🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.29 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.28

Radius: 1.61

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 0.58 AU - 0.58 AU

Year: 165 Days

Day: 27.4 Hours

Environment

Temp: 153 °C

Axial Tilt: 143.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 48,611,041 km

• M1: 154,834 km (0.082 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.72 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.38

Radius: 1.63

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 0.63 AU - 0.81 AU

Year: 228 Days

Day: 42.1 Hours

Environment

Temp: 110 °C

Axial Tilt: 6.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.79 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.98

Radius: 1.74

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 0.75 AU - 0.83 AU

Year: 262 Days

Day: 30.1 Hours

Environment

Temp: 83 °C

Axial Tilt: 17 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 3.8 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.16

Radius: 1.06

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 3.23 AU - 4.37 AU

Year: 2761 Days

Day: 28.1 Hours

Environment

Temp: -131 °C

Axial Tilt: 14.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Gas Giant

Semi-Major Axis: 8.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 925.7

Radius: 14.2

Gravity: 4.59 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 8.09 AU - 8.35 AU

Year: 8785 Days

Day: 7 Hours

Environment

Temp: -165 °C

Axial Tilt: 8.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 48,611,041 km

• M1: 176,675 km (0.1 R)
• M2: 657,931 km (0.085 R)
• M3: 1,140,534 km (0.096 R)
• M4: 2,417,502 km (0.098 R)
• M5: 2,919,103 km (0.071 R)
• M6: 5,141,230 km (0.051 R)
• M7: 6,677,301 km (0.04 R)
• M8: 7,428,282 km (0.088 R)
• M9: 12,873,346 km (0.106 R)
• M10: 15,608,443 km (0.044 R)
• M11: 16,226,432 km (0.072 R)
• M12: 17,880,685 km (0.093 R)
• M13: 18,941,035 km (0.099 R)
• M14: 22,031,129 km (0.095 R)
• M15: 22,897,001 km (0.078 R)
• M16: 29,192,528 km (0.115 R)
• M17: 33,635,436 km (0.045 R)
• M18: 39,009,590 km (0.118 R)
• M19: 42,894,497 km (0.081 R)
• M20: 46,323,130 km (0.049 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 391 - 11,769 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit