🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.33 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.65 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.78

Radius: 1.87

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 0.54 AU - 0.76 AU

Year: 197 Days

Day: 33.7 Hours

Environment

Temp: 122 °C

Axial Tilt: 20.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.2 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.19

Radius: 0.51

Gravity: 0.73 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 1.12 AU - 1.28 AU

Year: 495 Days

Day: 13.5 Hours

Environment

Temp: -22 °C

Axial Tilt: 16.7 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 4.04 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.61

Radius: 1.67

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 3.37 AU - 4.71 AU

Year: 3059 Days

Day: 42.3 Hours

Environment

Temp: -132 °C

Axial Tilt: 21.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Gas Giant

Semi-Major Axis: 5.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 867.9

Radius: 10.7

Gravity: 7.58 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 4.75 AU - 7.07 AU

Year: 5413 Days

Day: 11.2 Hours

Environment

Temp: -150 °C

Axial Tilt: 25.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 34,448,067 km

• M1: 133,740 km (0.112 R)
• M2: 561,590 km (0.112 R)
• M3: 996,172 km (0.079 R)
• M4: 1,843,195 km (0.111 R)
• M5: 2,918,804 km (0.109 R)
• M6: 3,583,318 km (0.063 R)
• M7: 4,096,438 km (0.084 R)
• M8: 5,358,297 km (0.117 R)
• M9: 5,904,778 km (0.034 R)
• M10: 6,932,814 km (0.092 R)
• M11: 7,656,868 km (0.116 R)
• M12: 8,390,645 km (0.096 R)
• M13: 9,600,443 km (0.117 R)
• M14: 10,361,597 km (0.073 R)
• M15: 15,737,995 km (0.04 R)
• M16: 18,640,942 km (0.094 R)
• M17: 21,430,643 km (0.098 R)
• M18: 22,964,171 km (0.097 R)
• M19: 24,405,696 km (0.1 R)
• M20: 24,899,369 km (0.09 R)
• M21: 27,115,960 km (0.029 R)
• M22: 28,816,888 km (0.092 R)
• M23: 31,161,685 km (0.078 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 283 - 18,323 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit