🌌 Stone's Star System Generator

Asteroid Belt

Center: 3.86 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 7.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 420.8

Radius: 11.2

Gravity: 3.35 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 6 AU - 9.44 AU

Year: 7682 Days

Day: 7.9 Hours

Environment

Temp: -166 °C

Axial Tilt: 11.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 107,228,135 km

• M1: 139,276 km (0.096 R)
• M2: 1,022,053 km (0.033 R)
• M3: 1,586,336 km (0.059 R)
• M4: 1,948,811 km (0.09 R)
• M5: 3,539,785 km (0.111 R)
• M6: 4,046,772 km (0.056 R)
• M7: 6,021,613 km (0.074 R)
• M8: 8,095,938 km (0.117 R)
• M9: 9,661,180 km (0.115 R)
• M10: 10,240,273 km (0.107 R)
• M11: 12,374,137 km (0.079 R)
• M12: 13,600,242 km (0.115 R)
• M13: 14,557,369 km (0.118 R)
• M14: 15,740,239 km (0.064 R)
• M15: 16,230,920 km (0.063 R)
• M16: 17,698,774 km (0.078 R)
• M17: 18,907,824 km (0.043 R)
• M18: 20,604,414 km (0.105 R)
• M19: 21,191,885 km (0.11 R)
• M20: 22,246,849 km (0.106 R)
• M21: 22,787,346 km (0.102 R)
• M22: 23,734,151 km (0.12 R)
• M23: 25,370,303 km (0.037 R)
• M24: 26,130,559 km (0.094 R)
• M25: 26,559,456 km (0.095 R)
• M26: 28,052,892 km (0.06 R)
• M27: 32,571,196 km (0.063 R)
• M28: 33,873,745 km (0.058 R)

Planet 2 - Gas Giant

Semi-Major Axis: 8.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 925.1

Radius: 9.3

Gravity: 10.7 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 6.76 AU - 10.3 AU

Year: 8923 Days

Day: 13 Hours

Environment

Temp: -163 °C

Axial Tilt: 33.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 107,228,135 km

• M1: 115,938 km (0.066 R)
• M2: 462,407 km (0.12 R)
• M3: 827,276 km (0.114 R)
• M4: 1,347,877 km (0.073 R)
• M5: 2,234,095 km (0.117 R)
• M6: 2,537,329 km (0.085 R)
• M7: 2,933,165 km (0.045 R)
• M8: 3,369,991 km (0.087 R)
• M9: 3,693,571 km (0.061 R)
• M10: 5,809,035 km (0.097 R)
• M11: 6,129,773 km (0.107 R)
• M12: 6,964,379 km (0.043 R)
• M13: 7,915,822 km (0.114 R)
• M14: 9,284,044 km (0.107 R)
• M15: 10,383,139 km (0.106 R)
• M16: 11,290,151 km (0.062 R)
• M17: 16,490,772 km (0.084 R)
• M18: 16,919,220 km (0.055 R)
• M19: 20,454,367 km (0.036 R)
• M20: 21,451,736 km (0.073 R)
• M21: 23,008,153 km (0.059 R)
• M22: 26,636,050 km (0.117 R)
• M23: 30,951,051 km (0.087 R)
• M24: 33,500,947 km (0.119 R)
• M25: 36,307,553 km (0.114 R)
• M26: 41,985,839 km (0.04 R)
• M27: 43,053,669 km (0.082 R)
• M28: 43,458,780 km (0.078 R)
• M29: 44,551,443 km (0.116 R)
• M30: 44,965,829 km (0.051 R)
• M31: 48,958,746 km (0.1 R)

Planet 3 - Gas Giant

Semi-Major Axis: 10.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 152.3

Radius: 10.7

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 8.56 AU - 11.76 AU

Year: 11599 Days

Day: 12.5 Hours

Environment

Temp: -169 °C

Axial Tilt: 0 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 107,228,135 km

• M1: 133,591 km (0.038 R)
• M2: 804,238 km (0.113 R)
• M3: 1,149,959 km (0.093 R)
• M4: 4,442,907 km (0.061 R)
• M5: 4,885,717 km (0.047 R)
• M6: 5,769,391 km (0.089 R)
• M7: 7,964,291 km (0.078 R)
• M8: 10,529,147 km (0.099 R)
• M9: 12,808,719 km (0.065 R)
• M10: 13,333,060 km (0.077 R)
• M11: 21,082,230 km (0.079 R)
• M12: 24,189,377 km (0.067 R)
• M13: 26,987,905 km (0.114 R)
• M14: 28,998,949 km (0.113 R)

Planet 4 - Gas Giant

Semi-Major Axis: 11.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 21.9

Radius: 12.9

Gravity: 0.13 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 11.11 AU - 12.03 AU

Year: 14095 Days

Day: 8.3 Hours

Environment

Temp: -182 °C

Axial Tilt: 19.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 107,228,135 km

• M1: 163,810 km (0.063 R)
• M2: 618,138 km (0.029 R)
• M3: 1,285,345 km (0.108 R)
• M4: 1,888,524 km (0.088 R)
• M5: 3,064,512 km (0.105 R)
• M6: 3,765,827 km (0.115 R)
• M7: 6,202,777 km (0.101 R)
• M8: 6,976,796 km (0.065 R)
• M9: 7,477,500 km (0.06 R)
• M10: 8,684,156 km (0.088 R)
• M11: 9,125,470 km (0.115 R)
• M12: 11,161,647 km (0.069 R)
• M13: 13,620,138 km (0.1 R)
• M14: 16,523,085 km (0.058 R)

Planet 5 - Ice Giant

Semi-Major Axis: 13.77 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 98.5

Radius: 3.2

Gravity: 9.62 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 10.6 AU - 16.94 AU

Year: 18301 Days

Day: 16.9 Hours

Environment

Temp: -195 °C

Axial Tilt: 3.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 107,228,135 km

• M1: 40,990 km (0.115 R)
• M2: 208,390 km (0.109 R)
• M3: 392,395 km (0.101 R)
• M4: 983,905 km (0.07 R)
• M5: 1,554,322 km (0.102 R)
• M6: 3,414,571 km (0.078 R)
• M7: 3,986,484 km (0.083 R)
• M8: 4,138,924 km (0.057 R)
• M9: 4,348,212 km (0.035 R)
• M10: 5,226,351 km (0.041 R)
• M11: 6,560,764 km (0.084 R)
• M12: 7,249,812 km (0.055 R)
• M13: 7,592,391 km (0.111 R)
• M14: 8,558,943 km (0.069 R)
• M15: 10,442,530 km (0.082 R)
• M16: 10,732,301 km (0.108 R)
• M17: 11,227,320 km (0.084 R)
• M18: 12,315,944 km (0.115 R)
• M19: 12,639,524 km (0.108 R)
• M20: 16,580,680 km (0.097 R)
• M21: 18,756,282 km (0.109 R)
• M22: 20,582,872 km (0.049 R)
• M23: 24,079,423 km (0.09 R)
• M24: 24,500,092 km (0.065 R)
• M25: 24,925,698 km (0.062 R)
• M26: 26,498,869 km (0.102 R)
• M27: 32,627,146 km (0.09 R)
• M28: 32,935,617 km (0.048 R)
• M29: 35,690,312 km (0.08 R)
• M30: 36,127,287 km (0.101 R)

Planet 6 - Ice Giant

Semi-Major Axis: 19.58 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 796.4

Radius: 4.9

Gravity: 33.17 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 15.51 AU - 23.65 AU

Year: 31031 Days

Day: 17.1 Hours

Environment

Temp: -199 °C

Axial Tilt: 27.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 107,228,135 km

• M1: 75,996 km (0.1 R)
• M2: 467,793 km (0.12 R)
• M3: 1,298,061 km (0.074 R)
• M4: 1,598,603 km (0.095 R)
• M5: 1,858,903 km (0.118 R)
• M6: 4,053,953 km (0.085 R)
• M7: 7,180,099 km (0.077 R)
• M8: 9,065,930 km (0.114 R)
• M9: 10,155,751 km (0.081 R)
• M10: 11,546,263 km (0.109 R)
• M11: 13,058,997 km (0.074 R)
• M12: 17,988,246 km (0.088 R)
• M13: 20,328,256 km (0.088 R)
• M14: 28,951,676 km (0.099 R)
• M15: 31,293,182 km (0.087 R)
• M16: 32,148,732 km (0.034 R)
• M17: 41,579,681 km (0.088 R)
• M18: 78,185,831 km (0.069 R)
• M19: 80,819,053 km (0.081 R)
• M20: 98,475,790 km (0.092 R)

Kuiper Belt

Range: 30.6 - 52.6 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 399 - 14,002 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit