🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.47 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.93 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.7

Radius: 0.87

Gravity: 0.92 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 0.84 AU - 1.02 AU

Year: 314 Days

Day: 39.5 Hours

Environment

Temp: 180 °C

Axial Tilt: 36.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 34,930,676 km

• M1: 50,564 km (0.09 R)
• M2: 138,079 km (0.037 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.15 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.92

Radius: 0.97

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 0.9 AU - 1.4 AU

Year: 431 Days

Day: 14.3 Hours

Environment

Temp: 22 °C

Axial Tilt: 11.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Gas Giant

Semi-Major Axis: 7.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 324.5

Radius: 14.9

Gravity: 1.46 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 7.45 AU - 7.87 AU

Year: 7417 Days

Day: 9.6 Hours

Environment

Temp: -145 °C

Axial Tilt: 15 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 34,930,676 km

• M1: 185,352 km (0.073 R)
• M2: 889,808 km (0.087 R)
• M3: 1,605,036 km (0.067 R)
• M4: 2,655,811 km (0.104 R)
• M5: 3,128,091 km (0.045 R)
• M6: 4,690,192 km (0.115 R)
• M7: 5,587,032 km (0.101 R)
• M8: 6,595,471 km (0.108 R)
• M9: 8,503,891 km (0.081 R)
• M10: 9,420,028 km (0.076 R)
• M11: 9,966,509 km (0.059 R)
• M12: 10,489,503 km (0.086 R)
• M13: 13,074,854 km (0.07 R)
• M14: 15,246,117 km (0.085 R)
• M15: 16,477,757 km (0.048 R)
• M16: 18,611,172 km (0.093 R)
• M17: 19,205,524 km (0.097 R)
• M18: 20,086,357 km (0.066 R)
• M19: 20,782,136 km (0.112 R)
• M20: 22,891,317 km (0.08 R)
• M21: 24,192,070 km (0.103 R)
• M22: 26,940,931 km (0.09 R)
• M23: 29,445,050 km (0.104 R)
• M24: 30,162,222 km (0.1 R)

Planet 4 - Gas Giant

Semi-Major Axis: 12.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 102.8

Radius: 8.6

Gravity: 1.39 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 11.04 AU - 14.6 AU

Year: 16059 Days

Day: 10.4 Hours

Environment

Temp: -183 °C

Axial Tilt: 4.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 34,930,676 km

• M1: 110,553 km (0.117 R)
• M2: 462,856 km (0.069 R)
• M3: 1,870,871 km (0.051 R)
• M4: 2,613,924 km (0.089 R)
• M5: 3,815,494 km (0.075 R)
• M6: 4,356,290 km (0.069 R)
• M7: 4,891,252 km (0.118 R)
• M8: 5,320,747 km (0.069 R)
• M9: 9,278,658 km (0.063 R)
• M10: 18,820,160 km (0.071 R)
• M11: 20,968,984 km (0.049 R)
• M12: 23,757,488 km (0.107 R)
• M13: 31,693,506 km (0.031 R)
• M14: 32,086,649 km (0.1 R)

Kuiper Belt

Range: 31.4 - 59.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 360 - 18,643 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit