🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.66 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 939.2

Radius: 13.1

Gravity: 5.47 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 1.1 AU - 1.52 AU

Year: 984 Days

Day: 13.8 Hours

Environment

Temp: -180 °C

Axial Tilt: 36.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 44,324,306 km

• M1: 162,912 km (0.096 R)
• M2: 590,912 km (0.08 R)
• M3: 1,470,697 km (0.047 R)
• M4: 2,054,278 km (0.082 R)
• M5: 2,651,772 km (0.069 R)
• M6: 3,234,306 km (0.095 R)
• M7: 3,917,370 km (0.119 R)
• M8: 4,713,231 km (0.12 R)
• M9: 5,676,940 km (0.113 R)
• M10: 6,580,810 km (0.09 R)
• M11: 9,934,346 km (0.099 R)
• M12: 10,369,975 km (0.083 R)
• M13: 11,346,699 km (0.116 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 764.5

Radius: 12.1

Gravity: 5.22 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 1.54 AU - 1.72 AU

Year: 1365 Days

Day: 7.1 Hours

Environment

Temp: -172 °C

Axial Tilt: 37 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 44,324,306 km

• M1: 150,495 km (0.075 R)
• M2: 589,565 km (0.049 R)
• M3: 1,102,237 km (0.084 R)
• M4: 1,646,474 km (0.079 R)
• M5: 2,046,948 km (0.094 R)
• M6: 2,500,977 km (0.096 R)
• M7: 3,079,472 km (0.118 R)
• M8: 3,550,705 km (0.071 R)
• M9: 4,194,126 km (0.09 R)
• M10: 5,282,750 km (0.057 R)
• M11: 5,803,649 km (0.092 R)
• M12: 7,521,332 km (0.112 R)
• M13: 9,493,182 km (0.117 R)
• M14: 9,906,221 km (0.048 R)
• M15: 10,298,168 km (0.096 R)
• M16: 11,113,177 km (0.101 R)
• M17: 11,970,822 km (0.12 R)
• M18: 12,795,255 km (0.047 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 580.9

Radius: 10.1

Gravity: 5.69 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 2.04 AU - 2.14 AU

Year: 1982 Days

Day: 9.8 Hours

Environment

Temp: -188 °C

Axial Tilt: 4.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 44,324,306 km

• M1: 126,560 km (0.04 R)
• M2: 450,738 km (0.055 R)
• M3: 881,879 km (0.092 R)
• M4: 1,227,002 km (0.12 R)
• M5: 1,765,105 km (0.092 R)
• M6: 2,494,544 km (0.113 R)
• M7: 3,615,033 km (0.091 R)
• M8: 4,404,909 km (0.059 R)
• M9: 5,239,067 km (0.108 R)
• M10: 5,624,132 km (0.093 R)
• M11: 6,451,259 km (0.084 R)
• M12: 7,028,407 km (0.049 R)
• M13: 7,928,986 km (0.099 R)
• M14: 9,822,147 km (0.115 R)
• M15: 10,409,319 km (0.053 R)
• M16: 12,038,141 km (0.117 R)
• M17: 14,480,027 km (0.102 R)
• M18: 15,240,881 km (0.046 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 425.1

Radius: 14.3

Gravity: 2.08 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 3.75 AU - 6.17 AU

Year: 7247 Days

Day: 8.5 Hours

Environment

Temp: -209 °C

Axial Tilt: 19.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 44,324,306 km

• M1: 177,872 km (0.096 R)
• M2: 761,154 km (0.054 R)
• M3: 1,242,859 km (0.073 R)
• M4: 2,261,770 km (0.113 R)
• M5: 2,953,511 km (0.084 R)
• M6: 3,605,757 km (0.072 R)
• M7: 4,109,005 km (0.112 R)
• M8: 4,607,016 km (0.088 R)
• M9: 5,756,227 km (0.109 R)
• M10: 10,178,340 km (0.04 R)
• M11: 11,191,417 km (0.07 R)
• M12: 12,783,886 km (0.105 R)
• M13: 16,912,338 km (0.091 R)
• M14: 17,937,981 km (0.102 R)
• M15: 19,346,595 km (0.071 R)
• M16: 21,337,743 km (0.047 R)
• M17: 25,808,026 km (0.114 R)
• M18: 30,961,673 km (0.085 R)
• M19: 32,985,433 km (0.099 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 686.4

Radius: 12

Gravity: 4.77 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 5.65 AU - 6.03 AU

Year: 9258 Days

Day: 10.7 Hours

Environment

Temp: -226 °C

Axial Tilt: 29.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 44,324,306 km

• M1: 149,598 km (0.116 R)
• M2: 694,583 km (0.114 R)
• M3: 1,339,051 km (0.053 R)
• M4: 2,430,965 km (0.116 R)
• M5: 2,926,882 km (0.089 R)
• M6: 5,459,574 km (0.096 R)
• M7: 6,388,577 km (0.118 R)
• M8: 8,082,025 km (0.096 R)
• M9: 10,356,361 km (0.108 R)
• M10: 13,808,033 km (0.101 R)
• M11: 15,994,855 km (0.079 R)
• M12: 17,029,474 km (0.092 R)
• M13: 20,480,996 km (0.079 R)
• M14: 26,778,916 km (0.113 R)
• M15: 33,922,664 km (0.06 R)
• M16: 34,598,098 km (0.069 R)
• M17: 35,628,079 km (0.098 R)
• M18: 36,092,281 km (0.109 R)
• M19: 39,953,103 km (0.058 R)
• M20: 44,482,029 km (0.109 R)

Planet 6 - Ice Giant

Semi-Major Axis: 8.48 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 206.4

Radius: 4.7

Gravity: 9.34 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 7.65 AU - 9.31 AU

Year: 16200 Days

Day: 24.1 Hours

Environment

Temp: -223 °C

Axial Tilt: 34.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 44,324,306 km

• M1: 58,493 km (0.077 R)
• M2: 220,058 km (0.12 R)
• M3: 801,097 km (0.119 R)
• M4: 1,194,838 km (0.044 R)
• M5: 1,536,370 km (0.045 R)
• M6: 1,722,619 km (0.117 R)
• M7: 1,956,291 km (0.089 R)
• M8: 2,228,709 km (0.08 R)
• M9: 2,704,580 km (0.095 R)
• M10: 3,432,673 km (0.083 R)
• M11: 4,892,898 km (0.089 R)
• M12: 5,827,286 km (0.102 R)
• M13: 7,067,452 km (0.046 R)
• M14: 8,084,867 km (0.04 R)
• M15: 9,289,130 km (0.029 R)
• M16: 9,909,662 km (0.093 R)
• M17: 10,455,844 km (0.044 R)
• M18: 13,854,558 km (0.094 R)
• M19: 14,474,043 km (0.063 R)
• M20: 15,569,249 km (0.107 R)
• M21: 17,634,896 km (0.101 R)
• M22: 18,733,094 km (0.071 R)
• M23: 19,566,953 km (0.078 R)
• M24: 23,064,252 km (0.11 R)
• M25: 29,308,317 km (0.119 R)
• M26: 32,113,577 km (0.117 R)
• M27: 35,092,818 km (0.118 R)
• M28: 40,458,744 km (0.103 R)
• M29: 42,104,919 km (0.11 R)
• M30: 42,362,078 km (0.087 R)
• M31: 44,324,353 km (0.119 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 497 - 14,837 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit