🌌 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: 1.9

Radius: 1.29

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 0.61 AU - 0.97 AU

Year: 249 Days

Day: 22.1 Hours

Environment

Temp: 185 °C

Axial Tilt: 173.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Gas Giant

Semi-Major Axis: 12.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 71.9

Radius: 9.7

Gravity: 0.76 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 11.24 AU - 13.42 AU

Year: 15360 Days

Day: 9.9 Hours

Environment

Temp: -187 °C

Axial Tilt: 10.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 58,229,808 km

• M1: 223,798 km (0.11 R)
• M2: 792,869 km (0.086 R)
• M3: 1,140,235 km (0.037 R)
• M4: 2,053,680 km (0.108 R)
• M5: 2,389,676 km (0.039 R)
• M6: 3,800,983 km (0.107 R)
• M7: 4,508,581 km (0.088 R)
• M8: 10,580,908 km (0.108 R)
• M9: 11,217,447 km (0.104 R)
• M10: 11,975,908 km (0.118 R)
• M11: 12,920,618 km (0.08 R)
• M12: 16,710,830 km (0.101 R)
• M13: 18,858,607 km (0.115 R)
• M14: 21,042,137 km (0.066 R)
• M15: 22,637,898 km (0.077 R)
• M16: 24,312,646 km (0.041 R)

Planet 3 - Ice Giant

Semi-Major Axis: 14.8 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 301

Radius: 6.6

Gravity: 6.91 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 11.4 AU - 18.2 AU

Year: 20199 Days

Day: 17.4 Hours

Environment

Temp: -197 °C

Axial Tilt: 5.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 58,229,808 km

• M1: 82,129 km (0.098 R)
• M2: 348,114 km (0.117 R)
• M3: 620,532 km (0.09 R)
• M4: 3,222,637 km (0.105 R)
• M5: 5,668,413 km (0.075 R)
• M6: 5,928,564 km (0.075 R)
• M7: 6,674,907 km (0.109 R)
• M8: 8,024,579 km (0.081 R)
• M9: 11,252,303 km (0.099 R)
• M10: 12,330,604 km (0.102 R)
• M11: 15,325,105 km (0.082 R)
• M12: 15,977,352 km (0.091 R)
• M13: 16,198,757 km (0.064 R)
• M14: 17,182,213 km (0.063 R)
• M15: 18,771,840 km (0.064 R)
• M16: 24,222,738 km (0.117 R)
• M17: 31,908,927 km (0.077 R)
• M18: 32,378,066 km (0.111 R)
• M19: 32,732,912 km (0.111 R)
• M20: 33,330,256 km (0.058 R)
• M21: 36,681,547 km (0.08 R)
• M22: 42,471,733 km (0.099 R)
• M23: 44,480,832 km (0.067 R)
• M24: 48,378,605 km (0.085 R)
• M25: 55,991,341 km (0.06 R)
• M26: 57,881,660 km (0.08 R)

Kuiper Belt

Range: 30.9 - 50.9 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 466 - 10,718 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit