🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.94

Radius: 1.73

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 0.41 AU - 0.61 AU

Year: 128 Days

Day: 25.1 Hours

Environment

Temp: 210 °C

Axial Tilt: 38.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.07 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.23

Radius: 1.38

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 0.99 AU - 1.15 AU

Year: 389 Days

Day: 35.7 Hours

Environment

Temp: 108 °C

Axial Tilt: 19.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.9 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.72

Radius: 1.49

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 1.8 AU - 2 AU

Year: 920 Days

Day: 29 Hours

Environment

Temp: -41 °C

Axial Tilt: 21.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.05 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.27

Radius: 1.61

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 2.37 AU - 3.73 AU

Year: 1872 Days

Day: 45.6 Hours

Environment

Temp: -83 °C

Axial Tilt: 38.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.77 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Terrestrial

Semi-Major Axis: 4.49 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.46

Radius: 1.82

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 4.05 AU - 4.93 AU

Year: 3344 Days

Day: 12.8 Hours

Environment

Temp: -120 °C

Axial Tilt: 37.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 4.9 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.44

Radius: 1.43

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 3.71 AU - 6.09 AU

Year: 3812 Days

Day: 41 Hours

Environment

Temp: -125 °C

Axial Tilt: 3.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 12.4 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Ice Giant

Semi-Major Axis: 19.89 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 213.8

Radius: 6.3

Gravity: 5.39 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 19.83 AU - 19.95 AU

Year: 31177 Days

Day: 18.8 Hours

Environment

Temp: -186 °C

Axial Tilt: 27.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 69,389,357 km

• M1: 95,743 km (0.111 R)
• M2: 307,573 km (0.1 R)
• M3: 1,682,826 km (0.105 R)
• M4: 3,024,719 km (0.049 R)
• M5: 3,589,152 km (0.043 R)
• M6: 5,104,279 km (0.115 R)
• M7: 5,589,126 km (0.105 R)
• M8: 5,982,568 km (0.07 R)
• M9: 6,693,607 km (0.101 R)
• M10: 7,888,146 km (0.099 R)
• M11: 15,733,358 km (0.094 R)
• M12: 18,676,995 km (0.116 R)
• M13: 18,937,744 km (0.093 R)
• M14: 22,847,634 km (0.052 R)
• M15: 23,446,773 km (0.026 R)
• M16: 27,041,461 km (0.038 R)
• M17: 32,216,799 km (0.115 R)
• M18: 34,121,778 km (0.056 R)
• M19: 38,154,638 km (0.063 R)
• M20: 40,430,021 km (0.071 R)
• M21: 41,159,311 km (0.112 R)
• M22: 64,517,822 km (0.078 R)

Kuiper Belt

Range: 31.2 - 56.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 519 - 17,103 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit