🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.62 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 1.23 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.85

Radius: 1.71

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 1.23 AU - 1.23 AU

Year: 506 Days

Day: 45.1 Hours

Environment

Temp: -18 °C

Axial Tilt: 39.8 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 2.03 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.86

Radius: 1.28

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 1.65 AU - 2.41 AU

Year: 1073 Days

Day: 39.7 Hours

Environment

Temp: -75 °C

Axial Tilt: 41.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 26,876,320 km

• M1: 29,920 km (0.083 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.13 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.41

Radius: 1.63

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 1.69 AU - 2.57 AU

Year: 1153 Days

Day: 26.5 Hours

Environment

Temp: -85 °C

Axial Tilt: 33.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Gas Giant

Semi-Major Axis: 5.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 323

Radius: 11.6

Gravity: 2.4 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 4.34 AU - 5.82 AU

Year: 4246 Days

Day: 5.7 Hours

Environment

Temp: -145 °C

Axial Tilt: 27.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 26,876,320 km

• M1: 151,393 km (0.115 R)
• M2: 967,001 km (0.092 R)
• M3: 1,662,182 km (0.085 R)
• M4: 2,289,895 km (0.11 R)
• M5: 2,888,436 km (0.104 R)
• M6: 3,458,703 km (0.116 R)
• M7: 3,919,763 km (0.066 R)
• M8: 4,421,515 km (0.051 R)
• M9: 7,201,791 km (0.091 R)
• M10: 9,081,488 km (0.098 R)
• M11: 10,543,359 km (0.104 R)
• M12: 12,026,921 km (0.068 R)
• M13: 13,551,622 km (0.056 R)
• M14: 15,151,123 km (0.08 R)
• M15: 15,762,828 km (0.056 R)
• M16: 20,027,265 km (0.118 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 476.6

Radius: 8.2

Gravity: 7.09 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 4.39 AU - 6.99 AU

Year: 5034 Days

Day: 9.9 Hours

Environment

Temp: -148 °C

Axial Tilt: 20.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 26,876,320 km

• M1: 102,026 km (0.049 R)
• M2: 364,420 km (0.096 R)
• M3: 1,240,166 km (0.074 R)
• M4: 1,513,930 km (0.117 R)
• M5: 2,015,682 km (0.105 R)
• M6: 2,290,643 km (0.113 R)
• M7: 3,044,466 km (0.114 R)
• M8: 3,632,835 km (0.097 R)
• M9: 4,532,367 km (0.056 R)
• M10: 5,489,793 km (0.098 R)
• M11: 6,001,717 km (0.073 R)
• M12: 6,299,566 km (0.087 R)
• M13: 6,764,965 km (0.062 R)
• M14: 7,319,973 km (0.091 R)
• M15: 8,082,773 km (0.083 R)
• M16: 9,207,151 km (0.101 R)
• M17: 9,563,792 km (0.112 R)
• M18: 9,970,997 km (0.099 R)
• M19: 10,560,562 km (0.113 R)
• M20: 11,670,728 km (0.099 R)
• M21: 13,504,349 km (0.095 R)
• M22: 14,383,686 km (0.107 R)
• M23: 17,013,467 km (0.114 R)
• M24: 17,430,695 km (0.087 R)
• M25: 19,040,817 km (0.088 R)
• M26: 19,361,405 km (0.089 R)
• M27: 20,950,883 km (0.077 R)
• M28: 25,456,322 km (0.053 R)
• M29: 26,238,868 km (0.097 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 197 - 16,421 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit