🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.39 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 786

Radius: 9.9

Gravity: 8.02 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 0.68 AU - 0.86 AU

Year: 458 Days

Day: 14.7 Hours

Environment

Temp: -165 °C

Axial Tilt: 32.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 48,007,895 km

• M1: 123,568 km (0.084 R)
• M2: 480,060 km (0.118 R)
• M3: 994,078 km (0.084 R)
• M4: 1,333,964 km (0.118 R)
• M5: 1,647,222 km (0.091 R)
• M6: 2,157,949 km (0.111 R)
• M7: 2,595,373 km (0.065 R)
• M8: 4,104,367 km (0.084 R)
• M9: 4,566,625 km (0.104 R)
• M10: 4,888,709 km (0.102 R)
• M11: 5,258,814 km (0.096 R)
• M12: 6,276,229 km (0.095 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 53.5

Radius: 14.2

Gravity: 0.27 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 1.3 AU - 1.82 AU

Year: 1322 Days

Day: 13.5 Hours

Environment

Temp: -183 °C

Axial Tilt: 29.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 48,007,895 km

• M1: 176,525 km (0.029 R)
• M2: 1,158,785 km (0.112 R)
• M3: 1,835,715 km (0.108 R)
• M4: 3,332,741 km (0.112 R)
• M5: 3,824,021 km (0.118 R)
• M6: 4,270,570 km (0.109 R)
• M7: 4,896,189 km (0.097 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 26.4

Radius: 8.4

Gravity: 0.37 G

Time & Orbit

Eccentricity (e): 0.162

Orbit Range: 1.48 AU - 2.06 AU

Year: 1597 Days

Day: 14.1 Hours

Environment

Temp: -188 °C

Axial Tilt: 21.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 48,007,895 km

• M1: 104,419 km (0.093 R)
• M2: 518,057 km (0.058 R)
• M3: 940,821 km (0.064 R)
• M4: 2,039,767 km (0.099 R)
• M5: 2,411,667 km (0.077 R)
• M6: 2,703,084 km (0.093 R)
• M7: 3,163,696 km (0.098 R)
• M8: 3,951,777 km (0.106 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 217.3

Radius: 11.6

Gravity: 1.61 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 3.51 AU - 5.37 AU

Year: 6345 Days

Day: 7 Hours

Environment

Temp: -223 °C

Axial Tilt: 26.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 48,007,895 km

• M1: 144,212 km (0.099 R)
• M2: 585,825 km (0.081 R)
• M3: 1,545,795 km (0.108 R)
• M4: 2,434,556 km (0.11 R)
• M5: 2,984,627 km (0.103 R)
• M6: 4,518,304 km (0.037 R)
• M7: 5,780,462 km (0.11 R)
• M8: 7,042,918 km (0.114 R)
• M9: 7,958,607 km (0.075 R)
• M10: 8,989,037 km (0.109 R)
• M11: 10,307,892 km (0.056 R)
• M12: 11,313,788 km (0.063 R)
• M13: 12,110,247 km (0.094 R)
• M14: 12,708,489 km (0.114 R)
• M15: 15,891,034 km (0.113 R)
• M16: 16,385,305 km (0.102 R)
• M17: 17,003,444 km (0.091 R)
• M18: 17,462,709 km (0.103 R)
• M19: 19,632,626 km (0.105 R)
• M20: 21,573,659 km (0.101 R)
• M21: 22,044,293 km (0.119 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 558.5

Radius: 11.1

Gravity: 4.53 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 4.36 AU - 5.04 AU

Year: 6911 Days

Day: 11.3 Hours

Environment

Temp: -233 °C

Axial Tilt: 39.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 48,007,895 km

• M1: 138,677 km (0.111 R)
• M2: 545,883 km (0.067 R)
• M3: 970,890 km (0.12 R)
• M4: 1,460,524 km (0.075 R)
• M5: 2,319,515 km (0.071 R)
• M6: 2,795,535 km (0.062 R)
• M7: 3,711,822 km (0.107 R)
• M8: 4,790,124 km (0.053 R)
• M9: 6,766,162 km (0.075 R)
• M10: 7,858,675 km (0.102 R)
• M11: 8,939,221 km (0.108 R)
• M12: 9,320,546 km (0.108 R)
• M13: 11,004,270 km (0.113 R)
• M14: 11,442,741 km (0.115 R)
• M15: 13,701,071 km (0.117 R)
• M16: 14,151,809 km (0.095 R)
• M17: 16,179,309 km (0.086 R)
• M18: 16,874,789 km (0.057 R)
• M19: 19,011,795 km (0.044 R)
• M20: 20,362,813 km (0.099 R)
• M21: 21,853,107 km (0.093 R)
• M22: 22,546,942 km (0.106 R)
• M23: 23,334,874 km (0.082 R)
• M24: 25,554,458 km (0.105 R)
• M25: 26,759,170 km (0.092 R)
• M26: 27,286,801 km (0.092 R)
• M27: 28,819,731 km (0.062 R)
• M28: 34,689,951 km (0.084 R)

Planet 6 - Ice Giant

Semi-Major Axis: 7.63 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 336.8

Radius: 3.6

Gravity: 25.99 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 5.95 AU - 9.31 AU

Year: 14295 Days

Day: 20.3 Hours

Environment

Temp: -225 °C

Axial Tilt: 32 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 48,007,895 km

• M1: 44,730 km (0.063 R)
• M2: 179,218 km (0.053 R)
• M3: 1,214,585 km (0.116 R)
• M4: 1,501,514 km (0.101 R)
• M5: 2,014,335 km (0.113 R)
• M6: 2,301,264 km (0.042 R)
• M7: 2,594,326 km (0.073 R)
• M8: 2,824,707 km (0.075 R)
• M9: 4,836,200 km (0.062 R)
• M10: 4,992,679 km (0.032 R)
• M11: 5,250,287 km (0.114 R)
• M12: 7,430,676 km (0.118 R)
• M13: 7,809,009 km (0.101 R)
• M14: 8,974,077 km (0.052 R)
• M15: 12,795,704 km (0.098 R)
• M16: 13,277,559 km (0.06 R)
• M17: 15,461,090 km (0.031 R)
• M18: 16,708,586 km (0.087 R)
• M19: 17,503,100 km (0.119 R)
• M20: 18,096,555 km (0.098 R)
• M21: 22,026,940 km (0.093 R)
• M22: 25,628,808 km (0.105 R)
• M23: 26,976,834 km (0.117 R)
• M24: 31,087,186 km (0.104 R)
• M25: 32,730,369 km (0.095 R)
• M26: 34,315,208 km (0.067 R)
• M27: 38,873,755 km (0.104 R)
• M28: 41,037,389 km (0.111 R)
• M29: 44,090,681 km (0.108 R)
• M30: 47,864,138 km (0.112 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 489 - 15,028 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit