🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.42 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 706.8

Radius: 12.4

Gravity: 4.6 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 0.64 AU - 1.02 AU

Year: 532 Days

Day: 11.8 Hours

Environment

Temp: -161 °C

Axial Tilt: 48.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 30,836,390 km

• M1: 154,834 km (0.118 R)
• M2: 542,143 km (0.085 R)
• M3: 1,036,863 km (0.075 R)
• M4: 1,494,184 km (0.108 R)
• M5: 1,933,552 km (0.044 R)
• M6: 2,621,254 km (0.093 R)
• M7: 3,069,150 km (0.087 R)
• M8: 3,466,781 km (0.101 R)
• M9: 4,036,899 km (0.119 R)
• M10: 4,456,072 km (0.103 R)
• M11: 5,017,213 km (0.112 R)
• M12: 5,642,682 km (0.101 R)
• M13: 6,225,067 km (0.087 R)
• M14: 6,628,831 km (0.105 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 51.9

Radius: 14.6

Gravity: 0.24 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 0.77 AU - 1.01 AU

Year: 590 Days

Day: 8.2 Hours

Environment

Temp: -161 °C

Axial Tilt: 39.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (4)

Outer Limit: 30,836,390 km

• M1: 181,612 km (0.067 R)
• M2: 748,887 km (0.111 R)
• M3: 1,411,905 km (0.029 R)
• M4: 2,248,755 km (0.119 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 675.1

Radius: 9.7

Gravity: 7.18 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 0.85 AU - 1.41 AU

Year: 844 Days

Day: 14.9 Hours

Environment

Temp: -186 °C

Axial Tilt: 33.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 30,836,390 km

• M1: 120,576 km (0.091 R)
• M2: 1,167,013 km (0.053 R)
• M3: 1,523,654 km (0.045 R)
• M4: 2,332,530 km (0.072 R)
• M5: 2,785,064 km (0.053 R)
• M6: 3,418,461 km (0.073 R)
• M7: 3,912,433 km (0.112 R)
• M8: 4,690,192 km (0.086 R)
• M9: 5,943,823 km (0.084 R)
• M10: 6,637,807 km (0.104 R)
• M11: 7,244,875 km (0.049 R)
• M12: 8,938,323 km (0.104 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 505.4

Radius: 9

Gravity: 6.24 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 3.31 AU - 5.05 AU

Year: 6007 Days

Day: 8.4 Hours

Environment

Temp: -219 °C

Axial Tilt: 36.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 30,836,390 km

• M1: 115,190 km (0.056 R)
• M2: 690,245 km (0.07 R)
• M3: 1,308,832 km (0.097 R)
• M4: 2,372,024 km (0.117 R)
• M5: 4,045,426 km (0.099 R)
• M6: 5,112,956 km (0.055 R)
• M7: 7,258,638 km (0.064 R)
• M8: 8,241,945 km (0.116 R)
• M9: 8,588,563 km (0.108 R)
• M10: 9,147,311 km (0.098 R)
• M11: 9,435,736 km (0.084 R)
• M12: 10,877,860 km (0.072 R)
• M13: 11,966,334 km (0.079 R)
• M14: 13,652,601 km (0.067 R)
• M15: 16,079,976 km (0.096 R)
• M16: 18,980,529 km (0.12 R)
• M17: 19,450,566 km (0.114 R)
• M18: 26,122,930 km (0.118 R)
• M19: 29,206,890 km (0.104 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 296 - 18,873 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit