🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.32 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.63 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.61

Radius: 1.67

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 0.48 AU - 0.78 AU

Year: 188 Days

Day: 28.2 Hours

Environment

Temp: 178 °C

Axial Tilt: 0.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 2.34 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.83

Radius: 1.27

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 2.28 AU - 2.4 AU

Year: 1348 Days

Day: 24.8 Hours

Environment

Temp: -93 °C

Axial Tilt: 24.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 3.41 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.82

Radius: 1.71

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 2.68 AU - 4.14 AU

Year: 2372 Days

Day: 20.7 Hours

Environment

Temp: -111 °C

Axial Tilt: 1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.63 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.78

Radius: 1.87

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 3.42 AU - 3.84 AU

Year: 2605 Days

Day: 16.3 Hours

Environment

Temp: -123 °C

Axial Tilt: 2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 34,481,183 km

• M1: 1,071,869 km (0.033 R)

Planet 5 - Gas Giant

Semi-Major Axis: 6.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 685.4

Radius: 10.1

Gravity: 6.72 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 5.75 AU - 7.05 AU

Year: 6100 Days

Day: 5.7 Hours

Environment

Temp: -166 °C

Axial Tilt: 25.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 34,481,183 km

• M1: 125,662 km (0.11 R)
• M2: 501,452 km (0.047 R)
• M3: 904,319 km (0.05 R)
• M4: 1,809,985 km (0.105 R)
• M5: 2,195,050 km (0.093 R)
• M6: 2,838,171 km (0.077 R)
• M7: 4,343,275 km (0.104 R)
• M8: 6,094,617 km (0.118 R)
• M9: 6,898,407 km (0.075 R)
• M10: 7,546,465 km (0.095 R)
• M11: 9,387,416 km (0.102 R)
• M12: 10,644,636 km (0.084 R)
• M13: 12,683,506 km (0.097 R)
• M14: 13,217,720 km (0.037 R)
• M15: 18,114,357 km (0.095 R)
• M16: 19,068,193 km (0.097 R)
• M17: 19,627,989 km (0.076 R)
• M18: 24,590,898 km (0.03 R)
• M19: 27,493,246 km (0.084 R)
• M20: 27,848,990 km (0.06 R)
• M21: 28,751,963 km (0.111 R)
• M22: 29,581,184 km (0.064 R)
• M23: 30,331,716 km (0.107 R)
• M24: 30,807,138 km (0.12 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: 343 - 13,761 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit