🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.52 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 1.04 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.31

Radius: 1.4

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 0.93 AU - 1.15 AU

Year: 400 Days

Day: 43.3 Hours

Environment

Temp: 17 °C

Axial Tilt: 35.9 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (2)

Outer Limit: 60,978,460 km

• M1: 594,203 km (0.082 R)
• M2: 611,556 km (0.036 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.53 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.08

Radius: 1.75

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 1.42 AU - 1.64 AU

Year: 713 Days

Day: 45.6 Hours

Environment

Temp: -58 °C

Axial Tilt: 1.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 3.28 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.93

Radius: 0.97

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 2.49 AU - 4.07 AU

Year: 2238 Days

Day: 43.9 Hours

Environment

Temp: -124 °C

Axial Tilt: 31.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Ice Giant

Semi-Major Axis: 12.19 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 548.6

Radius: 4.3

Gravity: 29.67 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 9.14 AU - 15.24 AU

Year: 16034 Days

Day: 19.2 Hours

Environment

Temp: -182 °C

Axial Tilt: 42.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 60,978,460 km

• M1: 56,099 km (0.065 R)
• M2: 251,025 km (0.072 R)
• M3: 570,716 km (0.119 R)
• M4: 711,039 km (0.03 R)
• M5: 2,512,047 km (0.059 R)
• M6: 2,688,124 km (0.099 R)
• M7: 2,991,808 km (0.077 R)
• M8: 3,667,541 km (0.115 R)
• M9: 4,130,846 km (0.119 R)
• M10: 5,945,019 km (0.069 R)
• M11: 6,218,783 km (0.074 R)
• M12: 6,961,088 km (0.08 R)
• M13: 7,532,851 km (0.092 R)
• M14: 8,375,237 km (0.085 R)
• M15: 8,970,636 km (0.07 R)
• M16: 9,753,931 km (0.032 R)
• M17: 9,915,945 km (0.115 R)
• M18: 10,695,649 km (0.114 R)
• M19: 14,018,816 km (0.076 R)
• M20: 14,573,675 km (0.081 R)
• M21: 17,252,674 km (0.077 R)
• M22: 20,067,956 km (0.115 R)
• M23: 24,146,144 km (0.03 R)
• M24: 26,482,563 km (0.058 R)
• M25: 32,073,035 km (0.101 R)
• M26: 41,572,201 km (0.109 R)
• M27: 41,998,256 km (0.093 R)
• M28: 44,764,470 km (0.069 R)
• M29: 58,811,411 km (0.105 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 216 - 16,950 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit