🌌 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: 0.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 600.8

Radius: 12.8

Gravity: 3.67 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 0.83 AU - 0.85 AU

Year: 505 Days

Day: 10.5 Hours

Environment

Temp: -159 °C

Axial Tilt: 14 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 82,843,925 km

• M1: 159,172 km (0.082 R)
• M2: 574,157 km (0.095 R)
• M3: 1,028,186 km (0.028 R)
• M4: 1,643,632 km (0.041 R)
• M5: 2,055,026 km (0.1 R)
• M6: 2,726,421 km (0.117 R)
• M7: 3,527,967 km (0.107 R)
• M8: 4,252,319 km (0.094 R)
• M9: 4,824,382 km (0.113 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 751.2

Radius: 13.5

Gravity: 4.12 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 0.81 AU - 0.93 AU

Year: 532 Days

Day: 10.1 Hours

Environment

Temp: -158 °C

Axial Tilt: 3.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 82,843,925 km

• M1: 172,486 km (0.039 R)
• M2: 601,533 km (0.114 R)
• M3: 1,057,657 km (0.056 R)
• M4: 1,506,750 km (0.08 R)
• M5: 2,400,896 km (0.12 R)
• M6: 3,296,838 km (0.096 R)
• M7: 4,057,393 km (0.094 R)
• M8: 4,510,226 km (0.06 R)
• M9: 5,095,154 km (0.038 R)
• M10: 5,838,356 km (0.096 R)
• M11: 6,476,092 km (0.066 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.45 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 613.9

Radius: 10.5

Gravity: 5.57 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 1.31 AU - 1.59 AU

Year: 1145 Days

Day: 10.5 Hours

Environment

Temp: -174 °C

Axial Tilt: 8.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 82,843,925 km

• M1: 131,347 km (0.115 R)
• M2: 470,336 km (0.108 R)
• M3: 922,720 km (0.056 R)
• M4: 1,688,960 km (0.12 R)
• M5: 2,275,533 km (0.076 R)
• M6: 2,810,495 km (0.065 R)
• M7: 3,591,994 km (0.117 R)
• M8: 4,710,239 km (0.099 R)
• M9: 5,480,518 km (0.099 R)
• M10: 5,874,858 km (0.119 R)
• M11: 6,221,626 km (0.061 R)
• M12: 7,076,278 km (0.088 R)
• M13: 8,086,363 km (0.093 R)
• M14: 8,933,237 km (0.094 R)
• M15: 10,081,251 km (0.088 R)

Planet 4 - Ice Giant

Semi-Major Axis: 9.57 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 937.6

Radius: 6.9

Gravity: 19.69 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 9.05 AU - 10.09 AU

Year: 19421 Days

Day: 22.3 Hours

Environment

Temp: -222 °C

Axial Tilt: 89.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 82,843,925 km

• M1: 136,583 km (0.101 R)
• M2: 365,168 km (0.08 R)
• M3: 908,358 km (0.105 R)
• M4: 1,378,844 km (0.025 R)
• M5: 2,167,524 km (0.119 R)
• M6: 4,449,938 km (0.096 R)
• M7: 5,264,050 km (0.102 R)
• M8: 5,915,698 km (0.088 R)
• M9: 6,992,204 km (0.086 R)
• M10: 7,677,512 km (0.032 R)
• M11: 9,585,783 km (0.075 R)
• M12: 10,184,324 km (0.116 R)
• M13: 11,455,756 km (0.102 R)
• M14: 12,901,320 km (0.064 R)
• M15: 13,704,960 km (0.098 R)
• M16: 14,541,811 km (0.039 R)
• M17: 15,412,021 km (0.119 R)
• M18: 18,231,044 km (0.067 R)
• M19: 22,918,244 km (0.112 R)
• M20: 27,390,921 km (0.12 R)
• M21: 29,084,519 km (0.06 R)
• M22: 30,590,670 km (0.106 R)
• M23: 31,753,794 km (0.055 R)
• M24: 46,555,755 km (0.1 R)
• M25: 51,449,700 km (0.092 R)
• M26: 54,207,237 km (0.11 R)
• M27: 54,770,473 km (0.057 R)
• M28: 62,862,072 km (0.108 R)
• M29: 80,629,512 km (0.102 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: 487 - 14,773 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit