🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.31 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 705.7

Radius: 11.3

Gravity: 5.53 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 0.57 AU - 0.67 AU

Year: 326 Days

Day: 14.6 Hours

Environment

Temp: -147 °C

Axial Tilt: 35.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 43,954,569 km

• M1: 141,220 km (0.108 R)
• M2: 540,647 km (0.095 R)
• M3: 933,940 km (0.096 R)
• M4: 1,288,935 km (0.097 R)
• M5: 2,131,321 km (0.105 R)
• M6: 2,504,717 km (0.093 R)
• M7: 2,962,487 km (0.058 R)
• M8: 3,862,318 km (0.108 R)
• M9: 4,571,412 km (0.085 R)

Planet 2 - Gas Giant

Semi-Major Axis: 3.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 114.6

Radius: 11.1

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 3.08 AU - 4.3 AU

Year: 4727 Days

Day: 14.9 Hours

Environment

Temp: -226 °C

Axial Tilt: 36.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 43,954,569 km

• M1: 138,528 km (0.11 R)
• M2: 606,769 km (0.028 R)
• M3: 1,225,057 km (0.103 R)
• M4: 5,244,901 km (0.106 R)
• M5: 5,752,936 km (0.111 R)
• M6: 7,533,898 km (0.074 R)
• M7: 9,930,157 km (0.068 R)
• M8: 15,695,360 km (0.072 R)

Planet 3 - Gas Giant

Semi-Major Axis: 5.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 936.9

Radius: 12.5

Gravity: 6 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 4.37 AU - 5.67 AU

Year: 7500 Days

Day: 5.8 Hours

Environment

Temp: -221 °C

Axial Tilt: 24.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 43,954,569 km

• M1: 156,629 km (0.096 R)
• M2: 716,275 km (0.059 R)
• M3: 1,158,037 km (0.082 R)
• M4: 1,630,318 km (0.111 R)
• M5: 3,216,354 km (0.035 R)
• M6: 3,833,146 km (0.084 R)
• M7: 4,251,123 km (0.066 R)
• M8: 4,728,639 km (0.069 R)
• M9: 5,961,176 km (0.057 R)
• M10: 6,452,605 km (0.093 R)
• M11: 7,124,150 km (0.051 R)
• M12: 7,841,771 km (0.075 R)
• M13: 8,303,579 km (0.08 R)
• M14: 10,336,166 km (0.034 R)
• M15: 12,968,639 km (0.11 R)
• M16: 14,471,051 km (0.116 R)
• M17: 16,491,520 km (0.07 R)
• M18: 16,972,626 km (0.1 R)
• M19: 18,180,180 km (0.111 R)
• M20: 22,987,209 km (0.116 R)
• M21: 23,501,526 km (0.094 R)
• M22: 24,464,488 km (0.106 R)
• M23: 27,800,221 km (0.118 R)
• M24: 28,580,823 km (0.117 R)
• M25: 29,677,674 km (0.111 R)
• M26: 31,428,119 km (0.1 R)
• M27: 36,974,011 km (0.07 R)
• M28: 38,878,093 km (0.113 R)
• M29: 39,731,399 km (0.095 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 330.3

Radius: 11

Gravity: 2.73 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 4.78 AU - 5.7 AU

Year: 7999 Days

Day: 12.8 Hours

Environment

Temp: -231 °C

Axial Tilt: 26 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 43,954,569 km

• M1: 136,882 km (0.071 R)
• M2: 514,018 km (0.068 R)
• M3: 964,757 km (0.104 R)
• M4: 1,415,645 km (0.093 R)
• M5: 1,906,475 km (0.113 R)
• M6: 2,492,301 km (0.107 R)
• M7: 2,978,793 km (0.118 R)
• M8: 3,954,470 km (0.11 R)
• M9: 4,857,293 km (0.115 R)
• M10: 5,444,315 km (0.116 R)
• M11: 6,896,312 km (0.091 R)
• M12: 7,786,120 km (0.11 R)
• M13: 8,433,879 km (0.108 R)
• M14: 9,664,172 km (0.093 R)
• M15: 10,055,670 km (0.065 R)
• M16: 10,412,610 km (0.038 R)
• M17: 11,485,975 km (0.089 R)
• M18: 13,688,654 km (0.104 R)
• M19: 14,689,314 km (0.064 R)
• M20: 17,919,282 km (0.096 R)
• M21: 22,568,036 km (0.07 R)
• M22: 24,601,370 km (0.106 R)
• M23: 26,162,424 km (0.097 R)
• M24: 28,139,359 km (0.064 R)

Planet 5 - Ice Giant

Semi-Major Axis: 5.82 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 390.2

Radius: 5.7

Gravity: 12.01 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 5.17 AU - 6.47 AU

Year: 9363 Days

Day: 16.7 Hours

Environment

Temp: -223 °C

Axial Tilt: 31.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 43,954,569 km

• M1: 71,209 km (0.111 R)
• M2: 277,803 km (0.036 R)
• M3: 818,001 km (0.068 R)
• M4: 1,147,864 km (0.109 R)
• M5: 1,361,939 km (0.071 R)
• M6: 1,698,385 km (0.111 R)
• M7: 2,410,171 km (0.104 R)
• M8: 2,964,132 km (0.114 R)
• M9: 3,238,644 km (0.119 R)
• M10: 5,017,662 km (0.119 R)
• M11: 5,948,759 km (0.045 R)
• M12: 6,630,327 km (0.048 R)
• M13: 8,393,338 km (0.091 R)
• M14: 9,835,761 km (0.075 R)
• M15: 10,303,703 km (0.078 R)
• M16: 11,953,319 km (0.119 R)
• M17: 12,486,186 km (0.119 R)
• M18: 15,265,864 km (0.068 R)
• M19: 16,471,623 km (0.109 R)
• M20: 18,573,024 km (0.059 R)
• M21: 18,927,871 km (0.052 R)
• M22: 22,568,484 km (0.119 R)
• M23: 24,637,573 km (0.074 R)
• M24: 25,674,286 km (0.07 R)
• M25: 32,001,977 km (0.056 R)

Planet 6 - Ice Giant

Semi-Major Axis: 7.18 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 320.9

Radius: 6.7

Gravity: 7.15 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 6.17 AU - 8.19 AU

Year: 12830 Days

Day: 24.7 Hours

Environment

Temp: -220 °C

Axial Tilt: 24.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 43,954,569 km

• M1: 83,326 km (0.043 R)
• M2: 603,328 km (0.068 R)
• M3: 899,682 km (0.111 R)
• M4: 1,164,470 km (0.098 R)
• M5: 2,586,846 km (0.054 R)
• M6: 2,954,708 km (0.09 R)
• M7: 4,465,945 km (0.112 R)
• M8: 5,800,807 km (0.11 R)
• M9: 8,598,886 km (0.101 R)
• M10: 11,000,979 km (0.115 R)
• M11: 11,422,994 km (0.113 R)
• M12: 11,965,436 km (0.113 R)
• M13: 12,355,288 km (0.114 R)
• M14: 14,122,787 km (0.088 R)
• M15: 15,390,629 km (0.107 R)
• M16: 16,801,636 km (0.053 R)
• M17: 17,150,049 km (0.088 R)
• M18: 18,517,524 km (0.114 R)
• M19: 18,814,475 km (0.071 R)
• M20: 19,417,804 km (0.088 R)
• M21: 23,311,986 km (0.098 R)
• M22: 27,600,358 km (0.062 R)
• M23: 27,987,966 km (0.101 R)
• M24: 39,507,451 km (0.116 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 489 - 11,835 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit