🌌 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: 2.89

Radius: 1.53

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 0.63 AU - 0.67 AU

Year: 193 Days

Day: 36.6 Hours

Environment

Temp: 116 °C

Axial Tilt: 1.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 22,164,864 km

• M1: 35,754 km (0.117 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.91 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.79

Radius: 1.51

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 0.78 AU - 1.04 AU

Year: 320 Days

Day: 34 Hours

Environment

Temp: 71 °C

Axial Tilt: 19.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 22,164,864 km

• M1: 167,400 km (0.042 R)
• M2: 462,557 km (0.065 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.07 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.77

Radius: 1.7

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 0.85 AU - 1.29 AU

Year: 408 Days

Day: 20.3 Hours

Environment

Temp: 26 °C

Axial Tilt: 29 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Asteroid Belt

Center: 3.46 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 5.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 249.8

Radius: 9.2

Gravity: 2.95 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 5.75 AU - 5.93 AU

Year: 5207 Days

Day: 12.7 Hours

Environment

Temp: -140 °C

Axial Tilt: 7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 22,164,864 km

• M1: 114,442 km (0.099 R)
• M2: 506,389 km (0.099 R)
• M3: 950,844 km (0.102 R)
• M4: 1,249,591 km (0.098 R)
• M5: 1,600,996 km (0.11 R)
• M6: 1,992,793 km (0.098 R)
• M7: 2,302,910 km (0.028 R)
• M8: 4,007,577 km (0.082 R)
• M9: 4,551,665 km (0.104 R)
• M10: 5,446,260 km (0.032 R)
• M11: 5,760,416 km (0.1 R)
• M12: 7,140,007 km (0.1 R)
• M13: 8,552,211 km (0.092 R)
• M14: 10,659,147 km (0.084 R)
• M15: 11,361,958 km (0.107 R)
• M16: 12,361,571 km (0.034 R)
• M17: 14,735,091 km (0.048 R)
• M18: 15,141,249 km (0.106 R)
• M19: 18,429,111 km (0.079 R)
• M20: 19,440,842 km (0.116 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 352 - 15,758 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit