🌌 Stone's Star System Generator

Asteroid Belt

Center: 1.68 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 3.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 747.8

Radius: 11.9

Gravity: 5.28 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 2.83 AU - 3.87 AU

Year: 4159 Days

Day: 12.2 Hours

Environment

Temp: -224 °C

Axial Tilt: 18.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 89,023,996 km

• M1: 148,251 km (0.097 R)
• M2: 575,353 km (0.113 R)
• M3: 1,392,457 km (0.086 R)
• M4: 2,337,766 km (0.11 R)
• M5: 2,933,614 km (0.115 R)
• M6: 3,818,934 km (0.033 R)
• M7: 4,359,731 km (0.091 R)
• M8: 5,054,762 km (0.113 R)
• M9: 6,114,963 km (0.079 R)
• M10: 6,603,400 km (0.119 R)
• M11: 9,369,165 km (0.033 R)
• M12: 13,027,431 km (0.07 R)
• M13: 14,203,869 km (0.056 R)
• M14: 15,008,406 km (0.061 R)
• M15: 16,300,782 km (0.094 R)
• M16: 17,362,778 km (0.115 R)
• M17: 18,722,922 km (0.093 R)
• M18: 19,559,323 km (0.032 R)
• M19: 20,420,409 km (0.057 R)
• M20: 20,826,268 km (0.114 R)
• M21: 24,573,245 km (0.089 R)
• M22: 25,032,660 km (0.071 R)

Planet 2 - Gas Giant

Semi-Major Axis: 3.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 36.3

Radius: 9.8

Gravity: 0.38 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 3.43 AU - 4.33 AU

Year: 5184 Days

Day: 5.8 Hours

Environment

Temp: -211 °C

Axial Tilt: 36.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 89,023,996 km

• M1: 123,269 km (0.067 R)
• M2: 819,647 km (0.041 R)
• M3: 1,292,675 km (0.083 R)
• M4: 1,794,875 km (0.106 R)
• M5: 2,307,398 km (0.093 R)
• M6: 3,833,146 km (0.073 R)
• M7: 6,163,731 km (0.078 R)
• M8: 8,063,475 km (0.086 R)
• M9: 8,391,244 km (0.12 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 939.1

Radius: 10.2

Gravity: 9.03 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 4.05 AU - 5.69 AU

Year: 7289 Days

Day: 9 Hours

Environment

Temp: -213 °C

Axial Tilt: 12 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 89,023,996 km

• M1: 126,859 km (0.052 R)
• M2: 460,612 km (0.027 R)
• M3: 865,274 km (0.097 R)
• M4: 1,287,888 km (0.06 R)
• M5: 1,700,479 km (0.105 R)
• M6: 3,069,000 km (0.08 R)
• M7: 3,404,698 km (0.069 R)
• M8: 3,789,912 km (0.119 R)
• M9: 4,339,834 km (0.094 R)
• M10: 4,706,349 km (0.114 R)
• M11: 5,632,061 km (0.052 R)
• M12: 7,678,560 km (0.092 R)
• M13: 10,080,653 km (0.053 R)
• M14: 11,399,507 km (0.107 R)
• M15: 11,881,811 km (0.086 R)
• M16: 12,266,277 km (0.056 R)
• M17: 12,602,424 km (0.083 R)
• M18: 14,069,829 km (0.096 R)
• M19: 14,813,331 km (0.066 R)
• M20: 18,195,739 km (0.079 R)
• M21: 19,758,438 km (0.098 R)
• M22: 32,531,553 km (0.106 R)
• M23: 36,647,140 km (0.101 R)
• M24: 38,889,762 km (0.086 R)
• M25: 39,860,801 km (0.113 R)
• M26: 40,475,798 km (0.103 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 157.1

Radius: 10.1

Gravity: 1.54 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 3.96 AU - 5.88 AU

Year: 7402 Days

Day: 8.8 Hours

Environment

Temp: -218 °C

Axial Tilt: 37.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 89,023,996 km

• M1: 249,230 km (0.11 R)
• M2: 2,850,139 km (0.109 R)
• M3: 3,844,516 km (0.119 R)
• M4: 4,956,028 km (0.115 R)
• M5: 7,971,173 km (0.114 R)
• M6: 8,637,332 km (0.05 R)
• M7: 11,156,560 km (0.052 R)
• M8: 11,634,226 km (0.117 R)
• M9: 14,637,553 km (0.115 R)
• M10: 18,844,096 km (0.112 R)
• M11: 23,158,498 km (0.104 R)

Planet 5 - Ice Giant

Semi-Major Axis: 5.99 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 130.1

Radius: 5.3

Gravity: 4.63 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 4.64 AU - 7.34 AU

Year: 9943 Days

Day: 21.1 Hours

Environment

Temp: -226 °C

Axial Tilt: 47.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 89,023,996 km

• M1: 65,973 km (0.082 R)
• M2: 247,884 km (0.111 R)
• M3: 425,905 km (0.115 R)
• M4: 635,342 km (0.068 R)
• M5: 873,801 km (0.086 R)
• M6: 1,464,264 km (0.095 R)
• M7: 2,258,180 km (0.108 R)
• M8: 2,854,776 km (0.091 R)
• M9: 3,209,174 km (0.096 R)
• M10: 3,938,314 km (0.033 R)
• M11: 4,306,175 km (0.089 R)
• M12: 4,646,510 km (0.083 R)
• M13: 5,271,530 km (0.106 R)
• M14: 5,547,987 km (0.067 R)
• M15: 6,687,174 km (0.087 R)
• M16: 6,880,305 km (0.089 R)
• M17: 7,655,521 km (0.093 R)
• M18: 9,701,721 km (0.087 R)
• M19: 10,414,705 km (0.103 R)
• M20: 11,757,046 km (0.085 R)
• M21: 17,240,855 km (0.093 R)
• M22: 25,996,220 km (0.09 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.79 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 121.8

Radius: 5.7

Gravity: 3.75 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 5.1 AU - 8.48 AU

Year: 12000 Days

Day: 23.3 Hours

Environment

Temp: -239 °C

Axial Tilt: 48.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 89,023,996 km

• M1: 82,728 km (0.043 R)
• M2: 398,678 km (0.091 R)
• M3: 668,553 km (0.113 R)
• M4: 958,174 km (0.083 R)
• M5: 1,803,851 km (0.098 R)
• M6: 2,194,601 km (0.072 R)
• M7: 2,553,336 km (0.068 R)
• M8: 4,170,639 km (0.095 R)
• M9: 4,643,219 km (0.106 R)
• M10: 9,286,288 km (0.072 R)
• M11: 9,493,481 km (0.09 R)
• M12: 10,939,643 km (0.097 R)
• M13: 15,099,960 km (0.106 R)
• M14: 16,089,999 km (0.104 R)
• M15: 17,309,222 km (0.091 R)
• M16: 20,624,460 km (0.103 R)

Planet 7 - Ice Giant

Semi-Major Axis: 6.81 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 115.1

Radius: 4.9

Gravity: 4.79 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 6.59 AU - 7.03 AU

Year: 12053 Days

Day: 22.9 Hours

Environment

Temp: -222 °C

Axial Tilt: 31.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 89,023,996 km

• M1: 60,886 km (0.075 R)
• M2: 229,483 km (0.108 R)
• M3: 410,646 km (0.083 R)
• M4: 710,291 km (0.07 R)
• M5: 917,484 km (0.032 R)
• M6: 1,444,218 km (0.105 R)
• M7: 1,945,820 km (0.097 R)
• M8: 5,007,938 km (0.092 R)
• M9: 5,227,249 km (0.091 R)
• M10: 5,714,938 km (0.114 R)
• M11: 6,015,630 km (0.065 R)
• M12: 6,615,966 km (0.095 R)
• M13: 7,465,532 km (0.104 R)
• M14: 8,616,987 km (0.091 R)
• M15: 8,852,903 km (0.105 R)
• M16: 10,097,258 km (0.096 R)
• M17: 10,359,353 km (0.114 R)
• M18: 12,077,634 km (0.083 R)
• M19: 13,923,373 km (0.07 R)
• M20: 15,540,676 km (0.058 R)
• M21: 15,773,151 km (0.062 R)
• M22: 18,421,033 km (0.085 R)
• M23: 23,265,012 km (0.119 R)
• M24: 23,953,461 km (0.113 R)
• M25: 25,531,869 km (0.057 R)
• M26: 28,545,069 km (0.102 R)
• M27: 29,333,898 km (0.096 R)

Planet 8 - Ice Giant

Semi-Major Axis: 7.13 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 471.7

Radius: 8

Gravity: 7.37 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 5.62 AU - 8.64 AU

Year: 12913 Days

Day: 17.1 Hours

Environment

Temp: -228 °C

Axial Tilt: 5.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 89,023,996 km

• M1: 99,483 km (0.069 R)
• M2: 396,584 km (0.087 R)
• M3: 800,648 km (0.066 R)
• M4: 1,725,611 km (0.108 R)
• M5: 2,247,259 km (0.093 R)
• M6: 2,535,385 km (0.095 R)
• M7: 3,628,347 km (0.118 R)
• M8: 6,436,598 km (0.101 R)
• M9: 10,025,750 km (0.063 R)
• M10: 10,704,775 km (0.088 R)
• M11: 12,388,050 km (0.114 R)
• M12: 15,301,020 km (0.113 R)
• M13: 16,130,091 km (0.109 R)
• M14: 16,627,205 km (0.11 R)
• M15: 17,727,198 km (0.1 R)
• M16: 18,028,488 km (0.092 R)
• M17: 18,333,219 km (0.119 R)
• M18: 19,110,081 km (0.117 R)
• M19: 34,236,669 km (0.114 R)
• M20: 35,532,935 km (0.1 R)
• M21: 36,253,548 km (0.07 R)
• M22: 36,739,442 km (0.111 R)
• M23: 38,979,520 km (0.095 R)
• M24: 40,262,621 km (0.093 R)
• M25: 40,783,671 km (0.098 R)
• M26: 41,573,697 km (0.102 R)
• M27: 48,411,068 km (0.106 R)

Planet 9 - Ice Giant

Semi-Major Axis: 10.73 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 772.2

Radius: 5.5

Gravity: 25.53 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 9.34 AU - 12.12 AU

Year: 23839 Days

Day: 16.1 Hours

Environment

Temp: -238 °C

Axial Tilt: 26.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 89,023,996 km

• M1: 68,366 km (0.043 R)
• M2: 297,101 km (0.078 R)
• M3: 553,363 km (0.109 R)
• M4: 904,020 km (0.039 R)
• M5: 1,108,969 km (0.079 R)
• M6: 1,360,593 km (0.099 R)
• M7: 1,761,665 km (0.084 R)
• M8: 1,979,629 km (0.056 R)
• M9: 2,822,313 km (0.052 R)
• M10: 3,503,433 km (0.073 R)
• M11: 4,501,550 km (0.106 R)
• M12: 5,345,132 km (0.112 R)
• M13: 6,021,613 km (0.119 R)
• M14: 7,091,837 km (0.074 R)
• M15: 8,228,631 km (0.102 R)
• M16: 9,906,221 km (0.111 R)
• M17: 18,245,256 km (0.044 R)
• M18: 20,558,936 km (0.107 R)
• M19: 21,681,967 km (0.079 R)
• M20: 22,205,710 km (0.09 R)
• M21: 25,759,257 km (0.107 R)
• M22: 31,504,713 km (0.041 R)
• M23: 32,311,943 km (0.037 R)
• M24: 33,132,787 km (0.094 R)
• M25: 33,827,370 km (0.085 R)
• M26: 35,969,462 km (0.092 R)
• M27: 43,927,021 km (0.117 R)
• M28: 44,596,621 km (0.043 R)
• M29: 49,656,021 km (0.078 R)
• M30: 59,050,768 km (0.114 R)
• M31: 66,222,639 km (0.119 R)
• M32: 69,111,374 km (0.109 R)
• M33: 79,016,847 km (0.119 R)
• M34: 85,599,602 km (0.072 R)
• M35: 89,024,047 km (0.088 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 529 - 10,569 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit