🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.35 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 509.9

Radius: 8.9

Gravity: 6.44 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 0.57 AU - 0.83 AU

Year: 404 Days

Day: 13.3 Hours

Environment

Temp: -148 °C

Axial Tilt: 5.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 56,413,297 km

• M1: 110,702 km (0.1 R)
• M2: 391,946 km (0.109 R)
• M3: 1,052,571 km (0.085 R)
• M4: 1,671,008 km (0.095 R)
• M5: 2,074,174 km (0.1 R)
• M6: 2,891,128 km (0.057 R)
• M7: 3,699,705 km (0.11 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 772

Radius: 14.3

Gravity: 3.78 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 1.47 AU - 1.85 AU

Year: 1476 Days

Day: 14.3 Hours

Environment

Temp: -200 °C

Axial Tilt: 36.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 56,413,297 km

• M1: 177,872 km (0.057 R)
• M2: 772,673 km (0.116 R)
• M3: 1,398,142 km (0.118 R)
• M4: 1,970,503 km (0.091 R)
• M5: 2,645,638 km (0.057 R)
• M6: 3,104,754 km (0.112 R)
• M7: 4,408,350 km (0.03 R)
• M8: 5,121,932 km (0.099 R)
• M9: 8,655,284 km (0.07 R)
• M10: 9,111,558 km (0.117 R)
• M11: 12,347,958 km (0.115 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 397.9

Radius: 11

Gravity: 3.29 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 1.51 AU - 1.93 AU

Year: 1557 Days

Day: 11.3 Hours

Environment

Temp: -203 °C

Axial Tilt: 6.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 56,413,297 km

• M1: 136,732 km (0.117 R)
• M2: 490,980 km (0.103 R)
• M3: 1,165,218 km (0.109 R)
• M4: 1,532,630 km (0.055 R)
• M5: 2,221,828 km (0.037 R)
• M6: 3,307,160 km (0.077 R)
• M7: 4,043,331 km (0.064 R)
• M8: 4,809,572 km (0.052 R)
• M9: 6,677,151 km (0.104 R)
• M10: 9,367,071 km (0.118 R)
• M11: 10,005,854 km (0.073 R)
• M12: 10,641,046 km (0.118 R)
• M13: 11,506,769 km (0.103 R)

Planet 4 - Ice Giant

Semi-Major Axis: 8.3 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 409.9

Radius: 6.9

Gravity: 8.61 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 7.74 AU - 8.86 AU

Year: 16505 Days

Day: 19.2 Hours

Environment

Temp: -223 °C

Axial Tilt: 2.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 56,413,297 km

• M1: 86,318 km (0.058 R)
• M2: 614,997 km (0.088 R)
• M3: 864,526 km (0.065 R)
• M4: 1,122,283 km (0.063 R)
• M5: 1,621,940 km (0.104 R)
• M6: 3,104,006 km (0.028 R)
• M7: 5,184,464 km (0.114 R)
• M8: 5,532,877 km (0.116 R)
• M9: 5,749,196 km (0.091 R)
• M10: 6,753,297 km (0.108 R)
• M11: 9,254,274 km (0.09 R)
• M12: 13,380,782 km (0.109 R)
• M13: 13,771,681 km (0.109 R)
• M14: 15,412,321 km (0.07 R)
• M15: 18,032,378 km (0.105 R)
• M16: 18,429,410 km (0.03 R)
• M17: 19,240,979 km (0.102 R)
• M18: 21,373,796 km (0.054 R)
• M19: 22,088,275 km (0.102 R)
• M20: 32,878,770 km (0.104 R)
• M21: 37,562,679 km (0.063 R)
• M22: 46,870,509 km (0.09 R)
• M23: 51,018,858 km (0.1 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 446 - 19,496 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit