🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.28 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.56 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.63

Radius: 1.67

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 0.55 AU - 0.57 AU

Year: 154 Days

Day: 17.5 Hours

Environment

Temp: 194 °C

Axial Tilt: 14.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 85,509,106 km

• M1: 246,238 km (0.092 R)

Planet 2 - Terrestrial

Semi-Major Axis: 2.33 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.09

Radius: 1.04

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 1.81 AU - 2.85 AU

Year: 1306 Days

Day: 45.8 Hours

Environment

Temp: -85 °C

Axial Tilt: 18.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 3.35 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.42

Radius: 1.15

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 2.88 AU - 3.82 AU

Year: 2251 Days

Day: 45.5 Hours

Environment

Temp: -118 °C

Axial Tilt: 4.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.16 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 4.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 329

Radius: 8.4

Gravity: 4.66 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 4.95 AU - 4.97 AU

Year: 4055 Days

Day: 7.6 Hours

Environment

Temp: -138 °C

Axial Tilt: 16.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 85,509,106 km

• M1: 104,569 km (0.03 R)
• M2: 409,001 km (0.063 R)
• M3: 690,693 km (0.118 R)
• M4: 1,166,265 km (0.113 R)
• M5: 1,609,523 km (0.115 R)
• M6: 2,786,859 km (0.1 R)
• M7: 5,196,282 km (0.105 R)
• M8: 5,569,379 km (0.042 R)
• M9: 8,875,193 km (0.096 R)
• M10: 9,192,939 km (0.088 R)
• M11: 10,897,756 km (0.105 R)
• M12: 11,719,198 km (0.062 R)
• M13: 12,537,349 km (0.05 R)
• M14: 16,829,012 km (0.089 R)

Planet 5 - Ice Giant

Semi-Major Axis: 14.39 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 968.5

Radius: 4

Gravity: 60.53 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 13.28 AU - 15.5 AU

Year: 20038 Days

Day: 24.7 Hours

Environment

Temp: -182 °C

Axial Tilt: 35 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 85,509,106 km

• M1: 49,816 km (0.112 R)
• M2: 289,322 km (0.081 R)
• M3: 531,671 km (0.095 R)
• M4: 1,433,746 km (0.111 R)
• M5: 2,177,397 km (0.11 R)
• M6: 3,065,410 km (0.11 R)
• M7: 6,656,507 km (0.11 R)
• M8: 6,987,567 km (0.066 R)
• M9: 7,580,573 km (0.108 R)
• M10: 8,979,163 km (0.083 R)
• M11: 11,722,788 km (0.078 R)
• M12: 15,545,313 km (0.108 R)
• M13: 18,233,437 km (0.101 R)
• M14: 23,519,029 km (0.084 R)
• M15: 26,449,502 km (0.118 R)
• M16: 27,039,666 km (0.087 R)
• M17: 29,488,134 km (0.081 R)
• M18: 37,269,018 km (0.059 R)
• M19: 41,074,339 km (0.083 R)
• M20: 43,804,949 km (0.114 R)
• M21: 52,903,791 km (0.032 R)
• M22: 54,977,517 km (0.075 R)
• M23: 57,300,772 km (0.067 R)
• M24: 75,895,189 km (0.072 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 260 - 15,728 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit