🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.74 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.64

Radius: 1.47

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 0.62 AU - 0.86 AU

Year: 244 Days

Day: 32.2 Hours

Environment

Temp: 125 °C

Axial Tilt: 1.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 103,798,137 km

• M1: 34,408 km (0.119 R)
• M2: 593,156 km (0.086 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.46 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.27

Radius: 1.79

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 1.11 AU - 1.81 AU

Year: 675 Days

Day: 21.5 Hours

Environment

Temp: -58 °C

Axial Tilt: 17.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 103,798,137 km

• M1: 167,849 km (0.108 R)

Asteroid Belt

Center: 2.38 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Terrestrial

Semi-Major Axis: 3.29 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.55

Radius: 1.83

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 2.9 AU - 3.68 AU

Year: 2285 Days

Day: 33.3 Hours

Environment

Temp: -126 °C

Axial Tilt: 11.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.19 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 5.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 42

Radius: 12.3

Gravity: 0.28 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 4.59 AU - 5.59 AU

Year: 4397 Days

Day: 8.7 Hours

Environment

Temp: -153 °C

Axial Tilt: 44.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 103,798,137 km

• M1: 161,865 km (0.035 R)
• M2: 647,460 km (0.099 R)
• M3: 1,108,969 km (0.116 R)
• M4: 1,748,201 km (0.102 R)
• M5: 3,167,286 km (0.109 R)
• M6: 5,922,430 km (0.115 R)

Planet 5 - Ice Giant

Semi-Major Axis: 16.04 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 38.8

Radius: 7.7

Gravity: 0.65 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 15.08 AU - 17 AU

Year: 24597 Days

Day: 19.1 Hours

Environment

Temp: -205 °C

Axial Tilt: 12.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 103,798,137 km

• M1: 95,892 km (0.077 R)
• M2: 383,868 km (0.101 R)
• M3: 928,554 km (0.109 R)
• M4: 2,591,484 km (0.088 R)
• M5: 6,096,412 km (0.095 R)
• M6: 12,424,402 km (0.117 R)
• M7: 14,604,941 km (0.076 R)

Planet 6 - Ice Giant

Semi-Major Axis: 17.44 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 894.5

Radius: 6.1

Gravity: 24.04 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 13.71 AU - 21.17 AU

Year: 27886 Days

Day: 24.3 Hours

Environment

Temp: -205 °C

Axial Tilt: 39.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 103,798,137 km

• M1: 75,996 km (0.115 R)
• M2: 641,326 km (0.117 R)
• M3: 1,022,801 km (0.084 R)
• M4: 1,337,854 km (0.097 R)
• M5: 1,677,142 km (0.114 R)
• M6: 2,094,819 km (0.114 R)
• M7: 7,068,799 km (0.08 R)
• M8: 9,277,761 km (0.086 R)
• M9: 10,437,443 km (0.055 R)
• M10: 11,262,326 km (0.088 R)
• M11: 11,982,341 km (0.05 R)
• M12: 12,886,211 km (0.075 R)
• M13: 16,773,960 km (0.088 R)
• M14: 18,882,991 km (0.096 R)
• M15: 19,794,491 km (0.071 R)
• M16: 28,560,627 km (0.119 R)
• M17: 51,021,102 km (0.094 R)
• M18: 52,982,779 km (0.071 R)
• M19: 56,847,640 km (0.1 R)
• M20: 66,510,316 km (0.068 R)
• M21: 80,317,601 km (0.083 R)
• M22: 82,700,844 km (0.063 R)
• M23: 85,677,244 km (0.115 R)
• M24: 91,270,409 km (0.062 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 558 - 11,393 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit