🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.43 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.86 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.93

Radius: 1.73

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 0.76 AU - 0.96 AU

Year: 279 Days

Day: 38.4 Hours

Environment

Temp: 123 °C

Axial Tilt: 37.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.41 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.49

Radius: 1.17

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 1.34 AU - 1.48 AU

Year: 586 Days

Day: 43 Hours

Environment

Temp: -3 °C

Axial Tilt: 34.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Gas Giant

Semi-Major Axis: 9.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 142.6

Radius: 10.6

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 9.11 AU - 9.49 AU

Year: 9922 Days

Day: 8.3 Hours

Environment

Temp: -168 °C

Axial Tilt: 44.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 28,260,340 km

• M1: 137,331 km (0.055 R)
• M2: 769,382 km (0.102 R)
• M3: 1,852,321 km (0.086 R)
• M4: 2,479,286 km (0.028 R)
• M5: 6,056,919 km (0.118 R)
• M6: 7,471,067 km (0.039 R)
• M7: 9,946,314 km (0.055 R)
• M8: 15,415,163 km (0.104 R)
• M9: 19,497,390 km (0.095 R)
• M10: 23,494,944 km (0.119 R)
• M11: 23,869,687 km (0.067 R)
• M12: 25,409,049 km (0.095 R)

Kuiper Belt

Range: 31.4 - 61.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 516 - 16,195 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit