🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.36 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 239.6

Radius: 10.5

Gravity: 2.17 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 0.57 AU - 0.85 AU

Year: 421 Days

Day: 8.5 Hours

Environment

Temp: -164 °C

Axial Tilt: 17.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 47,952,590 km

• M1: 130,599 km (0.108 R)
• M2: 507,885 km (0.099 R)
• M3: 910,004 km (0.101 R)
• M4: 1,418,038 km (0.065 R)
• M5: 2,102,149 km (0.106 R)
• M6: 2,698,297 km (0.094 R)
• M7: 3,070,795 km (0.098 R)
• M8: 3,435,366 km (0.066 R)
• M9: 3,863,066 km (0.08 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 270.6

Radius: 10.9

Gravity: 2.28 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 1.08 AU - 1.36 AU

Year: 947 Days

Day: 11.4 Hours

Environment

Temp: -191 °C

Axial Tilt: 2.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 47,952,590 km

• M1: 135,685 km (0.07 R)
• M2: 557,701 km (0.078 R)
• M3: 914,043 km (0.11 R)
• M4: 1,499,120 km (0.099 R)
• M5: 2,007,005 km (0.08 R)
• M6: 2,420,793 km (0.06 R)
• M7: 2,925,835 km (0.097 R)
• M8: 3,591,994 km (0.072 R)
• M9: 4,090,305 km (0.088 R)
• M10: 4,571,561 km (0.064 R)
• M11: 5,040,251 km (0.12 R)
• M12: 5,469,747 km (0.105 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 96.6

Radius: 13.4

Gravity: 0.54 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 1.72 AU - 2.48 AU

Year: 2139 Days

Day: 13.6 Hours

Environment

Temp: -197 °C

Axial Tilt: 13.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 47,952,590 km

• M1: 167,101 km (0.053 R)
• M2: 792,570 km (0.084 R)
• M3: 1,405,173 km (0.094 R)
• M4: 2,039,318 km (0.065 R)
• M5: 2,741,979 km (0.108 R)
• M6: 4,684,059 km (0.049 R)
• M7: 5,854,064 km (0.101 R)
• M8: 6,487,012 km (0.069 R)
• M9: 8,011,714 km (0.071 R)
• M10: 8,535,755 km (0.098 R)

Planet 4 - Ice Giant

Semi-Major Axis: 7.8 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 292.5

Radius: 5.7

Gravity: 9 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 6.72 AU - 8.88 AU

Year: 15313 Days

Day: 24.1 Hours

Environment

Temp: -229 °C

Axial Tilt: 49.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 47,952,590 km

• M1: 75,547 km (0.062 R)
• M2: 350,059 km (0.101 R)
• M3: 540,198 km (0.079 R)
• M4: 846,275 km (0.1 R)
• M5: 1,214,735 km (0.054 R)
• M6: 1,745,059 km (0.075 R)
• M7: 2,803,314 km (0.087 R)
• M8: 3,021,877 km (0.079 R)
• M9: 3,877,876 km (0.08 R)
• M10: 4,405,059 km (0.082 R)
• M11: 4,885,118 km (0.105 R)
• M12: 5,073,911 km (0.07 R)
• M13: 5,635,352 km (0.096 R)
• M14: 6,999,535 km (0.047 R)
• M15: 7,280,330 km (0.111 R)
• M16: 8,798,898 km (0.107 R)
• M17: 10,674,107 km (0.11 R)
• M18: 11,986,679 km (0.108 R)
• M19: 13,649,759 km (0.097 R)
• M20: 13,899,288 km (0.107 R)
• M21: 14,471,948 km (0.119 R)
• M22: 16,635,433 km (0.061 R)
• M23: 27,846,746 km (0.092 R)
• M24: 33,598,934 km (0.116 R)
• M25: 35,093,117 km (0.095 R)
• M26: 36,272,248 km (0.096 R)
• M27: 38,336,998 km (0.096 R)
• M28: 42,169,396 km (0.106 R)
• M29: 46,109,355 km (0.033 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 374 - 13,156 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit