🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.28 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 758.8

Radius: 11.4

Gravity: 5.84 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 0.53 AU - 0.59 AU

Year: 279 Days

Day: 10.1 Hours

Environment

Temp: -147 °C

Axial Tilt: 48.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 69,711,688 km

• M1: 141,819 km (0.079 R)
• M2: 523,892 km (0.097 R)
• M3: 1,005,298 km (0.083 R)
• M4: 1,437,336 km (0.107 R)
• M5: 2,008,800 km (0.1 R)
• M6: 2,511,150 km (0.119 R)
• M7: 2,956,652 km (0.103 R)
• M8: 3,325,112 km (0.058 R)
• M9: 3,770,764 km (0.066 R)
• M10: 4,306,923 km (0.096 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 622.3

Radius: 12.5

Gravity: 3.98 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 0.88 AU - 1.44 AU

Year: 833 Days

Day: 6.7 Hours

Environment

Temp: -188 °C

Axial Tilt: 33.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 69,711,688 km

• M1: 155,432 km (0.098 R)
• M2: 581,936 km (0.054 R)
• M3: 1,699,731 km (0.066 R)
• M4: 2,198,939 km (0.045 R)
• M5: 2,725,524 km (0.106 R)
• M6: 3,335,584 km (0.078 R)
• M7: 4,396,233 km (0.05 R)
• M8: 5,631,462 km (0.081 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 926.8

Radius: 8.3

Gravity: 13.45 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 1.49 AU - 2.41 AU

Year: 1816 Days

Day: 12.2 Hours

Environment

Temp: -192 °C

Axial Tilt: 160.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 69,711,688 km

• M1: 103,821 km (0.109 R)
• M2: 364,121 km (0.065 R)
• M3: 785,090 km (0.085 R)
• M4: 1,225,655 km (0.087 R)
• M5: 1,891,366 km (0.087 R)
• M6: 2,177,547 km (0.053 R)
• M7: 2,778,631 km (0.089 R)
• M8: 3,102,510 km (0.095 R)
• M9: 4,938,974 km (0.103 R)
• M10: 6,785,011 km (0.063 R)
• M11: 7,231,561 km (0.12 R)
• M12: 8,402,464 km (0.109 R)
• M13: 8,983,502 km (0.097 R)
• M14: 9,284,044 km (0.073 R)
• M15: 10,118,052 km (0.044 R)
• M16: 13,606,824 km (0.075 R)
• M17: 14,727,910 km (0.114 R)
• M18: 15,524,669 km (0.112 R)
• M19: 16,899,024 km (0.063 R)

Planet 4 - Ice Giant

Semi-Major Axis: 10.12 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 457.2

Radius: 4.7

Gravity: 20.7 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 9.14 AU - 11.1 AU

Year: 21468 Days

Day: 21.4 Hours

Environment

Temp: -229 °C

Axial Tilt: 18.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 69,711,688 km

• M1: 59,091 km (0.06 R)
• M2: 685,308 km (0.074 R)
• M3: 2,405,683 km (0.098 R)
• M4: 2,584,453 km (0.059 R)
• M5: 3,148,437 km (0.07 R)
• M6: 4,617,338 km (0.096 R)
• M7: 6,926,980 km (0.086 R)
• M8: 8,103,417 km (0.099 R)
• M9: 8,506,434 km (0.04 R)
• M10: 8,765,089 km (0.027 R)
• M11: 12,755,163 km (0.072 R)
• M12: 15,254,495 km (0.112 R)
• M13: 15,559,375 km (0.113 R)
• M14: 16,181,403 km (0.094 R)
• M15: 23,745,371 km (0.113 R)
• M16: 24,882,913 km (0.098 R)
• M17: 41,934,826 km (0.05 R)
• M18: 43,746,457 km (0.114 R)
• M19: 45,295,542 km (0.085 R)
• M20: 48,666,880 km (0.094 R)
• M21: 50,835,600 km (0.043 R)
• M22: 53,592,240 km (0.069 R)
• M23: 55,185,757 km (0.112 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 263 - 13,537 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit