🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.35 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.69 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.3

Radius: 0.62

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 0.53 AU - 0.85 AU

Year: 207 Days

Day: 21.9 Hours

Environment

Temp: 185 °C

Axial Tilt: 11.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 17,892,696 km

• M1: 14,810 km (0.073 R)
• M2: 260,899 km (0.112 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.72 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.47

Radius: 1.64

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 0.61 AU - 0.83 AU

Year: 221 Days

Day: 23.4 Hours

Environment

Temp: 205 °C

Axial Tilt: 21.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 17,892,696 km

• M1: 38,297 km (0.114 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.8 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.85

Radius: 1.71

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 0.64 AU - 0.96 AU

Year: 259 Days

Day: 19.1 Hours

Environment

Temp: 190 °C

Axial Tilt: 4.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 17,892,696 km

• M1: 82,129 km (0.099 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.69 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.95

Radius: 0.98

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 1.42 AU - 1.96 AU

Year: 795 Days

Day: 30.9 Hours

Environment

Temp: -53 °C

Axial Tilt: 25.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 17,892,696 km

• M1: 249,529 km (0.119 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 147.1

Radius: 10.3

Gravity: 1.39 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 4.43 AU - 6.97 AU

Year: 4922 Days

Day: 12.4 Hours

Environment

Temp: -151 °C

Axial Tilt: 46.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 17,892,696 km

• M1: 137,181 km (0.077 R)
• M2: 617,390 km (0.108 R)
• M3: 1,641,388 km (0.095 R)
• M4: 2,322,058 km (0.037 R)
• M5: 2,772,797 km (0.11 R)
• M6: 3,888,946 km (0.117 R)
• M7: 6,405,930 km (0.064 R)
• M8: 10,582,254 km (0.105 R)
• M9: 12,525,381 km (0.111 R)
• M10: 13,961,221 km (0.1 R)
• M11: 15,992,910 km (0.119 R)

Kuiper Belt

Range: 30.3 - 50.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 203 - 18,849 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit