🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.31 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.62 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.64

Radius: 0.84

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.006

Orbit Range: 0.62 AU - 0.62 AU

Year: 177 Days

Day: 15.2 Hours

Environment

Temp: 180 °C

Axial Tilt: 28.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.6 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.09

Radius: 1.57

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 1.39 AU - 1.81 AU

Year: 732 Days

Day: 41 Hours

Environment

Temp: -36 °C

Axial Tilt: 7.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 84,324,052 km

• M1: 212,429 km (0.112 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.59 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.81

Radius: 1.71

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 2.33 AU - 2.85 AU

Year: 1507 Days

Day: 19.7 Hours

Environment

Temp: -85 °C

Axial Tilt: 46.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 84,324,052 km

• M1: 40,242 km (0.097 R)
• M2: 1,297,014 km (0.089 R)

Asteroid Belt

Center: 9.48 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Ice Giant

Semi-Major Axis: 16.36 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 651.2

Radius: 4.1

Gravity: 38.74 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 16.11 AU - 16.61 AU

Year: 23931 Days

Day: 23.5 Hours

Environment

Temp: -189 °C

Axial Tilt: 20.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 84,324,052 km

• M1: 54,603 km (0.106 R)
• M2: 236,065 km (0.077 R)
• M3: 464,950 km (0.053 R)
• M4: 777,011 km (0.042 R)
• M5: 936,183 km (0.087 R)
• M6: 1,275,172 km (0.033 R)
• M7: 1,709,754 km (0.069 R)
• M8: 2,326,396 km (0.104 R)
• M9: 2,735,547 km (0.047 R)
• M10: 3,219,197 km (0.097 R)
• M11: 3,664,250 km (0.059 R)
• M12: 4,711,884 km (0.071 R)
• M13: 5,011,678 km (0.072 R)
• M14: 7,477,201 km (0.103 R)
• M15: 8,689,243 km (0.118 R)
• M16: 8,912,592 km (0.071 R)
• M17: 9,965,612 km (0.097 R)
• M18: 12,597,337 km (0.105 R)
• M19: 14,071,924 km (0.05 R)
• M20: 16,836,193 km (0.082 R)
• M21: 19,462,982 km (0.105 R)
• M22: 22,246,400 km (0.096 R)
• M23: 22,559,508 km (0.058 R)
• M24: 25,058,242 km (0.071 R)
• M25: 27,856,021 km (0.116 R)
• M26: 33,376,482 km (0.058 R)
• M27: 37,484,589 km (0.056 R)
• M28: 38,225,398 km (0.069 R)
• M29: 39,430,857 km (0.104 R)
• M30: 44,837,175 km (0.086 R)
• M31: 47,543,849 km (0.026 R)
• M32: 56,895,361 km (0.078 R)
• M33: 65,673,465 km (0.058 R)
• M34: 69,157,151 km (0.077 R)
• M35: 72,761,861 km (0.09 R)
• M36: 79,125,605 km (0.105 R)
• M37: 83,316,889 km (0.106 R)
• M38: 83,567,914 km (0.117 R)

Kuiper Belt

Range: 30.3 - 49.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 466 - 12,276 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit