🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.6 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 56.1

Radius: 11.7

Gravity: 0.41 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 1.14 AU - 1.24 AU

Year: 896 Days

Day: 8.9 Hours

Environment

Temp: -192 °C

Axial Tilt: 34 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 60,614,457 km

• M1: 145,559 km (0.063 R)
• M2: 685,457 km (0.069 R)
• M3: 1,190,201 km (0.064 R)
• M4: 1,567,038 km (0.107 R)
• M5: 2,010,745 km (0.066 R)
• M6: 3,308,656 km (0.094 R)
• M7: 4,013,262 km (0.042 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 439.6

Radius: 10.1

Gravity: 4.31 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 2.36 AU - 3.1 AU

Year: 3114 Days

Day: 7.1 Hours

Environment

Temp: -216 °C

Axial Tilt: 27.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 60,614,457 km

• M1: 125,961 km (0.049 R)
• M2: 761,453 km (0.119 R)
• M3: 1,464,414 km (0.096 R)
• M4: 1,938,190 km (0.032 R)
• M5: 2,569,942 km (0.088 R)
• M6: 3,096,526 km (0.078 R)
• M7: 3,474,710 km (0.058 R)
• M8: 4,429,294 km (0.12 R)
• M9: 4,956,477 km (0.047 R)
• M10: 5,403,325 km (0.092 R)
• M11: 7,080,168 km (0.088 R)
• M12: 7,405,095 km (0.038 R)
• M13: 8,506,434 km (0.041 R)
• M14: 10,874,718 km (0.114 R)
• M15: 11,590,245 km (0.091 R)
• M16: 12,765,186 km (0.063 R)
• M17: 13,788,436 km (0.109 R)
• M18: 16,098,526 km (0.072 R)
• M19: 18,321,850 km (0.101 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 187.6

Radius: 14.2

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 2.34 AU - 3.3 AU

Year: 3269 Days

Day: 8.2 Hours

Environment

Temp: -219 °C

Axial Tilt: 25.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 60,614,457 km

• M1: 176,675 km (0.1 R)
• M2: 755,320 km (0.091 R)
• M3: 1,480,121 km (0.113 R)
• M4: 1,946,717 km (0.119 R)
• M5: 2,565,155 km (0.119 R)
• M6: 3,068,552 km (0.098 R)
• M7: 4,665,060 km (0.087 R)
• M8: 6,839,315 km (0.114 R)
• M9: 7,565,015 km (0.108 R)
• M10: 8,077,088 km (0.117 R)
• M11: 8,950,740 km (0.094 R)
• M12: 9,753,781 km (0.079 R)
• M13: 11,138,160 km (0.075 R)
• M14: 11,615,227 km (0.082 R)
• M15: 12,375,783 km (0.055 R)
• M16: 14,294,525 km (0.054 R)

Planet 4 - Ice Giant

Semi-Major Axis: 8.03 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 561.5

Radius: 4.3

Gravity: 30.37 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 7.07 AU - 8.99 AU

Year: 15707 Days

Day: 18.8 Hours

Environment

Temp: -238 °C

Axial Tilt: 3.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 60,614,457 km

• M1: 89,310 km (0.105 R)
• M2: 622,327 km (0.037 R)
• M3: 901,178 km (0.086 R)
• M4: 1,640,041 km (0.116 R)
• M5: 1,840,203 km (0.091 R)
• M6: 2,151,666 km (0.091 R)
• M7: 3,047,009 km (0.103 R)
• M8: 3,429,382 km (0.092 R)
• M9: 4,835,003 km (0.095 R)
• M10: 6,543,860 km (0.035 R)
• M11: 29,573,554 km (0.118 R)
• M12: 36,983,586 km (0.094 R)
• M13: 39,249,395 km (0.1 R)
• M14: 40,208,766 km (0.114 R)
• M15: 48,296,177 km (0.111 R)
• M16: 48,452,506 km (0.049 R)
• M17: 48,609,135 km (0.097 R)
• M18: 52,470,406 km (0.07 R)
• M19: 52,635,562 km (0.089 R)
• M20: 54,475,466 km (0.07 R)
• M21: 56,184,921 km (0.091 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 406 - 14,029 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit