🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.53 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 426.8

Radius: 9.9

Gravity: 4.35 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 0.98 AU - 1.14 AU

Year: 728 Days

Day: 7.7 Hours

Environment

Temp: -183 °C

Axial Tilt: 29.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 63,199,298 km

• M1: 123,418 km (0.106 R)
• M2: 498,909 km (0.053 R)
• M3: 823,686 km (0.104 R)
• M4: 1,463,366 km (0.057 R)
• M5: 3,275,146 km (0.111 R)
• M6: 3,947,589 km (0.115 R)
• M7: 4,521,895 km (0.049 R)
• M8: 5,637,745 km (0.09 R)
• M9: 6,543,560 km (0.102 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 888.6

Radius: 14.8

Gravity: 4.06 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 1.46 AU - 1.78 AU

Year: 1375 Days

Day: 7.9 Hours

Environment

Temp: -196 °C

Axial Tilt: 8.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 63,199,298 km

• M1: 185,352 km (0.073 R)
• M2: 673,490 km (0.099 R)
• M3: 1,238,970 km (0.083 R)
• M4: 4,335,795 km (0.063 R)
• M5: 6,074,870 km (0.113 R)
• M6: 7,326,257 km (0.085 R)
• M7: 9,709,650 km (0.088 R)
• M8: 10,642,692 km (0.072 R)
• M9: 11,309,300 km (0.102 R)
• M10: 13,437,629 km (0.064 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 393.6

Radius: 11.7

Gravity: 2.88 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 1.69 AU - 2.51 AU

Year: 2029 Days

Day: 13.5 Hours

Environment

Temp: -210 °C

Axial Tilt: 10.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 63,199,298 km

• M1: 146,157 km (0.059 R)
• M2: 608,564 km (0.12 R)
• M3: 1,083,986 km (0.061 R)
• M4: 1,614,011 km (0.113 R)
• M5: 2,460,586 km (0.097 R)
• M6: 3,071,843 km (0.096 R)
• M7: 3,469,623 km (0.11 R)
• M8: 3,902,111 km (0.114 R)
• M9: 5,334,211 km (0.097 R)
• M10: 6,098,956 km (0.034 R)
• M11: 6,807,750 km (0.108 R)
• M12: 7,818,882 km (0.103 R)
• M13: 9,519,511 km (0.043 R)
• M14: 10,576,121 km (0.109 R)
• M15: 10,991,853 km (0.056 R)
• M16: 12,687,994 km (0.096 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 802.6

Radius: 12.8

Gravity: 4.9 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 2.49 AU - 3.77 AU

Year: 3693 Days

Day: 6.6 Hours

Environment

Temp: -212 °C

Axial Tilt: 8.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 63,199,298 km

• M1: 160,668 km (0.073 R)
• M2: 640,279 km (0.1 R)
• M3: 1,157,439 km (0.049 R)
• M4: 1,940,883 km (0.068 R)
• M5: 2,406,581 km (0.094 R)
• M6: 3,035,939 km (0.109 R)
• M7: 3,669,636 km (0.03 R)
• M8: 5,798,862 km (0.109 R)
• M9: 6,470,258 km (0.099 R)
• M10: 6,935,656 km (0.043 R)
• M11: 8,215,915 km (0.116 R)
• M12: 9,568,579 km (0.084 R)
• M13: 12,616,187 km (0.115 R)
• M14: 13,948,057 km (0.114 R)
• M15: 15,208,868 km (0.063 R)
• M16: 18,199,329 km (0.115 R)
• M17: 19,256,537 km (0.029 R)
• M18: 21,974,581 km (0.095 R)
• M19: 23,173,159 km (0.11 R)
• M20: 25,623,722 km (0.109 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 856.6

Radius: 8

Gravity: 13.38 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 3.62 AU - 3.74 AU

Year: 4708 Days

Day: 5.3 Hours

Environment

Temp: -210 °C

Axial Tilt: 38.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 63,199,298 km

• M1: 99,931 km (0.113 R)
• M2: 367,861 km (0.117 R)
• M3: 628,311 km (0.052 R)
• M4: 1,291,778 km (0.076 R)
• M5: 1,589,477 km (0.098 R)
• M6: 2,108,133 km (0.119 R)
• M7: 3,809,510 km (0.062 R)
• M8: 5,226,052 km (0.082 R)
• M9: 5,718,079 km (0.088 R)
• M10: 6,209,060 km (0.025 R)
• M11: 6,963,631 km (0.034 R)
• M12: 8,933,835 km (0.076 R)
• M13: 9,851,319 km (0.108 R)
• M14: 10,876,364 km (0.074 R)
• M15: 12,118,624 km (0.104 R)
• M16: 12,876,936 km (0.114 R)
• M17: 13,346,972 km (0.096 R)
• M18: 14,210,601 km (0.088 R)
• M19: 15,053,735 km (0.056 R)
• M20: 15,810,999 km (0.103 R)
• M21: 16,839,335 km (0.115 R)
• M22: 18,828,089 km (0.107 R)
• M23: 23,419,846 km (0.09 R)
• M24: 23,807,304 km (0.056 R)
• M25: 24,995,111 km (0.115 R)
• M26: 29,150,641 km (0.096 R)
• M27: 29,960,863 km (0.108 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 250.5

Radius: 11.7

Gravity: 1.83 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 4.87 AU - 5.73 AU

Year: 8137 Days

Day: 10.6 Hours

Environment

Temp: -227 °C

Axial Tilt: 29.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 63,199,298 km

• M1: 155,283 km (0.087 R)
• M2: 1,273,227 km (0.034 R)
• M3: 1,700,778 km (0.103 R)
• M4: 2,609,436 km (0.103 R)
• M5: 3,817,289 km (0.086 R)
• M6: 4,374,092 km (0.095 R)
• M7: 4,826,775 km (0.11 R)
• M8: 6,097,310 km (0.085 R)
• M9: 9,207,599 km (0.056 R)
• M10: 10,255,383 km (0.104 R)
• M11: 11,615,826 km (0.079 R)
• M12: 16,179,907 km (0.114 R)
• M13: 20,892,390 km (0.077 R)
• M14: 21,316,201 km (0.086 R)
• M15: 27,278,424 km (0.094 R)

Planet 7 - Ice Giant

Semi-Major Axis: 6.88 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 706.6

Radius: 7.8

Gravity: 11.61 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 5.7 AU - 8.06 AU

Year: 12034 Days

Day: 17.4 Hours

Environment

Temp: -237 °C

Axial Tilt: 36.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 63,199,298 km

• M1: 97,089 km (0.034 R)
• M2: 400,324 km (0.11 R)
• M3: 753,824 km (0.1 R)
• M4: 1,259,464 km (0.054 R)
• M5: 1,588,580 km (0.091 R)
• M6: 2,544,061 km (0.101 R)
• M7: 3,866,806 km (0.039 R)
• M8: 5,148,112 km (0.118 R)
• M9: 5,525,846 km (0.04 R)
• M10: 7,058,028 km (0.116 R)
• M11: 10,441,333 km (0.103 R)
• M12: 12,209,430 km (0.081 R)
• M13: 12,634,737 km (0.113 R)
• M14: 13,259,458 km (0.076 R)
• M15: 15,257,337 km (0.056 R)
• M16: 19,839,670 km (0.03 R)
• M17: 20,258,544 km (0.114 R)
• M18: 20,512,710 km (0.094 R)
• M19: 20,768,972 km (0.114 R)
• M20: 23,264,862 km (0.11 R)
• M21: 24,874,087 km (0.113 R)
• M22: 26,053,816 km (0.095 R)
• M23: 27,476,641 km (0.088 R)
• M24: 31,259,373 km (0.11 R)
• M25: 31,826,648 km (0.102 R)
• M26: 32,516,294 km (0.06 R)
• M27: 34,284,242 km (0.108 R)
• M28: 46,110,252 km (0.092 R)
• M29: 48,338,662 km (0.111 R)
• M30: 50,017,749 km (0.081 R)

Planet 8 - Ice Giant

Semi-Major Axis: 7.73 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 762.8

Radius: 3.8

Gravity: 52.83 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 6.11 AU - 9.35 AU

Year: 14332 Days

Day: 17.7 Hours

Environment

Temp: -223 °C

Axial Tilt: 47.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 63,199,298 km

• M1: 47,273 km (0.059 R)
• M2: 176,525 km (0.099 R)
• M3: 362,775 km (0.12 R)
• M4: 952,789 km (0.108 R)
• M5: 1,634,656 km (0.033 R)
• M6: 3,218,000 km (0.066 R)
• M7: 5,277,663 km (0.066 R)
• M8: 6,110,175 km (0.105 R)
• M9: 6,516,034 km (0.072 R)
• M10: 7,888,445 km (0.093 R)
• M11: 9,389,361 km (0.089 R)
• M12: 11,249,161 km (0.097 R)
• M13: 13,542,646 km (0.117 R)
• M14: 13,678,481 km (0.113 R)
• M15: 14,301,108 km (0.083 R)
• M16: 14,870,328 km (0.093 R)
• M17: 16,513,062 km (0.111 R)
• M18: 17,060,141 km (0.098 R)
• M19: 21,141,321 km (0.068 R)
• M20: 22,443,720 km (0.105 R)
• M21: 26,247,096 km (0.058 R)
• M22: 28,189,624 km (0.097 R)
• M23: 33,213,869 km (0.067 R)
• M24: 36,524,021 km (0.077 R)
• M25: 39,214,987 km (0.113 R)
• M26: 41,317,735 km (0.116 R)
• M27: 41,890,994 km (0.056 R)
• M28: 46,360,081 km (0.11 R)
• M29: 47,134,400 km (0.07 R)
• M30: 49,670,532 km (0.118 R)
• M31: 49,832,098 km (0.111 R)
• M32: 54,325,120 km (0.062 R)
• M33: 55,185,757 km (0.031 R)
• M34: 56,055,369 km (0.086 R)
• M35: 63,154,686 km (0.076 R)

Planet 9 - Ice Giant

Semi-Major Axis: 9.37 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 108.7

Radius: 4.9

Gravity: 4.53 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 8.67 AU - 10.07 AU

Year: 19127 Days

Day: 21.8 Hours

Environment

Temp: -242 °C

Axial Tilt: 0.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 63,199,298 km

• M1: 82,129 km (0.091 R)
• M2: 1,160,580 km (0.111 R)
• M3: 1,357,002 km (0.109 R)
• M4: 5,141,978 km (0.102 R)
• M5: 7,261,929 km (0.082 R)
• M6: 9,576,208 km (0.067 R)
• M7: 15,913,773 km (0.038 R)
• M8: 17,311,765 km (0.091 R)
• M9: 24,064,164 km (0.12 R)
• M10: 29,653,888 km (0.097 R)
• M11: 30,345,928 km (0.058 R)

Planet 10 - Ice Giant

Semi-Major Axis: 10.5 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 305

Radius: 4.1

Gravity: 18.14 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 9.14 AU - 11.87 AU

Year: 22689 Days

Day: 19.8 Hours

Environment

Temp: -226 °C

Axial Tilt: 41.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (42)

Outer Limit: 63,199,298 km

• M1: 51,611 km (0.068 R)
• M2: 366,814 km (0.102 R)
• M3: 512,074 km (0.107 R)
• M4: 770,279 km (0.083 R)
• M5: 1,559,408 km (0.115 R)
• M6: 2,446,374 km (0.1 R)
• M7: 3,571,051 km (0.064 R)
• M8: 3,884,010 km (0.107 R)
• M9: 5,142,128 km (0.105 R)
• M10: 5,393,602 km (0.119 R)
• M11: 7,434,865 km (0.118 R)
• M12: 7,897,272 km (0.108 R)
• M13: 8,087,410 km (0.087 R)
• M14: 9,084,779 km (0.117 R)
• M15: 11,807,311 km (0.086 R)
• M16: 12,308,314 km (0.086 R)
• M17: 12,823,529 km (0.054 R)
• M18: 13,896,595 km (0.093 R)
• M19: 15,174,011 km (0.091 R)
• M20: 16,296,444 km (0.099 R)
• M21: 18,958,688 km (0.099 R)
• M22: 21,341,632 km (0.083 R)
• M23: 21,525,787 km (0.086 R)
• M24: 21,710,840 km (0.105 R)
• M25: 22,748,151 km (0.118 R)
• M26: 26,479,122 km (0.109 R)
• M27: 27,662,292 km (0.057 R)
• M28: 28,768,119 km (0.066 R)
• M29: 31,067,439 km (0.105 R)
• M30: 36,947,084 km (0.11 R)
• M31: 38,287,032 km (0.111 R)
• M32: 42,500,605 km (0.101 R)
• M33: 43,971,003 km (0.044 R)
• M34: 45,779,940 km (0.092 R)
• M35: 47,324,688 km (0.101 R)
• M36: 51,668,412 km (0.076 R)
• M37: 54,022,035 km (0.066 R)
• M38: 55,746,151 km (0.031 R)
• M39: 56,974,648 km (0.109 R)
• M40: 58,221,098 km (0.109 R)
• M41: 62,069,503 km (0.077 R)
• M42: 62,632,739 km (0.087 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 406 - 18,939 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit