🌌 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: 0.62 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.56

Radius: 1.83

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 0.47 AU - 0.77 AU

Year: 184 Days

Day: 25.7 Hours

Environment

Temp: 150 °C

Axial Tilt: 1.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.11 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.29

Radius: 1.39

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 0.85 AU - 1.37 AU

Year: 441 Days

Day: 26.2 Hours

Environment

Temp: -2 °C

Axial Tilt: 28.5 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (2)

Outer Limit: 25,327,638 km

• M1: 49,068 km (0.108 R)
• M2: 801,845 km (0.102 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.24 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.27

Radius: 1.61

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 1.2 AU - 1.28 AU

Year: 520 Days

Day: 29.5 Hours

Environment

Temp: -24 °C

Axial Tilt: 28.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Gas Giant

Semi-Major Axis: 4.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 712.8

Radius: 8.9

Gravity: 9 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 4.04 AU - 5.24 AU

Year: 3765 Days

Day: 10.6 Hours

Environment

Temp: -131 °C

Axial Tilt: 9.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 25,327,638 km

• M1: 110,702 km (0.088 R)
• M2: 646,712 km (0.1 R)
• M3: 992,432 km (0.05 R)
• M4: 1,387,969 km (0.075 R)
• M5: 1,798,316 km (0.118 R)
• M6: 2,172,011 km (0.047 R)
• M7: 2,646,087 km (0.081 R)
• M8: 3,358,323 km (0.114 R)
• M9: 4,148,050 km (0.111 R)
• M10: 5,612,164 km (0.1 R)
• M11: 7,004,023 km (0.099 R)
• M12: 7,627,247 km (0.112 R)
• M13: 9,720,271 km (0.092 R)
• M14: 10,246,557 km (0.101 R)
• M15: 11,006,514 km (0.087 R)
• M16: 12,829,065 km (0.12 R)
• M17: 16,946,148 km (0.117 R)
• M18: 22,005,248 km (0.11 R)
• M19: 23,054,378 km (0.102 R)
• M20: 24,356,927 km (0.082 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 164 - 20,080 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit