🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.31 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.61 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.85

Radius: 1.28

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 0.57 AU - 0.65 AU

Year: 149 Days

Day: 34.2 Hours

Environment

Temp: 316 °C

Axial Tilt: 39.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.76 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.46

Radius: 1.64

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 0.75 AU - 0.77 AU

Year: 208 Days

Day: 39.2 Hours

Environment

Temp: 290 °C

Axial Tilt: 28.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.85 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.46

Radius: 1.64

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 0.65 AU - 1.05 AU

Year: 245 Days

Day: 20.3 Hours

Environment

Temp: 207 °C

Axial Tilt: 123.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 109,191,273 km

• M1: 655,987 km (0.091 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.15 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.39

Radius: 1.42

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 1.07 AU - 1.23 AU

Year: 386 Days

Day: 19.2 Hours

Environment

Temp: 148 °C

Axial Tilt: 38.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 5 - Ice Giant

Semi-Major Axis: 21.09 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 880

Radius: 4.7

Gravity: 39.84 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 17.76 AU - 24.42 AU

Year: 30334 Days

Day: 15.3 Hours

Environment

Temp: -178 °C

Axial Tilt: 29 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 109,191,273 km

• M1: 64,925 km (0.043 R)
• M2: 760,705 km (0.071 R)
• M3: 944,711 km (0.098 R)
• M4: 3,909,441 km (0.114 R)
• M5: 10,338,410 km (0.107 R)
• M6: 11,607,299 km (0.058 R)
• M7: 13,864,431 km (0.061 R)
• M8: 21,132,046 km (0.119 R)
• M9: 23,631,078 km (0.066 R)
• M10: 28,001,729 km (0.106 R)
• M11: 32,734,856 km (0.081 R)
• M12: 35,289,689 km (0.053 R)
• M13: 37,171,032 km (0.118 R)
• M14: 37,330,802 km (0.056 R)
• M15: 41,646,551 km (0.098 R)
• M16: 42,513,022 km (0.114 R)
• M17: 51,450,298 km (0.112 R)
• M18: 54,480,553 km (0.116 R)
• M19: 55,308,278 km (0.119 R)
• M20: 56,144,230 km (0.119 R)
• M21: 56,988,710 km (0.073 R)
• M22: 70,201,942 km (0.109 R)
• M23: 79,616,286 km (0.035 R)
• M24: 87,840,130 km (0.073 R)
• M25: 94,218,385 km (0.108 R)
• M26: 94,515,486 km (0.061 R)
• M27: 99,353,331 km (0.043 R)
• M28: 102,145,875 km (0.112 R)

Kuiper Belt

Range: 35 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 205 - 12,189 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit