🌌 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: 4.78

Radius: 1.87

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 0.48 AU - 0.78 AU

Year: 174 Days

Day: 41.5 Hours

Environment

Temp: 159 °C

Axial Tilt: 42.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 27,387,032 km

• M1: 47,423 km (0.102 R)

Planet 2 - Terrestrial

Semi-Major Axis: 2.55 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.42

Radius: 1.42

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 2.39 AU - 2.71 AU

Year: 1418 Days

Day: 40.5 Hours

Environment

Temp: -64 °C

Axial Tilt: 38.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.58 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.61

Radius: 1.67

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 2.09 AU - 3.07 AU

Year: 1443 Days

Day: 22.6 Hours

Environment

Temp: -67 °C

Axial Tilt: 39.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 27,387,032 km

• M1: 276,158 km (0.036 R)
• M2: 644,318 km (0.118 R)

Planet 4 - Terrestrial

Semi-Major Axis: 4.1 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.14

Radius: 1.36

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 3.74 AU - 4.46 AU

Year: 2891 Days

Day: 24.4 Hours

Environment

Temp: -111 °C

Axial Tilt: 39.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 4.44 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.69

Radius: 0.86

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 4.14 AU - 4.74 AU

Year: 3258 Days

Day: 22.1 Hours

Environment

Temp: -121 °C

Axial Tilt: 39.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Gas Giant

Semi-Major Axis: 5.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 574.9

Radius: 12.7

Gravity: 3.56 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 5.61 AU - 5.75 AU

Year: 4714 Days

Day: 10.5 Hours

Environment

Temp: -129 °C

Axial Tilt: 36.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 27,387,032 km

• M1: 158,275 km (0.092 R)
• M2: 558,449 km (0.083 R)
• M3: 1,017,116 km (0.115 R)
• M4: 1,593,816 km (0.108 R)
• M5: 2,132,368 km (0.073 R)
• M6: 2,672,416 km (0.104 R)
• M7: 4,188,890 km (0.082 R)
• M8: 4,965,453 km (0.108 R)
• M9: 5,609,322 km (0.109 R)
• M10: 6,277,875 km (0.063 R)
• M11: 7,162,896 km (0.056 R)
• M12: 9,298,854 km (0.06 R)
• M13: 9,986,107 km (0.083 R)
• M14: 13,129,308 km (0.12 R)
• M15: 14,898,302 km (0.1 R)
• M16: 16,296,743 km (0.085 R)
• M17: 16,998,357 km (0.105 R)
• M18: 19,483,327 km (0.116 R)
• M19: 21,848,619 km (0.073 R)
• M20: 23,136,807 km (0.108 R)
• M21: 24,098,272 km (0.083 R)
• M22: 24,703,096 km (0.107 R)
• M23: 25,629,107 km (0.099 R)

Kuiper Belt

Range: 31.5 - 50.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 518 - 17,637 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit