🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.38 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.76 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.22

Radius: 1.78

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 0.63 AU - 0.89 AU

Year: 233 Days

Day: 22.4 Hours

Environment

Temp: 192 °C

Axial Tilt: 46.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 4.12 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.15

Radius: 1.58

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 3.99 AU - 4.25 AU

Year: 2939 Days

Day: 43.3 Hours

Environment

Temp: -126 °C

Axial Tilt: 0.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 92,336,660 km

• M1: 38,297 km (0.114 R)
• M2: 111,002 km (0.108 R)

Planet 3 - Ice Giant

Semi-Major Axis: 18.05 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 674.1

Radius: 5.9

Gravity: 19.37 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 14.46 AU - 21.64 AU

Year: 26952 Days

Day: 21.6 Hours

Environment

Temp: -190 °C

Axial Tilt: 50 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 92,336,660 km

• M1: 73,901 km (0.12 R)
• M2: 262,395 km (0.103 R)
• M3: 576,401 km (0.035 R)
• M4: 868,266 km (0.061 R)
• M5: 1,069,176 km (0.109 R)
• M6: 2,848,643 km (0.114 R)
• M7: 3,096,676 km (0.109 R)
• M8: 3,542,029 km (0.043 R)
• M9: 4,271,318 km (0.075 R)
• M10: 5,546,341 km (0.037 R)
• M11: 5,934,099 km (0.104 R)
• M12: 9,112,605 km (0.115 R)
• M13: 20,302,675 km (0.098 R)
• M14: 21,956,031 km (0.104 R)
• M15: 22,382,983 km (0.067 R)
• M16: 23,921,148 km (0.11 R)
• M17: 27,206,168 km (0.104 R)
• M18: 28,197,254 km (0.101 R)
• M19: 30,647,069 km (0.113 R)
• M20: 35,524,707 km (0.106 R)
• M21: 38,070,265 km (0.049 R)
• M22: 42,030,719 km (0.082 R)
• M23: 42,523,644 km (0.117 R)
• M24: 50,573,056 km (0.116 R)
• M25: 52,637,806 km (0.066 R)
• M26: 53,787,466 km (0.114 R)
• M27: 55,740,466 km (0.115 R)
• M28: 63,162,764 km (0.081 R)
• M29: 66,885,956 km (0.059 R)
• M30: 82,469,716 km (0.048 R)
• M31: 83,500,744 km (0.101 R)
• M32: 85,063,294 km (0.066 R)
• M33: 85,325,539 km (0.102 R)
• M34: 89,867,929 km (0.112 R)

Kuiper Belt

Range: 31.2 - 56.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 458 - 18,956 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit