🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.34 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 747.9

Radius: 15

Gravity: 3.32 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 0.67 AU - 0.67 AU

Year: 366 Days

Day: 9.2 Hours

Environment

Temp: -154 °C

Axial Tilt: 13.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 26,664,376 km

• M1: 467,493 km (0.067 R)
• M2: 564,433 km (0.051 R)
• M3: 706,401 km (0.094 R)
• M4: 866,770 km (0.082 R)
• M5: 1,071,121 km (0.093 R)
• M6: 1,209,349 km (0.069 R)
• M7: 1,605,784 km (0.112 R)
• M8: 2,004,462 km (0.098 R)
• M9: 2,322,806 km (0.046 R)
• M10: 2,476,294 km (0.103 R)
• M11: 2,951,267 km (0.079 R)
• M12: 3,401,556 km (0.025 R)
• M13: 3,502,385 km (0.083 R)
• M14: 4,014,908 km (0.071 R)
• M15: 4,215,070 km (0.094 R)
• M16: 4,389,501 km (0.116 R)
• M17: 4,536,555 km (0.111 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 74

Radius: 9.4

Gravity: 0.84 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 1.88 AU - 2.72 AU

Year: 2326 Days

Day: 5.7 Hours

Environment

Temp: -211 °C

Axial Tilt: 16 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 26,664,376 km

• M1: 656,884 km (0.117 R)
• M2: 816,804 km (0.1 R)
• M3: 965,953 km (0.098 R)
• M4: 1,168,808 km (0.093 R)
• M5: 1,233,135 km (0.079 R)
• M6: 1,665,922 km (0.112 R)
• M7: 2,385,787 km (0.078 R)
• M8: 2,808,999 km (0.104 R)
• M9: 3,002,728 km (0.105 R)
• M10: 3,228,172 km (0.063 R)
• M11: 3,478,001 km (0.104 R)
• M12: 3,562,673 km (0.09 R)
• M13: 4,426,751 km (0.092 R)
• M14: 5,105,177 km (0.041 R)
• M15: 6,063,501 km (0.077 R)
• M16: 6,349,083 km (0.05 R)
• M17: 7,016,739 km (0.118 R)
• M18: 7,842,220 km (0.094 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.29 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 611.6

Radius: 8.8

Gravity: 7.9 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 3.15 AU - 3.43 AU

Year: 3979 Days

Day: 5.6 Hours

Environment

Temp: -212 °C

Axial Tilt: 29.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 26,664,376 km

• M1: 1,168,808 km (0.061 R)
• M2: 1,261,409 km (0.088 R)
• M3: 2,103,795 km (0.068 R)
• M4: 3,273,351 km (0.115 R)
• M5: 3,367,598 km (0.061 R)
• M6: 4,338,488 km (0.114 R)
• M7: 5,659,587 km (0.085 R)
• M8: 6,804,310 km (0.111 R)
• M9: 6,973,505 km (0.102 R)
• M10: 8,794,111 km (0.062 R)
• M11: 10,500,275 km (0.099 R)
• M12: 11,290,750 km (0.118 R)
• M13: 13,078,145 km (0.049 R)
• M14: 13,866,376 km (0.093 R)
• M15: 14,638,900 km (0.105 R)
• M16: 14,763,814 km (0.051 R)
• M17: 14,951,858 km (0.113 R)
• M18: 15,361,906 km (0.066 R)
• M19: 16,679,415 km (0.118 R)
• M20: 18,099,697 km (0.049 R)
• M21: 21,160,170 km (0.118 R)
• M22: 21,336,845 km (0.1 R)
• M23: 21,727,296 km (0.034 R)
• M24: 22,119,990 km (0.104 R)
• M25: 23,934,463 km (0.028 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.45 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 716.7

Radius: 13.5

Gravity: 3.93 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 3.35 AU - 3.55 AU

Year: 4273 Days

Day: 7.3 Hours

Environment

Temp: -225 °C

Axial Tilt: 14 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 26,664,376 km

• M1: 363,224 km (0.115 R)
• M2: 1,454,091 km (0.106 R)
• M3: 2,622,151 km (0.074 R)
• M4: 2,714,753 km (0.077 R)
• M5: 3,889,844 km (0.088 R)
• M6: 4,124,862 km (0.079 R)
• M7: 4,342,677 km (0.099 R)
• M8: 4,542,091 km (0.05 R)
• M9: 6,268,450 km (0.094 R)
• M10: 6,368,531 km (0.069 R)
• M11: 8,121,818 km (0.071 R)
• M12: 8,258,401 km (0.09 R)
• M13: 11,513,052 km (0.085 R)
• M14: 11,883,008 km (0.116 R)
• M15: 13,498,665 km (0.118 R)
• M16: 15,758,341 km (0.083 R)
• M17: 16,444,995 km (0.09 R)
• M18: 16,861,774 km (0.083 R)
• M19: 18,383,783 km (0.119 R)
• M20: 23,284,310 km (0.092 R)
• M21: 24,223,486 km (0.069 R)
• M22: 26,544,048 km (0.052 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 145.2

Radius: 12.9

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 4.15 AU - 5.37 AU

Year: 6925 Days

Day: 7 Hours

Environment

Temp: -232 °C

Axial Tilt: 26.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 26,664,376 km

• M1: 528,529 km (0.054 R)
• M2: 926,908 km (0.092 R)
• M3: 1,412,204 km (0.068 R)
• M4: 1,568,534 km (0.053 R)
• M5: 2,147,029 km (0.07 R)
• M6: 2,267,305 km (0.098 R)
• M7: 2,452,358 km (0.074 R)
• M8: 2,970,116 km (0.099 R)
• M9: 3,504,181 km (0.045 R)
• M10: 3,647,046 km (0.095 R)
• M11: 4,087,163 km (0.09 R)
• M12: 5,383,728 km (0.077 R)
• M13: 5,653,304 km (0.114 R)
• M14: 6,401,293 km (0.049 R)
• M15: 7,616,028 km (0.028 R)
• M16: 8,083,820 km (0.116 R)
• M17: 9,794,023 km (0.12 R)
• M18: 10,560,413 km (0.108 R)
• M19: 13,279,953 km (0.109 R)

Planet 6 - Ice Giant

Semi-Major Axis: 5.98 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 124

Radius: 6.1

Gravity: 3.33 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 5.48 AU - 6.48 AU

Year: 9752 Days

Day: 20.7 Hours

Environment

Temp: -237 °C

Axial Tilt: 7.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 26,664,376 km

• M1: 2,489,757 km (0.104 R)
• M2: 2,543,762 km (0.039 R)
• M3: 3,560,280 km (0.097 R)
• M4: 4,642,920 km (0.061 R)
• M5: 5,070,470 km (0.1 R)
• M6: 8,290,116 km (0.071 R)
• M7: 8,561,187 km (0.091 R)
• M8: 9,476,277 km (0.074 R)
• M9: 9,702,768 km (0.056 R)
• M10: 16,932,833 km (0.119 R)
• M11: 17,138,830 km (0.073 R)
• M12: 17,761,755 km (0.1 R)
• M13: 19,351,233 km (0.093 R)
• M14: 21,651,898 km (0.118 R)
• M15: 24,307,709 km (0.101 R)
• M16: 24,540,035 km (0.026 R)
• M17: 25,202,454 km (0.085 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: 489 - 14,459 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit