🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.34 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.68 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.11

Radius: 1.57

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 0.59 AU - 0.77 AU

Year: 210 Days

Day: 15.6 Hours

Environment

Temp: 132 °C

Axial Tilt: 2.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.69 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.73

Radius: 0.88

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 0.65 AU - 0.73 AU

Year: 215 Days

Day: 41.7 Hours

Environment

Temp: 196 °C

Axial Tilt: 19.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 37,856,815 km

• M1: 135,536 km (0.119 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.19 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.35

Radius: 1.13

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 0.99 AU - 1.39 AU

Year: 486 Days

Day: 33.9 Hours

Environment

Temp: -3 °C

Axial Tilt: 9.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Asteroid Belt

Center: 4.34 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 7.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 571.9

Radius: 8.8

Gravity: 7.39 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 6.23 AU - 8.75 AU

Year: 7682 Days

Day: 12.2 Hours

Environment

Temp: -174 °C

Axial Tilt: 3.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 37,856,815 km

• M1: 109,506 km (0.104 R)
• M2: 458,966 km (0.079 R)
• M3: 750,233 km (0.081 R)
• M4: 1,528,591 km (0.092 R)
• M5: 1,826,889 km (0.118 R)
• M6: 2,692,014 km (0.064 R)
• M7: 3,216,504 km (0.114 R)
• M8: 3,641,661 km (0.111 R)
• M9: 3,929,338 km (0.053 R)
• M10: 5,697,435 km (0.111 R)
• M11: 7,099,915 km (0.083 R)
• M12: 9,280,902 km (0.044 R)
• M13: 9,728,948 km (0.106 R)
• M14: 10,475,740 km (0.107 R)
• M15: 10,912,417 km (0.108 R)
• M16: 12,455,968 km (0.092 R)
• M17: 13,168,053 km (0.112 R)
• M18: 16,097,928 km (0.034 R)
• M19: 18,299,560 km (0.096 R)
• M20: 18,720,378 km (0.038 R)
• M21: 19,800,774 km (0.117 R)
• M22: 22,402,580 km (0.051 R)
• M23: 26,185,611 km (0.05 R)
• M24: 26,541,205 km (0.082 R)
• M25: 28,461,144 km (0.03 R)
• M26: 32,066,004 km (0.111 R)
• M27: 33,193,823 km (0.102 R)
• M28: 37,181,504 km (0.065 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 556 - 15,975 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit