🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.39 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.78 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.62

Radius: 1.84

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 0.68 AU - 0.88 AU

Year: 249 Days

Day: 16 Hours

Environment

Temp: 194 °C

Axial Tilt: 25.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 47,482,123 km

• M1: 543,489 km (0.098 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.89 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.72

Radius: 1.49

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 0.68 AU - 1.1 AU

Year: 304 Days

Day: 12.9 Hours

Environment

Temp: 138 °C

Axial Tilt: 12.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.19 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.25

Radius: 1.78

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 0.97 AU - 1.41 AU

Year: 469 Days

Day: 40.7 Hours

Environment

Temp: 13 °C

Axial Tilt: 16.6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 3.58 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.86

Radius: 1.52

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 3.29 AU - 3.87 AU

Year: 2450 Days

Day: 22.8 Hours

Environment

Temp: -112 °C

Axial Tilt: 29.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 7.24 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 10.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 394.2

Radius: 14.6

Gravity: 1.85 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 8.32 AU - 13.46 AU

Year: 12997 Days

Day: 11 Hours

Environment

Temp: -172 °C

Axial Tilt: 17 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 47,482,123 km

• M1: 195,225 km (0.117 R)
• M2: 1,944,024 km (0.031 R)
• M3: 2,500,678 km (0.105 R)
• M4: 2,987,320 km (0.034 R)
• M5: 3,685,942 km (0.105 R)
• M6: 4,906,810 km (0.081 R)
• M7: 8,895,239 km (0.069 R)
• M8: 12,121,915 km (0.097 R)
• M9: 13,473,532 km (0.059 R)
• M10: 16,615,088 km (0.119 R)
• M11: 20,863,517 km (0.12 R)
• M12: 28,417,462 km (0.102 R)
• M13: 29,127,603 km (0.119 R)
• M14: 31,760,675 km (0.081 R)

Kuiper Belt

Range: 30.3 - 46.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 432 - 13,303 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit