🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.69 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 423.6

Radius: 10.3

Gravity: 3.99 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 1.25 AU - 1.51 AU

Year: 1100 Days

Day: 14.4 Hours

Environment

Temp: -191 °C

Axial Tilt: 43.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 84,686,711 km

• M1: 128,056 km (0.106 R)
• M2: 448,345 km (0.077 R)
• M3: 793,617 km (0.034 R)
• M4: 1,215,632 km (0.113 R)
• M5: 1,777,821 km (0.095 R)
• M6: 2,205,821 km (0.115 R)
• M7: 2,551,541 km (0.106 R)
• M8: 3,073,488 km (0.059 R)
• M9: 4,028,072 km (0.118 R)
• M10: 4,986,695 km (0.069 R)
• M11: 5,490,840 km (0.106 R)
• M12: 6,152,960 km (0.111 R)
• M13: 6,535,931 km (0.048 R)
• M14: 6,867,440 km (0.095 R)
• M15: 8,129,447 km (0.12 R)
• M16: 8,539,346 km (0.07 R)
• M17: 8,989,785 km (0.092 R)
• M18: 9,317,255 km (0.051 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 71.6

Radius: 11.4

Gravity: 0.55 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 2.51 AU - 2.85 AU

Year: 2976 Days

Day: 12.4 Hours

Environment

Temp: -218 °C

Axial Tilt: 24.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 84,686,711 km

• M1: 141,819 km (0.116 R)
• M2: 640,279 km (0.048 R)
• M3: 1,259,764 km (0.095 R)
• M4: 1,747,902 km (0.056 R)
• M5: 2,461,035 km (0.095 R)
• M6: 3,545,021 km (0.072 R)
• M7: 4,724,750 km (0.068 R)
• M8: 5,612,613 km (0.104 R)
• M9: 6,128,277 km (0.079 R)
• M10: 6,585,897 km (0.116 R)
• M11: 8,541,889 km (0.119 R)
• M12: 9,309,924 km (0.089 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 315.5

Radius: 8

Gravity: 4.93 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 2.83 AU - 3.37 AU

Year: 3702 Days

Day: 12.9 Hours

Environment

Temp: -203 °C

Axial Tilt: 46.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 84,686,711 km

• M1: 99,483 km (0.096 R)
• M2: 368,609 km (0.081 R)
• M3: 632,949 km (0.043 R)
• M4: 1,015,171 km (0.108 R)
• M5: 1,323,642 km (0.028 R)
• M6: 1,577,659 km (0.117 R)
• M7: 2,753,648 km (0.09 R)
• M8: 3,523,778 km (0.101 R)
• M9: 4,756,913 km (0.086 R)
• M10: 5,006,742 km (0.119 R)
• M11: 5,784,052 km (0.099 R)
• M12: 6,336,367 km (0.099 R)
• M13: 6,667,427 km (0.098 R)
• M14: 7,245,025 km (0.099 R)
• M15: 8,108,953 km (0.094 R)
• M16: 9,966,659 km (0.033 R)
• M17: 10,415,004 km (0.092 R)
• M18: 11,352,234 km (0.061 R)
• M19: 13,939,978 km (0.101 R)
• M20: 15,321,365 km (0.057 R)
• M21: 17,913,896 km (0.11 R)
• M22: 18,465,314 km (0.119 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 220

Radius: 10

Gravity: 2.2 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 4.79 AU - 5.61 AU

Year: 8043 Days

Day: 9.1 Hours

Environment

Temp: -215 °C

Axial Tilt: 0.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 84,686,711 km

• M1: 124,615 km (0.096 R)
• M2: 468,241 km (0.109 R)
• M3: 850,015 km (0.071 R)
• M4: 1,168,060 km (0.059 R)
• M5: 1,946,867 km (0.086 R)
• M6: 2,857,619 km (0.11 R)
• M7: 5,782,855 km (0.055 R)
• M8: 6,321,408 km (0.108 R)
• M9: 7,057,878 km (0.093 R)
• M10: 10,984,523 km (0.077 R)
• M11: 11,764,377 km (0.111 R)
• M12: 14,923,584 km (0.109 R)
• M13: 15,765,372 km (0.115 R)
• M14: 17,420,822 km (0.077 R)
• M15: 18,227,603 km (0.049 R)
• M16: 19,189,218 km (0.119 R)
• M17: 21,634,694 km (0.064 R)
• M18: 24,664,650 km (0.087 R)
• M19: 25,287,276 km (0.067 R)

Planet 5 - Ice Giant

Semi-Major Axis: 9.85 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 859.3

Radius: 4.5

Gravity: 42.43 G

Time & Orbit

Eccentricity (e): 0.162

Orbit Range: 8.25 AU - 11.45 AU

Year: 20967 Days

Day: 17.3 Hours

Environment

Temp: -236 °C

Axial Tilt: 14.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 84,686,711 km

• M1: 56,099 km (0.113 R)
• M2: 471,682 km (0.095 R)
• M3: 722,857 km (0.118 R)
• M4: 1,509,443 km (0.078 R)
• M5: 1,815,969 km (0.059 R)
• M6: 1,974,094 km (0.044 R)
• M7: 2,119,951 km (0.077 R)
• M8: 2,341,057 km (0.043 R)
• M9: 3,353,087 km (0.049 R)
• M10: 3,747,127 km (0.104 R)
• M11: 4,171,387 km (0.113 R)
• M12: 4,885,567 km (0.094 R)
• M13: 5,391,507 km (0.077 R)
• M14: 5,553,971 km (0.051 R)
• M15: 6,104,790 km (0.108 R)
• M16: 7,413,622 km (0.056 R)
• M17: 9,299,004 km (0.066 R)
• M18: 12,232,468 km (0.105 R)
• M19: 12,442,803 km (0.055 R)
• M20: 13,234,774 km (0.115 R)
• M21: 13,530,828 km (0.12 R)
• M22: 16,061,276 km (0.099 R)
• M23: 17,437,277 km (0.119 R)
• M24: 18,336,211 km (0.114 R)
• M25: 22,137,643 km (0.084 R)
• M26: 27,737,240 km (0.089 R)
• M27: 30,346,227 km (0.109 R)
• M28: 33,659,970 km (0.063 R)
• M29: 37,206,786 km (0.041 R)
• M30: 37,353,691 km (0.069 R)
• M31: 46,548,125 km (0.055 R)
• M32: 65,314,281 km (0.106 R)
• M33: 75,166,049 km (0.055 R)
• M34: 75,400,768 km (0.075 R)
• M35: 76,819,404 km (0.115 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: 516 - 12,137 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit