🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.32 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.64 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.79

Radius: 1.87

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 0.58 AU - 0.7 AU

Year: 179 Days

Day: 42.9 Hours

Environment

Temp: 185 °C

Axial Tilt: 48.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.65 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.5

Radius: 1.83

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 0.56 AU - 0.74 AU

Year: 183 Days

Day: 42.4 Hours

Environment

Temp: 218 °C

Axial Tilt: 26.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 58,378,761 km

• M1: 42,935 km (0.072 R)
• M2: 274,512 km (0.1 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.41 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.44

Radius: 1.43

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 2.08 AU - 2.74 AU

Year: 1309 Days

Day: 43.3 Hours

Environment

Temp: -69 °C

Axial Tilt: 34.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.31 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 10.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 950

Radius: 13.2

Gravity: 5.45 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 10.18 AU - 10.24 AU

Year: 11413 Days

Day: 8.2 Hours

Environment

Temp: -169 °C

Axial Tilt: 22.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 58,378,761 km

• M1: 164,707 km (0.077 R)
• M2: 589,266 km (0.04 R)
• M3: 1,073,814 km (0.11 R)
• M4: 1,658,592 km (0.09 R)
• M5: 2,089,733 km (0.071 R)
• M6: 2,703,084 km (0.097 R)
• M7: 4,415,830 km (0.037 R)
• M8: 5,123,129 km (0.091 R)
• M9: 5,647,768 km (0.099 R)
• M10: 7,617,075 km (0.092 R)
• M11: 8,979,014 km (0.086 R)
• M12: 9,796,865 km (0.107 R)
• M13: 10,552,783 km (0.116 R)
• M14: 12,059,533 km (0.113 R)
• M15: 12,801,539 km (0.102 R)
• M16: 13,312,864 km (0.095 R)
• M17: 15,568,351 km (0.085 R)
• M18: 16,225,235 km (0.082 R)
• M19: 19,288,252 km (0.1 R)
• M20: 24,723,442 km (0.053 R)
• M21: 26,534,474 km (0.108 R)
• M22: 28,975,312 km (0.116 R)
• M23: 31,446,819 km (0.11 R)
• M24: 32,144,543 km (0.054 R)
• M25: 33,450,533 km (0.092 R)
• M26: 34,791,528 km (0.112 R)
• M27: 37,972,278 km (0.037 R)
• M28: 45,200,249 km (0.102 R)
• M29: 49,291,900 km (0.103 R)
• M30: 56,649,722 km (0.102 R)

Kuiper Belt

Range: 31.4 - 52.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 165 - 13,128 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit