🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.54 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 351.8

Radius: 9

Gravity: 4.34 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 1.02 AU - 1.14 AU

Year: 761 Days

Day: 13.7 Hours

Environment

Temp: -185 °C

Axial Tilt: 8.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 88,240,946 km

• M1: 112,498 km (0.086 R)
• M2: 400,324 km (0.062 R)
• M3: 949,647 km (0.102 R)
• M4: 1,259,016 km (0.048 R)
• M5: 1,628,971 km (0.086 R)
• M6: 1,957,488 km (0.089 R)
• M7: 4,306,923 km (0.112 R)
• M8: 4,797,604 km (0.113 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 629.1

Radius: 12.7

Gravity: 3.9 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 0.96 AU - 1.26 AU

Year: 793 Days

Day: 7.6 Hours

Environment

Temp: -187 °C

Axial Tilt: 7.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 88,240,946 km

• M1: 157,975 km (0.108 R)
• M2: 561,740 km (0.03 R)
• M3: 958,474 km (0.064 R)
• M4: 1,365,829 km (0.115 R)
• M5: 1,779,915 km (0.06 R)
• M6: 2,209,411 km (0.118 R)
• M7: 2,652,221 km (0.053 R)
• M8: 3,375,526 km (0.092 R)
• M9: 4,226,738 km (0.106 R)
• M10: 4,695,129 km (0.101 R)
• M11: 5,091,115 km (0.089 R)
• M12: 6,457,841 km (0.068 R)
• M13: 7,397,016 km (0.025 R)
• M14: 7,935,569 km (0.083 R)
• M15: 8,450,185 km (0.093 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 771

Radius: 14.3

Gravity: 3.77 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 1.52 AU - 2.3 AU

Year: 1790 Days

Day: 10.7 Hours

Environment

Temp: -193 °C

Axial Tilt: 32.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 88,240,946 km

• M1: 213,027 km (0.053 R)
• M2: 809,773 km (0.085 R)
• M3: 1,614,460 km (0.092 R)
• M4: 2,243,070 km (0.078 R)
• M5: 2,811,991 km (0.093 R)
• M6: 3,329,301 km (0.101 R)
• M7: 4,244,840 km (0.116 R)
• M8: 4,845,924 km (0.111 R)
• M9: 5,665,421 km (0.041 R)
• M10: 6,811,191 km (0.113 R)
• M11: 7,928,538 km (0.085 R)
• M12: 8,875,941 km (0.05 R)
• M13: 9,693,942 km (0.073 R)
• M14: 11,940,453 km (0.071 R)
• M15: 13,226,995 km (0.049 R)
• M16: 15,558,328 km (0.079 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 164.9

Radius: 11.6

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 2.16 AU - 3.1 AU

Year: 2893 Days

Day: 8.6 Hours

Environment

Temp: -210 °C

Axial Tilt: 7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 88,240,946 km

• M1: 144,512 km (0.097 R)
• M2: 633,547 km (0.102 R)
• M3: 1,184,067 km (0.05 R)
• M4: 1,552,975 km (0.03 R)
• M5: 1,936,993 km (0.118 R)
• M6: 2,820,369 km (0.097 R)
• M7: 3,802,179 km (0.075 R)
• M8: 4,455,623 km (0.091 R)
• M9: 5,120,735 km (0.067 R)
• M10: 5,585,685 km (0.045 R)
• M11: 6,455,447 km (0.038 R)
• M12: 7,626,499 km (0.087 R)
• M13: 8,262,739 km (0.105 R)
• M14: 9,896,049 km (0.052 R)
• M15: 10,552,484 km (0.073 R)
• M16: 12,508,327 km (0.112 R)
• M17: 12,888,305 km (0.095 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 915

Radius: 13.8

Gravity: 4.8 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 2.47 AU - 3.95 AU

Year: 3901 Days

Day: 5.3 Hours

Environment

Temp: -204 °C

Axial Tilt: 14.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 88,240,946 km

• M1: 171,589 km (0.107 R)
• M2: 647,160 km (0.104 R)
• M3: 1,243,607 km (0.075 R)
• M4: 1,733,091 km (0.087 R)
• M5: 2,246,810 km (0.099 R)
• M6: 2,758,286 km (0.106 R)
• M7: 4,582,332 km (0.081 R)
• M8: 5,170,252 km (0.062 R)
• M9: 5,924,375 km (0.119 R)
• M10: 9,096,149 km (0.099 R)
• M11: 9,820,502 km (0.093 R)
• M12: 12,322,526 km (0.094 R)
• M13: 13,210,090 km (0.09 R)
• M14: 15,279,328 km (0.034 R)
• M15: 16,072,197 km (0.056 R)
• M16: 24,491,864 km (0.064 R)
• M17: 26,535,072 km (0.039 R)
• M18: 27,022,163 km (0.106 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 696.8

Radius: 11.2

Gravity: 5.55 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 4.17 AU - 6.51 AU

Year: 8370 Days

Day: 12.3 Hours

Environment

Temp: -227 °C

Axial Tilt: 23 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 88,240,946 km

• M1: 139,575 km (0.096 R)
• M2: 658,530 km (0.1 R)
• M3: 1,302,997 km (0.055 R)
• M4: 2,480,931 km (0.108 R)
• M5: 2,829,644 km (0.081 R)
• M6: 3,369,094 km (0.117 R)
• M7: 4,977,570 km (0.052 R)
• M8: 5,473,487 km (0.103 R)
• M9: 7,876,926 km (0.079 R)
• M10: 12,407,797 km (0.051 R)
• M11: 12,859,283 km (0.061 R)
• M12: 18,945,972 km (0.12 R)
• M13: 21,099,284 km (0.114 R)
• M14: 24,363,509 km (0.07 R)
• M15: 26,998,975 km (0.074 R)
• M16: 27,471,854 km (0.09 R)
• M17: 33,152,534 km (0.061 R)
• M18: 36,726,576 km (0.057 R)
• M19: 38,249,184 km (0.091 R)
• M20: 41,545,423 km (0.045 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 762.6

Radius: 13

Gravity: 4.51 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 5.32 AU - 5.94 AU

Year: 9061 Days

Day: 7.7 Hours

Environment

Temp: -231 °C

Axial Tilt: 46.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 88,240,946 km

• M1: 161,715 km (0.049 R)
• M2: 635,342 km (0.083 R)
• M3: 1,094,458 km (0.088 R)
• M4: 2,606,145 km (0.109 R)
• M5: 7,062,815 km (0.06 R)
• M6: 10,024,853 km (0.089 R)
• M7: 10,839,263 km (0.11 R)
• M8: 13,793,672 km (0.088 R)
• M9: 20,111,190 km (0.103 R)
• M10: 20,590,651 km (0.073 R)
• M11: 21,159,572 km (0.097 R)
• M12: 31,322,204 km (0.107 R)
• M13: 36,493,353 km (0.111 R)
• M14: 37,207,234 km (0.066 R)
• M15: 38,051,864 km (0.116 R)
• M16: 39,654,506 km (0.064 R)
• M17: 44,057,919 km (0.074 R)

Planet 8 - Ice Giant

Semi-Major Axis: 7.09 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 587.4

Radius: 5.5

Gravity: 19.42 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 5.56 AU - 8.62 AU

Year: 12804 Days

Day: 19.3 Hours

Environment

Temp: -226 °C

Axial Tilt: 20.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 88,240,946 km

• M1: 72,106 km (0.109 R)
• M2: 594,053 km (0.095 R)
• M3: 847,472 km (0.104 R)
• M4: 1,220,569 km (0.114 R)
• M5: 1,605,036 km (0.09 R)
• M6: 2,139,250 km (0.085 R)
• M7: 2,941,992 km (0.079 R)
• M8: 4,922,817 km (0.111 R)
• M9: 5,120,137 km (0.079 R)
• M10: 6,893,470 km (0.112 R)
• M11: 7,224,231 km (0.071 R)
• M12: 8,234,764 km (0.085 R)
• M13: 8,419,518 km (0.08 R)
• M14: 9,486,599 km (0.081 R)
• M15: 9,896,049 km (0.107 R)
• M16: 10,860,207 km (0.085 R)
• M17: 11,082,659 km (0.082 R)
• M18: 12,726,440 km (0.102 R)
• M19: 15,277,234 km (0.043 R)
• M20: 17,080,337 km (0.066 R)
• M21: 21,189,342 km (0.113 R)
• M22: 23,424,932 km (0.107 R)
• M23: 24,172,323 km (0.115 R)
• M24: 24,456,709 km (0.096 R)
• M25: 24,743,189 km (0.096 R)
• M26: 25,911,847 km (0.083 R)
• M27: 27,629,680 km (0.057 R)
• M28: 28,887,050 km (0.097 R)
• M29: 30,291,624 km (0.117 R)
• M30: 31,515,335 km (0.074 R)
• M31: 32,425,638 km (0.115 R)
• M32: 40,748,814 km (0.08 R)
• M33: 42,375,841 km (0.11 R)
• M34: 48,111,722 km (0.117 R)
• M35: 49,622,362 km (0.035 R)
• M36: 50,853,403 km (0.111 R)
• M37: 51,164,417 km (0.079 R)
• M38: 52,579,313 km (0.101 R)
• M39: 53,536,889 km (0.12 R)

Planet 9 - Ice Giant

Semi-Major Axis: 8.9 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 296.3

Radius: 3.6

Gravity: 22.86 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 6.84 AU - 10.96 AU

Year: 18008 Days

Day: 20.8 Hours

Environment

Temp: -226 °C

Axial Tilt: 35.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 88,240,946 km

• M1: 46,824 km (0.093 R)
• M2: 731,683 km (0.1 R)
• M3: 976,276 km (0.092 R)
• M4: 1,147,565 km (0.09 R)
• M5: 2,630,379 km (0.073 R)
• M6: 4,611,654 km (0.115 R)
• M7: 4,801,044 km (0.097 R)
• M8: 8,208,585 km (0.098 R)
• M9: 13,386,765 km (0.112 R)
• M10: 13,707,503 km (0.067 R)
• M11: 14,364,238 km (0.082 R)
• M12: 15,811,149 km (0.106 R)
• M13: 16,976,815 km (0.112 R)
• M14: 17,276,908 km (0.044 R)
• M15: 18,355,210 km (0.107 R)
• M16: 19,233,349 km (0.096 R)
• M17: 26,780,263 km (0.054 R)
• M18: 29,605,119 km (0.074 R)
• M19: 32,507,169 km (0.076 R)
• M20: 34,026,784 km (0.078 R)
• M21: 36,208,070 km (0.07 R)

Planet 10 - Ice Giant

Semi-Major Axis: 10.31 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 847.7

Radius: 7.6

Gravity: 14.68 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 9.55 AU - 11.07 AU

Year: 22453 Days

Day: 22.2 Hours

Environment

Temp: -232 °C

Axial Tilt: 49.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 88,240,946 km

• M1: 94,546 km (0.102 R)
• M2: 368,908 km (0.073 R)
• M3: 738,116 km (0.117 R)
• M4: 1,907,822 km (0.082 R)
• M5: 2,570,989 km (0.027 R)
• M6: 2,955,904 km (0.081 R)
• M7: 3,378,818 km (0.035 R)
• M8: 4,004,885 km (0.072 R)
• M9: 4,742,851 km (0.113 R)
• M10: 5,203,463 km (0.118 R)
• M11: 7,914,625 km (0.085 R)
• M12: 8,342,924 km (0.068 R)
• M13: 8,957,173 km (0.095 R)
• M14: 9,965,163 km (0.102 R)
• M15: 10,212,897 km (0.095 R)
• M16: 13,744,304 km (0.082 R)
• M17: 20,299,533 km (0.119 R)
• M18: 25,092,200 km (0.117 R)
• M19: 26,133,701 km (0.05 R)
• M20: 28,426,438 km (0.109 R)
• M21: 29,941,715 km (0.119 R)
• M22: 33,132,338 km (0.074 R)
• M23: 40,179,744 km (0.105 R)
• M24: 43,554,074 km (0.105 R)
• M25: 46,248,631 km (0.086 R)
• M26: 48,873,624 km (0.109 R)
• M27: 49,231,014 km (0.025 R)
• M28: 50,677,924 km (0.031 R)
• M29: 53,089,143 km (0.079 R)
• M30: 56,552,633 km (0.089 R)
• M31: 58,540,489 km (0.096 R)
• M32: 63,712,836 km (0.096 R)
• M33: 81,042,103 km (0.088 R)
• M34: 82,297,678 km (0.063 R)
• M35: 84,333,556 km (0.117 R)
• M36: 85,882,342 km (0.09 R)
• M37: 86,142,343 km (0.192 R)
• M38: 87,713,121 km (0.101 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 477 - 15,705 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit