 R)
• M14: 14,388,922 km (0.073 R)
• M15: 17,274,814 km (0.118 R)
• M16: 17,895,346 km (0.038 R)
• M17: 22,115,352 km (0.113 R)
• M18: 22,754,883 km (0.101 R)
• M19: 24,455,811 km (0.069 R)
• M20: 29,295,003 km (0.035 R)
• M21: 34,615,302 km (0.109 R)
• M22: 36,861,663 km (0.104 R)
• M23: 41,229,622 km (0.097 R)
• M24: 50,034,504 km (0.036 R)
• M25: 55,373,801 km (0.085 R)

Kuiper Belt

Range: 30.5 - 60.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 477 - 18,258 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit