🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.37 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 654.4

Radius: 13.7

Gravity: 3.49 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 0.69 AU - 0.79 AU

Year: 405 Days

Day: 11.5 Hours

Environment

Temp: -144 °C

Axial Tilt: 24.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 20,485,323 km

• M1: 170,392 km (0.098 R)
• M2: 915,838 km (0.062 R)
• M3: 1,347,278 km (0.116 R)
• M4: 1,989,203 km (0.109 R)
• M5: 2,510,551 km (0.114 R)
• M6: 3,069,300 km (0.108 R)
• M7: 3,613,686 km (0.114 R)
• M8: 5,078,698 km (0.076 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 484.1

Radius: 10.4

Gravity: 4.48 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 0.78 AU - 1.14 AU

Year: 598 Days

Day: 11 Hours

Environment

Temp: -166 °C

Axial Tilt: 15.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 20,485,323 km

• M1: 129,402 km (0.069 R)
• M2: 716,424 km (0.112 R)
• M3: 1,126,023 km (0.068 R)
• M4: 1,497,923 km (0.06 R)
• M5: 1,822,850 km (0.103 R)
• M6: 2,222,725 km (0.081 R)
• M7: 2,786,410 km (0.062 R)
• M8: 3,345,158 km (0.099 R)
• M9: 3,882,214 km (0.118 R)
• M10: 4,505,738 km (0.057 R)
• M11: 4,904,716 km (0.09 R)
• M12: 5,277,364 km (0.064 R)
• M13: 6,024,905 km (0.114 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 636.8

Radius: 11.8

Gravity: 4.57 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 0.96 AU - 1.08 AU

Year: 655 Days

Day: 14.7 Hours

Environment

Temp: -154 °C

Axial Tilt: 26.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 20,485,323 km

• M1: 146,756 km (0.118 R)
• M2: 747,690 km (0.094 R)
• M3: 1,541,905 km (0.025 R)
• M4: 1,932,057 km (0.106 R)
• M5: 3,892,387 km (0.073 R)
• M6: 4,347,913 km (0.052 R)
• M7: 7,379,962 km (0.071 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 589.8

Radius: 11.1

Gravity: 4.79 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 2.4 AU - 3.24 AU

Year: 3011 Days

Day: 10.2 Hours

Environment

Temp: -204 °C

Axial Tilt: 0.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 20,485,323 km

• M1: 138,079 km (0.045 R)
• M2: 521,049 km (0.098 R)
• M3: 882,627 km (0.095 R)
• M4: 1,237,025 km (0.073 R)
• M5: 1,789,939 km (0.09 R)
• M6: 2,346,293 km (0.098 R)
• M7: 2,884,995 km (0.062 R)
• M8: 3,342,016 km (0.118 R)
• M9: 3,807,864 km (0.104 R)
• M10: 5,397,342 km (0.118 R)
• M11: 6,451,558 km (0.096 R)
• M12: 8,184,350 km (0.1 R)
• M13: 8,894,940 km (0.038 R)
• M14: 10,871,576 km (0.111 R)
• M15: 12,458,211 km (0.082 R)
• M16: 13,490,586 km (0.109 R)
• M17: 15,623,254 km (0.039 R)
• M18: 16,876,884 km (0.028 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 425 - 17,581 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit