🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.43 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 445

Radius: 9.6

Gravity: 4.83 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 0.86 AU - 0.86 AU

Year: 515 Days

Day: 9.8 Hours

Environment

Temp: -145 °C

Axial Tilt: 116.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 11,327,623 km

• M1: 119,529 km (0.115 R)
• M2: 453,132 km (0.055 R)
• M3: 1,421,778 km (0.053 R)
• M4: 1,774,081 km (0.079 R)
• M5: 2,326,247 km (0.096 R)
• M6: 2,810,046 km (0.076 R)
• M7: 3,735,758 km (0.103 R)
• M8: 4,289,869 km (0.052 R)
• M9: 4,703,806 km (0.074 R)
• M10: 5,270,483 km (0.118 R)
• M11: 5,628,620 km (0.084 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 879.1

Radius: 10.6

Gravity: 7.82 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 0.83 AU - 1.29 AU

Year: 705 Days

Day: 14.1 Hours

Environment

Temp: -171 °C

Axial Tilt: 2.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 11,327,623 km

• M1: 131,945 km (0.116 R)
• M2: 766,689 km (0.12 R)
• M3: 1,556,865 km (0.037 R)
• M4: 2,558,273 km (0.054 R)
• M5: 2,982,832 km (0.066 R)
• M6: 3,665,148 km (0.109 R)
• M7: 4,254,563 km (0.091 R)
• M8: 6,179,589 km (0.079 R)
• M9: 7,757,098 km (0.116 R)
• M10: 8,549,518 km (0.083 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 315.5

Radius: 10.5

Gravity: 2.86 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 0.86 AU - 1.28 AU

Year: 715 Days

Day: 7.4 Hours

Environment

Temp: -162 °C

Axial Tilt: 32.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 11,327,623 km

• M1: 130,599 km (0.05 R)
• M2: 459,864 km (0.041 R)
• M3: 934,687 km (0.114 R)
• M4: 1,419,534 km (0.11 R)
• M5: 1,845,439 km (0.049 R)
• M6: 2,500,229 km (0.065 R)
• M7: 3,014,696 km (0.113 R)
• M8: 3,436,712 km (0.091 R)
• M9: 4,313,655 km (0.093 R)
• M10: 5,040,551 km (0.119 R)
• M11: 5,383,429 km (0.097 R)
• M12: 6,189,313 km (0.087 R)

Asteroid Belt

Center: 1.33 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 1.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 549.8

Radius: 8.1

Gravity: 8.38 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 1.25 AU - 1.91 AU

Year: 1282 Days

Day: 5.3 Hours

Environment

Temp: -181 °C

Axial Tilt: 7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 11,327,623 km

• M1: 100,679 km (0.119 R)
• M2: 428,747 km (0.068 R)
• M3: 756,516 km (0.03 R)
• M4: 1,151,305 km (0.118 R)
• M5: 1,652,159 km (0.079 R)
• M6: 2,040,814 km (0.073 R)
• M7: 2,430,068 km (0.087 R)
• M8: 4,170,041 km (0.073 R)
• M9: 4,468,189 km (0.109 R)
• M10: 4,799,249 km (0.114 R)
• M11: 5,246,248 km (0.108 R)
• M12: 5,763,108 km (0.098 R)
• M13: 6,023,109 km (0.066 R)
• M14: 6,660,396 km (0.082 R)
• M15: 7,392,229 km (0.063 R)
• M16: 7,935,569 km (0.097 R)
• M17: 8,701,211 km (0.105 R)
• M18: 9,189,498 km (0.066 R)
• M19: 10,064,646 km (0.1 R)
• M20: 10,699,838 km (0.115 R)
• M21: 10,961,186 km (0.109 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 281 - 17,229 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit