🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.82 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 847.1

Radius: 8.1

Gravity: 12.91 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 1.29 AU - 1.97 AU

Year: 1411 Days

Day: 9.3 Hours

Environment

Temp: -192 °C

Axial Tilt: 33 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 59,893,084 km

• M1: 100,679 km (0.113 R)
• M2: 376,388 km (0.038 R)
• M3: 640,129 km (0.082 R)
• M4: 1,020,557 km (0.049 R)
• M5: 1,370,915 km (0.097 R)
• M6: 2,093,024 km (0.114 R)
• M7: 2,404,487 km (0.11 R)
• M8: 2,901,451 km (0.11 R)
• M9: 3,290,256 km (0.108 R)
• M10: 3,662,904 km (0.098 R)
• M11: 4,284,034 km (0.078 R)
• M12: 5,014,820 km (0.032 R)
• M13: 5,290,529 km (0.105 R)
• M14: 5,965,664 km (0.086 R)
• M15: 6,722,480 km (0.039 R)
• M16: 8,307,768 km (0.111 R)
• M17: 9,731,192 km (0.026 R)
• M18: 10,777,928 km (0.052 R)
• M19: 12,047,715 km (0.047 R)
• M20: 12,428,142 km (0.094 R)
• M21: 13,013,818 km (0.103 R)
• M22: 13,823,292 km (0.079 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 258.5

Radius: 12.6

Gravity: 1.63 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 1.36 AU - 2.06 AU

Year: 1517 Days

Day: 10.5 Hours

Environment

Temp: -186 °C

Axial Tilt: 35.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 59,893,084 km

• M1: 156,779 km (0.059 R)
• M2: 688,599 km (0.119 R)
• M3: 1,182,571 km (0.079 R)
• M4: 1,608,177 km (0.092 R)
• M5: 2,733,901 km (0.072 R)
• M6: 3,958,958 km (0.086 R)
• M7: 4,864,175 km (0.045 R)
• M8: 6,173,455 km (0.096 R)
• M9: 7,106,647 km (0.078 R)
• M10: 8,208,585 km (0.11 R)
• M11: 8,977,069 km (0.098 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 910.2

Radius: 12.5

Gravity: 5.83 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 2.6 AU - 2.92 AU

Year: 3110 Days

Day: 14.3 Hours

Environment

Temp: -209 °C

Axial Tilt: 3.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 59,893,084 km

• M1: 155,432 km (0.115 R)
• M2: 587,620 km (0.087 R)
• M3: 1,050,925 km (0.086 R)
• M4: 1,443,171 km (0.108 R)
• M5: 1,873,265 km (0.108 R)
• M6: 2,287,651 km (0.105 R)
• M7: 2,897,262 km (0.056 R)
• M8: 3,324,813 km (0.072 R)
• M9: 4,331,008 km (0.114 R)
• M10: 4,748,386 km (0.095 R)
• M11: 5,773,131 km (0.086 R)
• M12: 6,309,141 km (0.107 R)
• M13: 6,971,261 km (0.096 R)
• M14: 7,948,135 km (0.071 R)
• M15: 8,399,023 km (0.118 R)
• M16: 9,200,867 km (0.11 R)
• M17: 10,053,276 km (0.05 R)
• M18: 10,539,918 km (0.076 R)
• M19: 10,999,782 km (0.078 R)
• M20: 12,049,959 km (0.044 R)
• M21: 13,650,656 km (0.098 R)
• M22: 18,087,879 km (0.096 R)
• M23: 23,687,925 km (0.093 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 476.1

Radius: 9.9

Gravity: 4.86 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 4.42 AU - 5.2 AU

Year: 7155 Days

Day: 6.7 Hours

Environment

Temp: -218 °C

Axial Tilt: 39 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 59,893,084 km

• M1: 125,513 km (0.099 R)
• M2: 1,018,761 km (0.054 R)
• M3: 1,865,336 km (0.104 R)
• M4: 3,006,020 km (0.117 R)
• M5: 4,692,137 km (0.062 R)
• M6: 5,939,933 km (0.044 R)
• M7: 6,456,794 km (0.063 R)
• M8: 7,469,721 km (0.091 R)
• M9: 8,149,793 km (0.055 R)
• M10: 10,858,561 km (0.1 R)
• M11: 11,681,499 km (0.102 R)
• M12: 15,754,750 km (0.086 R)
• M13: 16,556,744 km (0.094 R)
• M14: 17,580,891 km (0.091 R)
• M15: 18,242,114 km (0.07 R)
• M16: 21,275,660 km (0.086 R)
• M17: 24,304,268 km (0.113 R)
• M18: 25,124,813 km (0.08 R)
• M19: 26,994,936 km (0.083 R)
• M20: 29,322,679 km (0.032 R)
• M21: 29,878,285 km (0.077 R)
• M22: 32,367,145 km (0.103 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.15 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 408.4

Radius: 7.1

Gravity: 8.1 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 5.4 AU - 6.9 AU

Year: 10344 Days

Day: 18.9 Hours

Environment

Temp: -228 °C

Axial Tilt: 46.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 59,893,084 km

• M1: 95,892 km (0.114 R)
• M2: 324,478 km (0.104 R)
• M3: 622,626 km (0.116 R)
• M4: 863,329 km (0.096 R)
• M5: 2,025,406 km (0.09 R)
• M6: 2,988,965 km (0.089 R)
• M7: 3,667,990 km (0.031 R)
• M8: 5,359,793 km (0.102 R)
• M9: 10,237,730 km (0.081 R)
• M10: 11,659,060 km (0.073 R)
• M11: 12,033,952 km (0.114 R)
• M12: 13,322,887 km (0.118 R)
• M13: 14,090,773 km (0.094 R)
• M14: 14,825,448 km (0.094 R)
• M15: 16,571,405 km (0.05 R)
• M16: 19,930,326 km (0.09 R)
• M17: 22,296,366 km (0.052 R)
• M18: 24,843,419 km (0.063 R)
• M19: 28,052,593 km (0.091 R)
• M20: 32,255,694 km (0.116 R)
• M21: 34,287,832 km (0.075 R)
• M22: 36,860,167 km (0.118 R)

Planet 6 - Ice Giant

Semi-Major Axis: 7.33 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 668.4

Radius: 4.9

Gravity: 27.84 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 5.96 AU - 8.7 AU

Year: 13460 Days

Day: 15.4 Hours

Environment

Temp: -226 °C

Axial Tilt: 76.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 59,893,084 km

• M1: 60,886 km (0.112 R)
• M2: 260,300 km (0.069 R)
• M3: 439,519 km (0.117 R)
• M4: 685,906 km (0.059 R)
• M5: 891,753 km (0.077 R)
• M6: 1,251,985 km (0.065 R)
• M7: 1,472,941 km (0.09 R)
• M8: 1,736,083 km (0.067 R)
• M9: 1,905,278 km (0.119 R)
• M10: 2,922,843 km (0.084 R)
• M11: 3,935,621 km (0.095 R)
• M12: 6,110,475 km (0.117 R)
• M13: 6,956,151 km (0.108 R)
• M14: 8,976,620 km (0.12 R)
• M15: 10,503,416 km (0.066 R)
• M16: 14,955,449 km (0.036 R)
• M17: 15,167,279 km (0.108 R)
• M18: 16,405,351 km (0.101 R)
• M19: 17,787,935 km (0.098 R)
• M20: 19,919,704 km (0.058 R)
• M21: 21,942,118 km (0.118 R)
• M22: 22,862,743 km (0.112 R)
• M23: 24,291,403 km (0.087 R)
• M24: 25,981,261 km (0.111 R)
• M25: 30,829,877 km (0.082 R)
• M26: 32,808,010 km (0.045 R)
• M27: 34,254,322 km (0.114 R)
• M28: 37,662,910 km (0.069 R)
• M29: 38,449,944 km (0.12 R)
• M30: 44,413,663 km (0.112 R)
• M31: 44,851,386 km (0.097 R)
• M32: 45,735,360 km (0.071 R)
• M33: 46,630,853 km (0.09 R)
• M34: 49,700,452 km (0.104 R)
• M35: 52,738,785 km (0.037 R)
• M36: 53,065,656 km (0.114 R)
• M37: 55,391,604 km (0.077 R)

Planet 7 - Ice Giant

Semi-Major Axis: 8.68 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 444.2

Radius: 6.2

Gravity: 11.56 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 8.66 AU - 8.7 AU

Year: 17345 Days

Day: 15.3 Hours

Environment

Temp: -243 °C

Axial Tilt: 20.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 59,893,084 km

• M1: 77,492 km (0.118 R)
• M2: 291,267 km (0.066 R)
• M3: 679,922 km (0.073 R)
• M4: 1,022,950 km (0.108 R)
• M5: 1,334,712 km (0.1 R)
• M6: 1,757,625 km (0.104 R)
• M7: 2,844,753 km (0.108 R)
• M8: 3,307,759 km (0.095 R)
• M9: 3,819,832 km (0.088 R)
• M10: 4,540,445 km (0.112 R)
• M11: 5,000,758 km (0.117 R)
• M12: 5,564,293 km (0.12 R)
• M13: 6,208,461 km (0.093 R)
• M14: 7,071,342 km (0.098 R)
• M15: 7,554,094 km (0.091 R)
• M16: 11,687,633 km (0.059 R)
• M17: 13,521,104 km (0.098 R)
• M18: 13,855,456 km (0.056 R)
• M19: 15,320,617 km (0.115 R)
• M20: 16,127,847 km (0.117 R)
• M21: 20,418,613 km (0.102 R)
• M22: 20,770,318 km (0.099 R)
• M23: 23,538,327 km (0.084 R)
• M24: 24,119,964 km (0.078 R)
• M25: 24,513,107 km (0.117 R)
• M26: 24,810,657 km (0.118 R)
• M27: 27,278,873 km (0.119 R)
• M28: 34,279,155 km (0.04 R)
• M29: 35,026,247 km (0.12 R)
• M30: 36,167,080 km (0.12 R)
• M31: 43,248,296 km (0.085 R)
• M32: 45,301,526 km (0.106 R)
• M33: 53,329,846 km (0.047 R)
• M34: 54,838,540 km (0.106 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 278 - 18,974 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit