🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.71 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 1.41 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.42

Radius: 1.15

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 1.32 AU - 1.5 AU

Year: 603 Days

Day: 19.1 Hours

Environment

Temp: -6 °C

Axial Tilt: 33.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 32,160,962 km

• M1: 27,676 km (0.052 R)
• M2: 89,759 km (0.116 R)

Planet 2 - Terrestrial

Semi-Major Axis: 2.85 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.57

Radius: 1.84

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 2.77 AU - 2.93 AU

Year: 1732 Days

Day: 16.8 Hours

Environment

Temp: -103 °C

Axial Tilt: 32.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 32,160,962 km

• M1: 957,576 km (0.074 R)

Planet 3 - Terrestrial

Semi-Major Axis: 3.92 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.74

Radius: 1.69

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 3.77 AU - 4.07 AU

Year: 2793 Days

Day: 20.1 Hours

Environment

Temp: -121 °C

Axial Tilt: 13.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.81 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 5.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 862.6

Radius: 14.9

Gravity: 3.89 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 4.3 AU - 7.1 AU

Year: 4898 Days

Day: 13.7 Hours

Environment

Temp: -138 °C

Axial Tilt: 23.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 32,160,962 km

• M1: 186,249 km (0.098 R)
• M2: 933,341 km (0.041 R)
• M3: 1,579,903 km (0.101 R)
• M4: 2,309,492 km (0.106 R)
• M5: 3,099,069 km (0.113 R)
• M6: 4,865,372 km (0.116 R)
• M7: 6,424,181 km (0.118 R)
• M8: 6,954,805 km (0.119 R)
• M9: 8,646,308 km (0.095 R)
• M10: 10,507,904 km (0.112 R)
• M11: 11,294,639 km (0.074 R)
• M12: 12,320,133 km (0.09 R)
• M13: 14,556,920 km (0.111 R)
• M14: 15,771,655 km (0.076 R)
• M15: 20,737,257 km (0.091 R)
• M16: 23,964,831 km (0.053 R)
• M17: 25,003,190 km (0.087 R)
• M18: 27,255,535 km (0.063 R)
• M19: 28,919,662 km (0.105 R)
• M20: 30,930,108 km (0.075 R)

Kuiper Belt

Range: 30.5 - 48.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 467 - 17,171 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit