🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.64 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 956.2

Radius: 13.7

Gravity: 5.09 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 1 AU - 1.56 AU

Year: 1000 Days

Day: 13.1 Hours

Environment

Temp: -189 °C

Axial Tilt: 36.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 52,684,848 km

• M1: 180,565 km (0.066 R)
• M2: 450,589 km (0.097 R)
• M3: 710,590 km (0.102 R)
• M4: 968,646 km (0.097 R)
• M5: 1,269,936 km (0.1 R)
• M6: 1,531,284 km (0.107 R)
• M7: 1,829,283 km (0.119 R)
• M8: 2,321,460 km (0.119 R)
• M9: 2,649,528 km (0.083 R)
• M10: 3,208,874 km (0.091 R)
• M11: 3,534,549 km (0.11 R)
• M12: 4,317,544 km (0.063 R)
• M13: 4,841,137 km (0.116 R)
• M14: 5,917,045 km (0.064 R)
• M15: 6,753,745 km (0.104 R)
• M16: 7,888,894 km (0.068 R)
• M17: 8,873,846 km (0.103 R)
• M18: 9,215,378 km (0.084 R)
• M19: 9,522,054 km (0.096 R)
• M20: 10,193,599 km (0.077 R)
• M21: 11,357,022 km (0.098 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 164.3

Radius: 10.4

Gravity: 1.52 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 1.45 AU - 1.87 AU

Year: 1476 Days

Day: 8.9 Hours

Environment

Temp: -204 °C

Axial Tilt: 10.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 52,684,848 km

• M1: 167,250 km (0.052 R)
• M2: 394,639 km (0.099 R)
• M3: 657,632 km (0.059 R)
• M4: 1,010,384 km (0.098 R)
• M5: 1,977,085 km (0.105 R)
• M6: 2,561,864 km (0.114 R)
• M7: 3,117,021 km (0.103 R)
• M8: 3,452,420 km (0.089 R)
• M9: 4,433,931 km (0.117 R)
• M10: 4,723,702 km (0.042 R)
• M11: 8,042,830 km (0.112 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 103.8

Radius: 8.4

Gravity: 1.47 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 1.54 AU - 1.78 AU

Year: 1476 Days

Day: 14.2 Hours

Environment

Temp: -201 °C

Axial Tilt: 26.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 52,684,848 km

• M1: 104,569 km (0.05 R)
• M2: 334,950 km (0.111 R)
• M3: 526,734 km (0.065 R)
• M4: 776,114 km (0.093 R)
• M5: 966,103 km (0.072 R)
• M6: 1,152,502 km (0.11 R)
• M7: 2,013,737 km (0.079 R)
• M8: 2,389,676 km (0.087 R)
• M9: 2,603,003 km (0.074 R)
• M10: 3,811,754 km (0.072 R)
• M11: 4,416,728 km (0.094 R)
• M12: 4,628,558 km (0.028 R)
• M13: 5,416,041 km (0.03 R)
• M14: 6,227,161 km (0.05 R)
• M15: 6,586,645 km (0.055 R)
• M16: 6,790,846 km (0.069 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 211.8

Radius: 8.4

Gravity: 3 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 1.35 AU - 2.01 AU

Year: 1503 Days

Day: 10.1 Hours

Environment

Temp: -195 °C

Axial Tilt: 46.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 52,684,848 km

• M1: 104,719 km (0.098 R)
• M2: 262,245 km (0.098 R)
• M3: 542,891 km (0.111 R)
• M4: 1,351,318 km (0.076 R)
• M5: 1,672,055 km (0.119 R)
• M6: 1,955,095 km (0.047 R)
• M7: 2,208,962 km (0.069 R)
• M8: 2,563,210 km (0.048 R)
• M9: 3,172,672 km (0.119 R)
• M10: 4,002,641 km (0.057 R)
• M11: 4,256,209 km (0.101 R)
• M12: 4,505,140 km (0.109 R)
• M13: 4,865,820 km (0.111 R)
• M14: 5,757,723 km (0.099 R)
• M15: 5,930,808 km (0.079 R)
• M16: 6,136,056 km (0.039 R)
• M17: 7,788,065 km (0.112 R)
• M18: 8,539,794 km (0.069 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.45 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 323.9

Radius: 8.9

Gravity: 4.09 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 3.29 AU - 3.61 AU

Year: 4423 Days

Day: 5.4 Hours

Environment

Temp: -210 °C

Axial Tilt: 35.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 52,684,848 km

• M1: 146,905 km (0.07 R)
• M2: 1,080,097 km (0.079 R)
• M3: 1,322,146 km (0.09 R)
• M4: 1,568,683 km (0.065 R)
• M5: 1,949,709 km (0.106 R)
• M6: 2,402,841 km (0.116 R)
• M7: 2,859,563 km (0.091 R)
• M8: 3,374,330 km (0.087 R)
• M9: 3,544,273 km (0.113 R)
• M10: 4,556,153 km (0.113 R)
• M11: 4,794,313 km (0.082 R)
• M12: 5,920,336 km (0.066 R)
• M13: 6,146,229 km (0.092 R)
• M14: 7,516,994 km (0.118 R)
• M15: 7,875,131 km (0.114 R)
• M16: 8,616,837 km (0.119 R)
• M17: 11,730,567 km (0.062 R)
• M18: 14,719,383 km (0.068 R)
• M19: 15,656,913 km (0.086 R)
• M20: 16,173,923 km (0.115 R)
• M21: 20,655,876 km (0.085 R)
• M22: 20,994,116 km (0.081 R)
• M23: 21,592,508 km (0.105 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 979.8

Radius: 11.9

Gravity: 6.92 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 3.44 AU - 5.72 AU

Year: 6766 Days

Day: 13.4 Hours

Environment

Temp: -216 °C

Axial Tilt: 25.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 52,684,848 km

• M1: 159,920 km (0.085 R)
• M2: 571,015 km (0.114 R)
• M3: 838,197 km (0.042 R)
• M4: 1,081,144 km (0.095 R)
• M5: 1,360,742 km (0.12 R)
• M6: 1,840,353 km (0.096 R)
• M7: 2,247,558 km (0.104 R)
• M8: 4,341,929 km (0.087 R)
• M9: 4,609,858 km (0.102 R)
• M10: 4,998,962 km (0.088 R)
• M11: 6,011,441 km (0.087 R)
• M12: 6,520,971 km (0.118 R)
• M13: 6,883,746 km (0.085 R)
• M14: 7,394,473 km (0.111 R)
• M15: 9,466,254 km (0.074 R)
• M16: 9,703,516 km (0.047 R)
• M17: 10,228,156 km (0.078 R)
• M18: 10,641,196 km (0.1 R)
• M19: 11,276,388 km (0.114 R)
• M20: 11,974,562 km (0.102 R)
• M21: 14,732,249 km (0.069 R)
• M22: 15,681,746 km (0.12 R)
• M23: 17,670,650 km (0.098 R)
• M24: 19,722,385 km (0.084 R)
• M25: 22,007,941 km (0.104 R)
• M26: 23,851,885 km (0.08 R)
• M27: 24,929,887 km (0.035 R)
• M28: 25,251,522 km (0.112 R)
• M29: 26,691,252 km (0.083 R)
• M30: 27,291,888 km (0.039 R)
• M31: 28,307,807 km (0.053 R)
• M32: 29,342,426 km (0.06 R)
• M33: 30,964,964 km (0.028 R)
• M34: 33,966,197 km (0.113 R)

Planet 7 - Ice Giant

Semi-Major Axis: 5.9 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 877.7

Radius: 4.4

Gravity: 45.34 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 5.86 AU - 5.94 AU

Year: 9892 Days

Day: 15.6 Hours

Environment

Temp: -224 °C

Axial Tilt: 1.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 52,684,848 km

• M1: 59,839 km (0.085 R)
• M2: 737,518 km (0.117 R)
• M3: 835,803 km (0.057 R)
• M4: 1,125,425 km (0.088 R)
• M5: 1,263,354 km (0.098 R)
• M6: 1,636,002 km (0.107 R)
• M7: 1,997,880 km (0.096 R)
• M8: 2,419,297 km (0.119 R)
• M9: 3,003,925 km (0.105 R)
• M10: 3,571,948 km (0.058 R)
• M11: 4,889,307 km (0.093 R)
• M12: 5,988,253 km (0.078 R)
• M13: 7,046,957 km (0.082 R)
• M14: 7,393,127 km (0.098 R)
• M15: 8,315,846 km (0.104 R)
• M16: 9,557,060 km (0.09 R)
• M17: 11,363,305 km (0.117 R)
• M18: 11,557,483 km (0.067 R)
• M19: 12,401,065 km (0.108 R)
• M20: 13,169,998 km (0.079 R)
• M21: 15,673,369 km (0.087 R)
• M22: 16,712,476 km (0.071 R)
• M23: 19,456,400 km (0.034 R)
• M24: 20,417,566 km (0.08 R)
• M25: 23,370,927 km (0.102 R)
• M26: 24,069,998 km (0.087 R)
• M27: 24,922,556 km (0.103 R)
• M28: 27,193,751 km (0.116 R)
• M29: 27,796,032 km (0.073 R)
• M30: 31,628,879 km (0.1 R)
• M31: 35,367,330 km (0.076 R)
• M32: 35,881,498 km (0.066 R)
• M33: 37,534,555 km (0.06 R)
• M34: 40,038,524 km (0.106 R)
• M35: 40,585,603 km (0.079 R)
• M36: 49,238,045 km (0.029 R)
• M37: 50,659,075 km (0.112 R)

Planet 8 - Ice Giant

Semi-Major Axis: 6.64 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 413.9

Radius: 3.4

Gravity: 35.8 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 6.63 AU - 6.65 AU

Year: 11810 Days

Day: 20.8 Hours

Environment

Temp: -230 °C

Axial Tilt: 3.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 52,684,848 km

• M1: 303,534 km (0.064 R)
• M2: 400,623 km (0.11 R)
• M3: 485,595 km (0.107 R)
• M4: 830,418 km (0.094 R)
• M5: 903,721 km (0.096 R)
• M6: 1,443,470 km (0.073 R)
• M7: 1,675,197 km (0.074 R)
• M8: 2,561,714 km (0.084 R)
• M9: 3,413,524 km (0.072 R)
• M10: 3,513,156 km (0.037 R)
• M11: 6,471,454 km (0.094 R)
• M12: 6,747,163 km (0.1 R)
• M13: 8,367,308 km (0.099 R)
• M14: 8,484,144 km (0.114 R)
• M15: 9,202,363 km (0.115 R)
• M16: 10,162,632 km (0.095 R)
• M17: 11,260,681 km (0.086 R)
• M18: 11,350,888 km (0.072 R)
• M19: 12,652,988 km (0.063 R)
• M20: 15,469,916 km (0.116 R)
• M21: 18,628,376 km (0.113 R)
• M22: 20,227,128 km (0.064 R)
• M23: 20,713,471 km (0.09 R)
• M24: 20,897,327 km (0.047 R)
• M25: 23,687,776 km (0.046 R)
• M26: 24,946,941 km (0.082 R)
• M27: 29,428,295 km (0.082 R)
• M28: 32,112,081 km (0.103 R)
• M29: 33,809,867 km (0.058 R)
• M30: 33,966,346 km (0.115 R)
• M31: 34,280,352 km (0.113 R)
• M32: 35,231,495 km (0.113 R)
• M33: 35,711,854 km (0.109 R)
• M34: 39,672,159 km (0.059 R)
• M35: 42,253,320 km (0.06 R)
• M36: 42,691,343 km (0.109 R)

Planet 9 - Ice Giant

Semi-Major Axis: 7.69 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 395.7

Radius: 3.6

Gravity: 30.53 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 7.07 AU - 8.31 AU

Year: 14720 Days

Day: 24 Hours

Environment

Temp: -238 °C

Axial Tilt: 22.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 52,684,848 km

• M1: 69,713 km (0.119 R)
• M2: 149,299 km (0.084 R)
• M3: 550,670 km (0.109 R)
• M4: 635,641 km (0.098 R)
• M5: 1,159,982 km (0.035 R)
• M6: 2,542,715 km (0.102 R)
• M7: 5,101,138 km (0.114 R)
• M8: 5,496,226 km (0.112 R)
• M9: 6,770,949 km (0.095 R)
• M10: 12,947,696 km (0.092 R)
• M11: 15,543,967 km (0.048 R)
• M12: 26,949,159 km (0.114 R)
• M13: 28,844,564 km (0.065 R)
• M14: 32,746,824 km (0.102 R)
• M15: 34,748,593 km (0.112 R)
• M16: 36,809,753 km (0.063 R)
• M17: 41,294,847 km (0.047 R)
• M18: 41,850,304 km (0.098 R)
• M19: 51,347,375 km (0.104 R)

Planet 10 - Ice Giant

Semi-Major Axis: 8.96 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 265.4

Radius: 6.8

Gravity: 5.74 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 8.46 AU - 9.46 AU

Year: 18513 Days

Day: 22.8 Hours

Environment

Temp: -232 °C

Axial Tilt: 19.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 52,684,848 km

• M1: 87,216 km (0.085 R)
• M2: 249,529 km (0.115 R)
• M3: 780,153 km (0.093 R)
• M4: 1,001,109 km (0.043 R)
• M5: 2,273,588 km (0.034 R)
• M6: 2,404,187 km (0.112 R)
• M7: 3,089,196 km (0.12 R)
• M8: 3,695,217 km (0.094 R)
• M9: 3,890,741 km (0.077 R)
• M10: 5,882,338 km (0.06 R)
• M11: 6,639,004 km (0.061 R)
• M12: 13,552,071 km (0.118 R)
• M13: 14,527,300 km (0.114 R)
• M14: 19,528,955 km (0.098 R)
• M15: 21,832,164 km (0.116 R)
• M16: 22,720,326 km (0.08 R)
• M17: 27,732,603 km (0.089 R)
• M18: 28,500,489 km (0.111 R)
• M19: 29,909,401 km (0.067 R)
• M20: 31,759,179 km (0.054 R)
• M21: 33,245,733 km (0.097 R)
• M22: 35,712,303 km (0.077 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 396 - 16,070 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit