🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.29 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.85

Radius: 1.28

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 0.57 AU - 0.59 AU

Year: 162 Days

Day: 41.9 Hours

Environment

Temp: 211 °C

Axial Tilt: 12.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.86 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.96

Radius: 0.98

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 0.71 AU - 1.01 AU

Year: 293 Days

Day: 44.4 Hours

Environment

Temp: 115 °C

Axial Tilt: 27.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 54,483,622 km

• M1: 268,379 km (0.105 R)

Planet 3 - Gas Giant

Semi-Major Axis: 7.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 343.3

Radius: 10.6

Gravity: 3.06 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 6.46 AU - 8.2 AU

Year: 7285 Days

Day: 8.8 Hours

Environment

Temp: -152 °C

Axial Tilt: 163.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 54,483,622 km

• M1: 136,433 km (0.053 R)
• M2: 530,175 km (0.078 R)
• M3: 903,870 km (0.079 R)
• M4: 1,234,930 km (0.037 R)
• M5: 1,750,445 km (0.096 R)
• M6: 2,096,165 km (0.11 R)
• M7: 2,818,424 km (0.073 R)
• M8: 4,649,951 km (0.113 R)
• M9: 6,151,614 km (0.082 R)
• M10: 6,500,027 km (0.068 R)
• M11: 6,996,543 km (0.112 R)
• M12: 8,368,056 km (0.103 R)
• M13: 8,717,666 km (0.098 R)
• M14: 9,199,072 km (0.048 R)
• M15: 15,322,712 km (0.081 R)
• M16: 19,451,314 km (0.108 R)
• M17: 20,906,602 km (0.117 R)
• M18: 21,407,455 km (0.119 R)
• M19: 22,433,248 km (0.088 R)
• M20: 26,364,979 km (0.104 R)
• M21: 29,375,935 km (0.118 R)
• M22: 29,914,039 km (0.05 R)
• M23: 30,825,688 km (0.09 R)

Planet 4 - Gas Giant

Semi-Major Axis: 11.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 475.8

Radius: 12.5

Gravity: 3.05 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 8.82 AU - 14.42 AU

Year: 14541 Days

Day: 11.6 Hours

Environment

Temp: -191 °C

Axial Tilt: 16.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 54,483,622 km

• M1: 155,582 km (0.108 R)
• M2: 577,149 km (0.097 R)
• M3: 1,297,612 km (0.099 R)
• M4: 2,347,789 km (0.1 R)
• M5: 3,136,619 km (0.081 R)
• M6: 3,580,625 km (0.087 R)
• M7: 4,975,326 km (0.078 R)
• M8: 5,724,213 km (0.071 R)
• M9: 6,547,151 km (0.113 R)
• M10: 7,028,258 km (0.031 R)
• M11: 8,949,992 km (0.076 R)
• M12: 9,850,571 km (0.104 R)
• M13: 12,731,078 km (0.076 R)
• M14: 20,687,890 km (0.099 R)
• M15: 25,054,801 km (0.093 R)
• M16: 25,542,340 km (0.095 R)
• M17: 28,920,859 km (0.082 R)
• M18: 30,329,921 km (0.051 R)
• M19: 30,884,032 km (0.051 R)
• M20: 31,444,724 km (0.072 R)
• M21: 32,471,115 km (0.117 R)
• M22: 35,561,957 km (0.113 R)
• M23: 36,302,018 km (0.043 R)
• M24: 39,104,285 km (0.097 R)
• M25: 45,712,921 km (0.071 R)
• M26: 47,177,783 km (0.026 R)
• M27: 48,371,873 km (0.075 R)
• M28: 49,586,159 km (0.096 R)
• M29: 50,355,242 km (0.081 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: 542 - 19,568 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit