🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.62 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 330.1

Radius: 15

Gravity: 1.47 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 0.97 AU - 1.49 AU

Year: 942 Days

Day: 10.6 Hours

Environment

Temp: -184 °C

Axial Tilt: 25.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 50,179,776 km

• M1: 186,848 km (0.088 R)
• M2: 672,442 km (0.118 R)
• M3: 1,470,397 km (0.118 R)
• M4: 2,093,772 km (0.081 R)
• M5: 3,679,360 km (0.067 R)
• M6: 4,418,373 km (0.062 R)
• M7: 5,015,119 km (0.112 R)
• M8: 5,592,567 km (0.108 R)
• M9: 6,371,822 km (0.12 R)
• M10: 7,485,728 km (0.053 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 599.8

Radius: 11.5

Gravity: 4.54 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 1.22 AU - 1.52 AU

Year: 1107 Days

Day: 13.7 Hours

Environment

Temp: -181 °C

Axial Tilt: 21.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 50,179,776 km

• M1: 143,165 km (0.119 R)
• M2: 756,816 km (0.12 R)
• M3: 1,225,655 km (0.067 R)
• M4: 1,686,866 km (0.067 R)
• M5: 2,252,346 km (0.114 R)
• M6: 3,020,082 km (0.114 R)
• M7: 3,407,540 km (0.043 R)
• M8: 3,766,126 km (0.105 R)
• M9: 4,830,066 km (0.079 R)
• M10: 5,284,694 km (0.058 R)
• M11: 6,192,454 km (0.111 R)
• M12: 6,892,423 km (0.086 R)
• M13: 7,395,969 km (0.116 R)
• M14: 7,821,575 km (0.075 R)
• M15: 8,558,195 km (0.091 R)
• M16: 9,027,783 km (0.106 R)
• M17: 9,485,253 km (0.078 R)
• M18: 10,109,076 km (0.104 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 476

Radius: 8.3

Gravity: 6.91 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 1.7 AU - 1.88 AU

Year: 1653 Days

Day: 8.8 Hours

Environment

Temp: -196 °C

Axial Tilt: 24.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 50,179,776 km

• M1: 103,223 km (0.083 R)
• M2: 375,790 km (0.112 R)
• M3: 709,991 km (0.1 R)
• M4: 1,305,989 km (0.071 R)
• M5: 1,698,385 km (0.042 R)
• M6: 2,067,443 km (0.102 R)
• M7: 2,695,155 km (0.044 R)
• M8: 3,097,125 km (0.113 R)
• M9: 3,366,550 km (0.094 R)
• M10: 4,021,789 km (0.058 R)
• M11: 4,585,923 km (0.118 R)
• M12: 5,201,817 km (0.103 R)
• M13: 5,519,114 km (0.041 R)
• M14: 5,916,745 km (0.105 R)
• M15: 6,286,252 km (0.104 R)
• M16: 8,341,428 km (0.11 R)
• M17: 8,955,377 km (0.046 R)
• M18: 9,948,408 km (0.101 R)
• M19: 10,605,292 km (0.05 R)
• M20: 11,537,586 km (0.111 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 423.6

Radius: 13.7

Gravity: 2.26 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 1.48 AU - 2.42 AU

Year: 1880 Days

Day: 13.6 Hours

Environment

Temp: -194 °C

Axial Tilt: 31.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 50,179,776 km

• M1: 170,392 km (0.087 R)
• M2: 890,556 km (0.098 R)
• M3: 1,383,930 km (0.117 R)
• M4: 1,998,478 km (0.069 R)
• M5: 2,581,910 km (0.112 R)
• M6: 3,129,139 km (0.114 R)
• M7: 4,078,487 km (0.044 R)
• M8: 4,592,355 km (0.094 R)
• M9: 5,401,830 km (0.056 R)
• M10: 6,046,746 km (0.12 R)
• M11: 7,625,901 km (0.066 R)
• M12: 8,067,664 km (0.098 R)
• M13: 8,852,005 km (0.101 R)
• M14: 10,539,320 km (0.095 R)
• M15: 11,656,816 km (0.07 R)
• M16: 12,356,934 km (0.077 R)
• M17: 12,851,803 km (0.066 R)

Asteroid Belt

Center: 2.44 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 2.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 639.9

Radius: 13.3

Gravity: 3.62 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 2.91 AU - 2.95 AU

Year: 3462 Days

Day: 7.2 Hours

Environment

Temp: -207 °C

Axial Tilt: 10.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 50,179,776 km

• M1: 165,455 km (0.109 R)
• M2: 701,913 km (0.119 R)
• M3: 1,374,954 km (0.065 R)
• M4: 1,792,930 km (0.112 R)
• M5: 2,397,904 km (0.099 R)
• M6: 2,814,534 km (0.102 R)
• M7: 4,002,341 km (0.115 R)
• M8: 5,500,714 km (0.053 R)
• M9: 6,880,156 km (0.066 R)
• M10: 8,032,658 km (0.115 R)
• M11: 9,088,071 km (0.115 R)
• M12: 9,687,809 km (0.076 R)
• M13: 12,997,811 km (0.102 R)
• M14: 13,470,690 km (0.103 R)
• M15: 14,251,292 km (0.117 R)
• M16: 15,796,039 km (0.073 R)
• M17: 17,110,107 km (0.094 R)
• M18: 17,563,987 km (0.119 R)
• M19: 22,555,918 km (0.066 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 243.9

Radius: 13.4

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 3.66 AU - 3.76 AU

Year: 4933 Days

Day: 12.5 Hours

Environment

Temp: -221 °C

Axial Tilt: 11.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 50,179,776 km

• M1: 166,652 km (0.045 R)
• M2: 590,164 km (0.095 R)
• M3: 1,053,468 km (0.08 R)
• M4: 2,493,797 km (0.104 R)
• M5: 2,957,999 km (0.04 R)
• M6: 5,013,623 km (0.117 R)
• M7: 5,554,569 km (0.085 R)
• M8: 5,972,097 km (0.066 R)
• M9: 6,695,851 km (0.047 R)
• M10: 9,513,527 km (0.095 R)
• M11: 10,900,000 km (0.073 R)
• M12: 11,853,836 km (0.048 R)
• M13: 13,785,593 km (0.1 R)
• M14: 15,302,965 km (0.112 R)
• M15: 17,644,171 km (0.11 R)
• M16: 19,730,164 km (0.065 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 320.2

Radius: 10

Gravity: 3.2 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 3.99 AU - 4.67 AU

Year: 6219 Days

Day: 7.9 Hours

Environment

Temp: -230 °C

Axial Tilt: 10.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 50,179,776 km

• M1: 125,662 km (0.112 R)
• M2: 474,524 km (0.06 R)
• M3: 1,222,663 km (0.109 R)
• M4: 2,038,869 km (0.088 R)
• M5: 2,438,296 km (0.087 R)
• M6: 3,070,945 km (0.103 R)
• M7: 3,831,052 km (0.083 R)
• M8: 5,200,172 km (0.105 R)
• M9: 6,648,279 km (0.112 R)
• M10: 7,330,445 km (0.072 R)
• M11: 8,458,862 km (0.113 R)
• M12: 10,194,646 km (0.116 R)
• M13: 10,620,102 km (0.116 R)
• M14: 11,325,456 km (0.103 R)
• M15: 13,629,563 km (0.044 R)
• M16: 14,303,950 km (0.115 R)
• M17: 14,622,593 km (0.112 R)
• M18: 14,945,874 km (0.065 R)
• M19: 15,274,092 km (0.101 R)
• M20: 16,172,727 km (0.074 R)
• M21: 18,013,528 km (0.077 R)
• M22: 18,447,811 km (0.115 R)
• M23: 22,177,884 km (0.111 R)
• M24: 23,994,601 km (0.115 R)
• M25: 25,517,657 km (0.107 R)
• M26: 26,541,804 km (0.052 R)

Planet 8 - Ice Giant

Semi-Major Axis: 5.56 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 955

Radius: 5.1

Gravity: 36.72 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 4.93 AU - 6.19 AU

Year: 9049 Days

Day: 18.9 Hours

Environment

Temp: -219 °C

Axial Tilt: 157.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 50,179,776 km

• M1: 79,885 km (0.085 R)
• M2: 264,489 km (0.119 R)
• M3: 463,753 km (0.071 R)
• M4: 1,081,443 km (0.09 R)
• M5: 1,283,699 km (0.072 R)
• M6: 4,296,600 km (0.111 R)
• M7: 4,870,308 km (0.082 R)
• M8: 5,094,107 km (0.045 R)
• M9: 5,701,175 km (0.038 R)
• M10: 8,897,483 km (0.056 R)
• M11: 11,476,251 km (0.113 R)
• M12: 13,364,924 km (0.108 R)
• M13: 15,726,626 km (0.05 R)
• M14: 16,787,723 km (0.028 R)
• M15: 21,426,005 km (0.044 R)
• M16: 25,393,939 km (0.06 R)
• M17: 30,144,719 km (0.095 R)
• M18: 32,446,432 km (0.101 R)
• M19: 36,660,305 km (0.11 R)
• M20: 44,469,313 km (0.119 R)

Planet 9 - Ice Giant

Semi-Major Axis: 5.69 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 895.4

Radius: 3.4

Gravity: 77.46 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 4.56 AU - 6.82 AU

Year: 9369 Days

Day: 21.3 Hours

Environment

Temp: -219 °C

Axial Tilt: 33.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 50,179,776 km

• M1: 42,336 km (0.082 R)
• M2: 236,365 km (0.118 R)
• M3: 568,921 km (0.108 R)
• M4: 844,630 km (0.099 R)
• M5: 1,927,269 km (0.083 R)
• M6: 2,047,845 km (0.111 R)
• M7: 2,285,407 km (0.088 R)
• M8: 2,686,179 km (0.067 R)
• M9: 3,651,684 km (0.085 R)
• M10: 3,783,480 km (0.083 R)
• M11: 4,313,206 km (0.039 R)
• M12: 5,415,593 km (0.081 R)
• M13: 5,904,927 km (0.109 R)
• M14: 7,051,445 km (0.115 R)
• M15: 9,474,781 km (0.089 R)
• M16: 13,001,551 km (0.117 R)
• M17: 16,298,987 km (0.098 R)
• M18: 19,788,058 km (0.119 R)
• M19: 20,359,223 km (0.119 R)
• M20: 21,791,772 km (0.058 R)
• M21: 22,313,121 km (0.043 R)
• M22: 23,926,833 km (0.098 R)
• M23: 25,044,778 km (0.039 R)
• M24: 25,712,732 km (0.07 R)
• M25: 26,687,363 km (0.104 R)
• M26: 30,400,382 km (0.028 R)
• M27: 34,443,115 km (0.068 R)
• M28: 37,451,977 km (0.064 R)
• M29: 38,324,880 km (0.075 R)
• M30: 41,288,264 km (0.107 R)
• M31: 42,758,063 km (0.093 R)
• M32: 46,799,300 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: 305 - 11,243 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit