🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.35 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 935.7

Radius: 8

Gravity: 14.62 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 0.61 AU - 0.77 AU

Year: 376 Days

Day: 8.5 Hours

Environment

Temp: -147 °C

Axial Tilt: 49.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 49,810,269 km

• M1: 99,483 km (0.088 R)
• M2: 380,278 km (0.081 R)
• M3: 915,240 km (0.112 R)
• M4: 1,280,558 km (0.097 R)
• M5: 1,532,481 km (0.066 R)
• M6: 1,833,472 km (0.1 R)
• M7: 2,112,771 km (0.079 R)
• M8: 2,449,216 km (0.108 R)
• M9: 2,917,158 km (0.106 R)
• M10: 3,395,273 km (0.092 R)
• M11: 3,653,479 km (0.053 R)
• M12: 4,099,430 km (0.104 R)
• M13: 4,835,901 km (0.1 R)
• M14: 5,211,840 km (0.108 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 699.5

Radius: 11.2

Gravity: 5.58 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 0.71 AU - 0.73 AU

Year: 401 Days

Day: 5.5 Hours

Environment

Temp: -132 °C

Axial Tilt: 11.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 49,810,269 km

• M1: 139,276 km (0.118 R)
• M2: 516,561 km (0.043 R)
• M3: 1,112,709 km (0.052 R)
• M4: 1,753,437 km (0.118 R)
• M5: 2,112,621 km (0.12 R)
• M6: 3,036,986 km (0.082 R)
• M7: 3,465,883 km (0.073 R)
• M8: 3,935,172 km (0.098 R)
• M9: 4,617,189 km (0.118 R)
• M10: 5,408,561 km (0.109 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 530

Radius: 10.7

Gravity: 4.63 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 0.78 AU - 1.04 AU

Year: 569 Days

Day: 8.1 Hours

Environment

Temp: -159 °C

Axial Tilt: 21 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 49,810,269 km

• M1: 133,142 km (0.098 R)
• M2: 569,669 km (0.062 R)
• M3: 1,004,550 km (0.067 R)
• M4: 1,352,365 km (0.093 R)
• M5: 1,728,454 km (0.099 R)
• M6: 2,112,771 km (0.053 R)
• M7: 2,514,591 km (0.067 R)
• M8: 4,481,055 km (0.087 R)
• M9: 4,956,925 km (0.107 R)
• M10: 5,848,828 km (0.098 R)
• M11: 6,494,343 km (0.084 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 27.7

Radius: 8

Gravity: 0.43 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 1.66 AU - 2.46 AU

Year: 1940 Days

Day: 6.4 Hours

Environment

Temp: -191 °C

Axial Tilt: 31.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 49,810,269 km

• M1: 99,483 km (0.081 R)
• M2: 467,194 km (0.061 R)
• M3: 800,797 km (0.089 R)
• M4: 1,340,397 km (0.117 R)
• M5: 1,669,961 km (0.099 R)
• M6: 1,980,227 km (0.11 R)
• M7: 2,494,544 km (0.119 R)
• M8: 3,471,119 km (0.098 R)
• M9: 4,165,403 km (0.04 R)
• M10: 4,964,106 km (0.107 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 668.6

Radius: 14.7

Gravity: 3.09 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 1.91 AU - 2.47 AU

Year: 2126 Days

Day: 11.3 Hours

Environment

Temp: -185 °C

Axial Tilt: 39.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 49,810,269 km

• M1: 182,809 km (0.088 R)
• M2: 658,231 km (0.119 R)
• M3: 1,124,078 km (0.108 R)
• M4: 1,609,972 km (0.085 R)
• M5: 3,318,380 km (0.046 R)
• M6: 3,856,334 km (0.116 R)
• M7: 5,807,240 km (0.103 R)
• M8: 7,566,660 km (0.051 R)
• M9: 8,164,304 km (0.117 R)
• M10: 8,761,050 km (0.117 R)
• M11: 9,659,235 km (0.116 R)
• M12: 10,802,462 km (0.102 R)
• M13: 11,522,776 km (0.098 R)
• M14: 14,010,140 km (0.082 R)
• M15: 14,592,973 km (0.032 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 337.8

Radius: 10.9

Gravity: 2.84 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 1.9 AU - 2.74 AU

Year: 2318 Days

Day: 7 Hours

Environment

Temp: -204 °C

Axial Tilt: 6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 49,810,269 km

• M1: 135,536 km (0.089 R)
• M2: 573,857 km (0.119 R)
• M3: 968,796 km (0.115 R)
• M4: 1,451,399 km (0.111 R)
• M5: 2,516,386 km (0.07 R)
• M6: 2,954,857 km (0.104 R)
• M7: 3,380,164 km (0.116 R)
• M8: 5,440,875 km (0.107 R)
• M9: 5,918,092 km (0.103 R)
• M10: 6,324,848 km (0.091 R)
• M11: 7,686,039 km (0.104 R)
• M12: 8,170,886 km (0.059 R)
• M13: 8,706,446 km (0.079 R)
• M14: 9,201,915 km (0.077 R)
• M15: 10,013,932 km (0.102 R)
• M16: 10,732,151 km (0.042 R)
• M17: 11,447,977 km (0.111 R)
• M18: 11,817,633 km (0.102 R)
• M19: 13,255,269 km (0.112 R)
• M20: 13,704,362 km (0.03 R)

Planet 7 - Ice Giant

Semi-Major Axis: 6.59 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 402.7

Radius: 3.3

Gravity: 36.98 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 5.93 AU - 7.25 AU

Year: 11098 Days

Day: 18.2 Hours

Environment

Temp: -229 °C

Axial Tilt: 156.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 49,810,269 km

• M1: 111,750 km (0.116 R)
• M2: 416,929 km (0.101 R)
• M3: 642,972 km (0.062 R)
• M4: 906,413 km (0.057 R)
• M5: 1,225,506 km (0.072 R)
• M6: 1,701,526 km (0.06 R)
• M7: 2,201,482 km (0.053 R)
• M8: 3,436,113 km (0.089 R)
• M9: 4,916,384 km (0.1 R)
• M10: 7,195,209 km (0.083 R)
• M11: 10,640,298 km (0.038 R)
• M12: 21,242,000 km (0.071 R)
• M13: 21,403,416 km (0.111 R)
• M14: 31,076,115 km (0.086 R)
• M15: 32,231,908 km (0.065 R)
• M16: 35,870,727 km (0.107 R)
• M17: 42,144,862 km (0.08 R)

Planet 8 - Ice Giant

Semi-Major Axis: 6.72 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 588.6

Radius: 5.4

Gravity: 20.19 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 5.93 AU - 7.51 AU

Year: 11428 Days

Day: 19.1 Hours

Environment

Temp: -222 °C

Axial Tilt: 39.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 49,810,269 km

• M1: 72,256 km (0.047 R)
• M2: 241,900 km (0.112 R)
• M3: 746,194 km (0.119 R)
• M4: 1,344,137 km (0.103 R)
• M5: 2,950,369 km (0.027 R)
• M6: 3,939,810 km (0.114 R)
• M7: 5,068,525 km (0.116 R)
• M8: 6,588,290 km (0.047 R)
• M9: 6,782,767 km (0.11 R)
• M10: 9,086,724 km (0.118 R)
• M11: 9,622,883 km (0.105 R)
• M12: 11,807,910 km (0.116 R)
• M13: 13,602,186 km (0.068 R)
• M14: 14,498,577 km (0.095 R)
• M15: 15,229,961 km (0.116 R)
• M16: 15,570,446 km (0.068 R)
• M17: 16,479,402 km (0.1 R)
• M18: 17,202,259 km (0.075 R)
• M19: 17,795,714 km (0.09 R)
• M20: 19,023,164 km (0.04 R)
• M21: 19,980,142 km (0.108 R)
• M22: 21,731,185 km (0.033 R)
• M23: 25,155,480 km (0.061 R)
• M24: 26,307,384 km (0.091 R)
• M25: 26,896,201 km (0.108 R)
• M26: 29,761,150 km (0.069 R)
• M27: 30,079,793 km (0.117 R)
• M28: 30,940,280 km (0.12 R)
• M29: 32,038,778 km (0.089 R)
• M30: 33,620,177 km (0.107 R)
• M31: 33,850,258 km (0.096 R)
• M32: 41,119,817 km (0.042 R)
• M33: 43,392,658 km (0.103 R)
• M34: 44,352,328 km (0.107 R)
• M35: 46,741,855 km (0.104 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 224 - 15,500 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit