🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.35 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 977.4

Radius: 9.9

Gravity: 9.97 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 0.69 AU - 0.69 AU

Year: 376 Days

Day: 7.9 Hours

Environment

Temp: -147 °C

Axial Tilt: 33.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 73,290,829 km

• M1: 123,119 km (0.107 R)
• M2: 480,508 km (0.118 R)
• M3: 957,426 km (0.109 R)
• M4: 1,329,327 km (0.075 R)
• M5: 1,722,619 km (0.089 R)
• M6: 2,291,839 km (0.101 R)
• M7: 3,070,795 km (0.102 R)
• M8: 3,792,755 km (0.079 R)
• M9: 4,166,450 km (0.034 R)
• M10: 4,506,486 km (0.072 R)
• M11: 4,926,407 km (0.083 R)
• M12: 5,323,440 km (0.094 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 564.4

Radius: 9.1

Gravity: 6.82 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 1.85 AU - 2.53 AU

Year: 2126 Days

Day: 9.9 Hours

Environment

Temp: -202 °C

Axial Tilt: 9.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 73,290,829 km

• M1: 113,395 km (0.09 R)
• M2: 451,038 km (0.117 R)
• M3: 971,638 km (0.116 R)
• M4: 1,341,893 km (0.108 R)
• M5: 1,893,011 km (0.085 R)
• M6: 2,196,845 km (0.049 R)
• M7: 3,512,109 km (0.07 R)
• M8: 5,289,182 km (0.05 R)
• M9: 5,706,261 km (0.112 R)
• M10: 6,845,299 km (0.073 R)
• M11: 7,684,843 km (0.113 R)
• M12: 8,281,439 km (0.116 R)
• M13: 9,005,493 km (0.09 R)
• M14: 9,805,392 km (0.055 R)
• M15: 10,117,304 km (0.049 R)
• M16: 11,167,631 km (0.094 R)
• M17: 11,546,113 km (0.054 R)
• M18: 12,692,631 km (0.111 R)
• M19: 14,219,128 km (0.115 R)
• M20: 15,072,584 km (0.091 R)
• M21: 15,864,555 km (0.077 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 199.6

Radius: 12.6

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 3.59 AU - 5.71 AU

Year: 6578 Days

Day: 8.3 Hours

Environment

Temp: -205 °C

Axial Tilt: 27.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 73,290,829 km

• M1: 158,723 km (0.078 R)
• M2: 621,430 km (0.108 R)
• M3: 1,120,338 km (0.117 R)
• M4: 2,465,822 km (0.112 R)
• M5: 3,017,838 km (0.045 R)
• M6: 3,553,099 km (0.098 R)
• M7: 4,839,790 km (0.08 R)
• M8: 5,263,003 km (0.103 R)
• M9: 5,683,971 km (0.09 R)
• M10: 6,387,081 km (0.084 R)
• M11: 8,775,561 km (0.055 R)
• M12: 9,369,763 km (0.099 R)
• M13: 9,951,101 km (0.103 R)
• M14: 11,228,816 km (0.099 R)
• M15: 11,885,102 km (0.08 R)
• M16: 12,336,738 km (0.042 R)
• M17: 13,859,644 km (0.103 R)
• M18: 14,873,020 km (0.117 R)
• M19: 17,275,712 km (0.114 R)
• M20: 17,914,644 km (0.094 R)
• M21: 20,436,266 km (0.083 R)
• M22: 21,019,997 km (0.083 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.46 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 907.3

Radius: 9.6

Gravity: 9.84 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 4.33 AU - 6.59 AU

Year: 8369 Days

Day: 13.3 Hours

Environment

Temp: -210 °C

Axial Tilt: 15.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 73,290,829 km

• M1: 135,386 km (0.092 R)
• M2: 444,306 km (0.056 R)
• M3: 1,468,602 km (0.109 R)
• M4: 1,779,915 km (0.091 R)
• M5: 2,558,872 km (0.073 R)
• M6: 3,648,692 km (0.091 R)
• M7: 4,200,858 km (0.118 R)
• M8: 4,540,894 km (0.079 R)
• M9: 5,948,311 km (0.085 R)
• M10: 6,713,952 km (0.092 R)
• M11: 7,220,042 km (0.07 R)
• M12: 11,834,987 km (0.087 R)
• M13: 12,574,150 km (0.069 R)
• M14: 13,832,567 km (0.118 R)
• M15: 19,949,624 km (0.09 R)
• M16: 20,347,854 km (0.051 R)
• M17: 20,670,237 km (0.075 R)
• M18: 21,574,257 km (0.113 R)
• M19: 22,676,494 km (0.114 R)
• M20: 26,782,357 km (0.072 R)
• M21: 28,857,878 km (0.098 R)
• M22: 30,826,137 km (0.106 R)
• M23: 42,678,328 km (0.066 R)
• M24: 43,207,007 km (0.119 R)
• M25: 44,412,466 km (0.085 R)
• M26: 45,916,074 km (0.081 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.05 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 981

Radius: 6

Gravity: 27.25 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 4.86 AU - 7.24 AU

Year: 9762 Days

Day: 24.6 Hours

Environment

Temp: -220 °C

Axial Tilt: 44 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 73,290,829 km

• M1: 74,649 km (0.098 R)
• M2: 394,639 km (0.111 R)
• M3: 772,523 km (0.11 R)
• M4: 1,383,032 km (0.104 R)
• M5: 1,814,473 km (0.064 R)
• M6: 2,677,652 km (0.115 R)
• M7: 3,104,455 km (0.093 R)
• M8: 3,371,637 km (0.044 R)
• M9: 3,707,185 km (0.082 R)
• M10: 4,690,492 km (0.107 R)
• M11: 6,397,852 km (0.113 R)
• M12: 6,791,295 km (0.059 R)
• M13: 8,908,104 km (0.026 R)
• M14: 9,348,820 km (0.113 R)
• M15: 10,063,299 km (0.115 R)
• M16: 11,034,489 km (0.089 R)
• M17: 11,890,338 km (0.074 R)
• M18: 13,605,029 km (0.046 R)
• M19: 17,745,000 km (0.096 R)
• M20: 18,052,723 km (0.1 R)
• M21: 18,917,399 km (0.099 R)
• M22: 21,156,430 km (0.099 R)
• M23: 22,294,870 km (0.119 R)
• M24: 22,563,248 km (0.051 R)
• M25: 26,852,967 km (0.058 R)
• M26: 31,881,999 km (0.042 R)
• M27: 32,565,960 km (0.105 R)
• M28: 33,027,320 km (0.11 R)
• M29: 33,610,303 km (0.112 R)
• M30: 41,015,099 km (0.065 R)
• M31: 41,283,477 km (0.064 R)
• M32: 42,369,109 km (0.093 R)
• M33: 45,166,140 km (0.056 R)
• M34: 48,083,748 km (0.077 R)
• M35: 50,506,485 km (0.038 R)
• M36: 50,814,956 km (0.115 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.51 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 600.2

Radius: 8

Gravity: 9.38 G

Time & Orbit

Eccentricity (e): 0

Orbit Range: 6.51 AU - 6.51 AU

Year: 10896 Days

Day: 24.8 Hours

Environment

Temp: -223 °C

Axial Tilt: 49.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 73,290,829 km

• M1: 99,483 km (0.093 R)
• M2: 406,308 km (0.116 R)
• M3: 812,316 km (0.076 R)
• M4: 1,245,253 km (0.099 R)
• M5: 1,585,737 km (0.107 R)
• M6: 1,938,040 km (0.103 R)
• M7: 2,286,304 km (0.075 R)
• M8: 5,067,777 km (0.077 R)
• M9: 5,663,327 km (0.086 R)
• M10: 7,647,144 km (0.081 R)
• M11: 10,104,738 km (0.119 R)
• M12: 10,779,574 km (0.103 R)
• M13: 11,209,668 km (0.112 R)
• M14: 12,334,793 km (0.09 R)
• M15: 15,678,455 km (0.101 R)
• M16: 16,022,082 km (0.056 R)
• M17: 16,582,326 km (0.063 R)
• M18: 18,723,370 km (0.087 R)
• M19: 21,125,314 km (0.074 R)
• M20: 23,456,348 km (0.12 R)
• M21: 24,730,024 km (0.034 R)
• M22: 25,195,872 km (0.066 R)
• M23: 26,823,796 km (0.072 R)
• M24: 35,081,299 km (0.097 R)
• M25: 36,504,124 km (0.086 R)
• M26: 39,211,846 km (0.105 R)
• M27: 41,524,629 km (0.1 R)
• M28: 41,918,670 km (0.076 R)

Planet 7 - Ice Giant

Semi-Major Axis: 7.02 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 318.6

Radius: 7.6

Gravity: 5.52 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 5.49 AU - 8.55 AU

Year: 12202 Days

Day: 19 Hours

Environment

Temp: -230 °C

Axial Tilt: 36 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 73,290,829 km

• M1: 94,546 km (0.096 R)
• M2: 341,233 km (0.113 R)
• M3: 672,143 km (0.072 R)
• M4: 1,924,277 km (0.101 R)
• M5: 2,453,106 km (0.118 R)
• M6: 2,843,257 km (0.06 R)
• M7: 3,625,504 km (0.119 R)
• M8: 5,133,601 km (0.088 R)
• M9: 6,252,144 km (0.03 R)
• M10: 9,233,779 km (0.085 R)
• M11: 11,186,181 km (0.064 R)
• M12: 12,650,146 km (0.062 R)
• M13: 15,366,693 km (0.085 R)
• M14: 16,151,933 km (0.099 R)
• M15: 18,304,047 km (0.104 R)
• M16: 24,727,630 km (0.069 R)
• M17: 25,083,374 km (0.105 R)
• M18: 29,922,865 km (0.076 R)
• M19: 35,915,158 km (0.038 R)
• M20: 41,025,122 km (0.114 R)

Planet 8 - Ice Giant

Semi-Major Axis: 8.42 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 953.2

Radius: 5

Gravity: 38.13 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 8.03 AU - 8.81 AU

Year: 16028 Days

Day: 16.4 Hours

Environment

Temp: -223 °C

Axial Tilt: 39.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (42)

Outer Limit: 73,290,829 km

• M1: 64,177 km (0.085 R)
• M2: 345,571 km (0.084 R)
• M3: 800,199 km (0.082 R)
• M4: 1,074,562 km (0.099 R)
• M5: 2,766,214 km (0.069 R)
• M6: 3,394,076 km (0.062 R)
• M7: 3,681,903 km (0.091 R)
• M8: 4,048,717 km (0.105 R)
• M9: 4,208,637 km (0.032 R)
• M10: 5,683,672 km (0.1 R)
• M11: 6,173,306 km (0.036 R)
• M12: 6,385,585 km (0.119 R)
• M13: 6,914,713 km (0.069 R)
• M14: 7,330,296 km (0.094 R)
• M15: 8,211,427 km (0.074 R)
• M16: 10,181,481 km (0.072 R)
• M17: 11,275,640 km (0.081 R)
• M18: 11,593,087 km (0.114 R)
• M19: 11,851,143 km (0.098 R)
• M20: 14,056,366 km (0.108 R)
• M21: 14,350,026 km (0.072 R)
• M22: 16,930,141 km (0.103 R)
• M23: 17,514,620 km (0.108 R)
• M24: 22,185,364 km (0.106 R)
• M25: 24,433,521 km (0.109 R)
• M26: 27,508,655 km (0.083 R)
• M27: 28,199,647 km (0.068 R)
• M28: 29,020,192 km (0.119 R)
• M29: 30,832,121 km (0.112 R)
• M30: 31,203,273 km (0.098 R)
• M31: 31,954,704 km (0.113 R)
• M32: 32,462,289 km (0.11 R)
• M33: 32,718,102 km (0.073 R)
• M34: 33,104,214 km (0.042 R)
• M35: 36,717,900 km (0.111 R)
• M36: 42,236,715 km (0.112 R)
• M37: 42,694,634 km (0.101 R)
• M38: 45,671,632 km (0.094 R)
• M39: 51,860,346 km (0.078 R)
• M40: 54,340,529 km (0.092 R)
• M41: 56,898,653 km (0.099 R)
• M42: 65,255,938 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: 223 - 10,744 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit