🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.87 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 264.1

Radius: 11.4

Gravity: 2.03 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 1.58 AU - 1.88 AU

Year: 1517 Days

Day: 6.2 Hours

Environment

Temp: -190 °C

Axial Tilt: 38.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 93,727,940 km

• M1: 141,819 km (0.095 R)
• M2: 499,806 km (0.095 R)
• M3: 969,394 km (0.109 R)
• M4: 1,401,732 km (0.084 R)
• M5: 2,080,308 km (0.084 R)
• M6: 3,299,979 km (0.112 R)
• M7: 4,766,487 km (0.108 R)
• M8: 5,188,353 km (0.085 R)
• M9: 7,834,590 km (0.1 R)
• M10: 8,267,526 km (0.095 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 750.2

Radius: 8.5

Gravity: 10.38 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 2.64 AU - 2.84 AU

Year: 3025 Days

Day: 10.4 Hours

Environment

Temp: -211 °C

Axial Tilt: 26.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 93,727,940 km

• M1: 106,514 km (0.115 R)
• M2: 371,751 km (0.053 R)
• M3: 778,657 km (0.058 R)
• M4: 1,156,691 km (0.054 R)
• M5: 1,430,156 km (0.118 R)
• M6: 1,758,972 km (0.085 R)
• M7: 2,206,569 km (0.072 R)
• M8: 2,586,846 km (0.09 R)
• M9: 3,239,093 km (0.088 R)
• M10: 3,712,122 km (0.113 R)
• M11: 4,633,046 km (0.109 R)
• M12: 4,987,892 km (0.114 R)
• M13: 5,645,824 km (0.118 R)
• M14: 5,913,903 km (0.088 R)
• M15: 6,275,032 km (0.097 R)
• M16: 7,164,990 km (0.117 R)
• M17: 7,902,508 km (0.066 R)
• M18: 8,204,396 km (0.102 R)
• M19: 9,304,240 km (0.088 R)
• M20: 9,755,277 km (0.084 R)
• M21: 11,071,140 km (0.093 R)
• M22: 12,055,793 km (0.105 R)
• M23: 13,857,101 km (0.059 R)
• M24: 14,595,367 km (0.051 R)
• M25: 15,463,483 km (0.105 R)
• M26: 16,582,924 km (0.114 R)
• M27: 18,158,339 km (0.11 R)
• M28: 18,744,314 km (0.042 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 659.6

Radius: 14.5

Gravity: 3.14 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 2.77 AU - 3.15 AU

Year: 3396 Days

Day: 13.4 Hours

Environment

Temp: -217 °C

Axial Tilt: 24.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 93,727,940 km

• M1: 180,265 km (0.119 R)
• M2: 1,710,203 km (0.05 R)
• M3: 2,249,503 km (0.068 R)
• M4: 4,151,939 km (0.083 R)
• M5: 5,445,811 km (0.092 R)
• M6: 6,663,089 km (0.11 R)
• M7: 7,527,765 km (0.101 R)
• M8: 8,361,923 km (0.117 R)
• M9: 9,632,457 km (0.104 R)
• M10: 10,096,659 km (0.115 R)
• M11: 10,738,734 km (0.061 R)
• M12: 11,622,857 km (0.038 R)
• M13: 12,194,171 km (0.088 R)
• M14: 13,584,534 km (0.115 R)
• M15: 15,705,233 km (0.094 R)
• M16: 17,011,971 km (0.082 R)
• M17: 22,698,485 km (0.055 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 1000

Radius: 14.8

Gravity: 4.57 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 2.44 AU - 3.96 AU

Year: 3817 Days

Day: 10.7 Hours

Environment

Temp: -204 °C

Axial Tilt: 16.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 93,727,940 km

• M1: 184,604 km (0.12 R)
• M2: 719,117 km (0.084 R)
• M3: 1,413,401 km (0.112 R)
• M4: 1,896,602 km (0.114 R)
• M5: 2,556,628 km (0.114 R)
• M6: 3,024,121 km (0.059 R)
• M7: 4,227,785 km (0.084 R)
• M8: 4,786,234 km (0.102 R)
• M9: 6,324,848 km (0.109 R)
• M10: 7,848,203 km (0.114 R)
• M11: 10,316,419 km (0.108 R)
• M12: 10,928,573 km (0.037 R)
• M13: 13,417,583 km (0.092 R)
• M14: 13,884,029 km (0.081 R)
• M15: 14,522,812 km (0.072 R)
• M16: 17,094,698 km (0.067 R)
• M17: 18,266,798 km (0.077 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 323.3

Radius: 9.6

Gravity: 3.51 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 3.1 AU - 4.68 AU

Year: 5116 Days

Day: 11 Hours

Environment

Temp: -222 °C

Axial Tilt: 2.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 93,727,940 km

• M1: 119,379 km (0.115 R)
• M2: 423,811 km (0.06 R)
• M3: 826,977 km (0.078 R)
• M4: 1,182,122 km (0.104 R)
• M5: 1,496,128 km (0.037 R)
• M6: 1,917,246 km (0.06 R)
• M7: 2,226,764 km (0.098 R)
• M8: 2,982,982 km (0.111 R)
• M9: 3,440,153 km (0.044 R)
• M10: 5,353,509 km (0.099 R)
• M11: 6,144,134 km (0.112 R)
• M12: 6,763,918 km (0.043 R)
• M13: 7,327,753 km (0.103 R)
• M14: 7,720,896 km (0.088 R)
• M15: 8,549,369 km (0.065 R)
• M16: 8,875,043 km (0.109 R)
• M17: 9,589,672 km (0.067 R)
• M18: 11,964,838 km (0.095 R)
• M19: 12,464,644 km (0.026 R)
• M20: 15,333,632 km (0.055 R)
• M21: 15,815,188 km (0.084 R)
• M22: 18,375,854 km (0.085 R)
• M23: 18,919,344 km (0.061 R)
• M24: 19,785,964 km (0.049 R)
• M25: 21,003,990 km (0.096 R)
• M26: 22,682,029 km (0.116 R)
• M27: 23,097,762 km (0.066 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 106

Radius: 13.9

Gravity: 0.55 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 3.43 AU - 4.65 AU

Year: 5415 Days

Day: 9 Hours

Environment

Temp: -222 °C

Axial Tilt: 26.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 93,727,940 km

• M1: 210,035 km (0.085 R)
• M2: 672,143 km (0.075 R)
• M3: 1,138,589 km (0.107 R)
• M4: 1,975,141 km (0.115 R)
• M5: 3,543,674 km (0.055 R)
• M6: 4,033,159 km (0.086 R)
• M7: 4,714,128 km (0.096 R)
• M8: 5,149,757 km (0.105 R)
• M9: 6,622,099 km (0.108 R)
• M10: 7,660,757 km (0.081 R)
• M11: 9,779,811 km (0.083 R)
• M12: 12,143,757 km (0.099 R)
• M13: 16,101,219 km (0.028 R)
• M14: 17,045,780 km (0.075 R)

Planet 7 - Ice Giant

Semi-Major Axis: 9.6 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 897.4

Radius: 4

Gravity: 56.09 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 7.84 AU - 11.36 AU

Year: 19835 Days

Day: 18.2 Hours

Environment

Temp: -245 °C

Axial Tilt: 36.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 93,727,940 km

• M1: 49,816 km (0.058 R)
• M2: 227,389 km (0.037 R)
• M3: 548,575 km (0.105 R)
• M4: 742,005 km (0.031 R)
• M5: 1,179,430 km (0.112 R)
• M6: 1,373,907 km (0.082 R)
• M7: 1,624,782 km (0.077 R)
• M8: 4,007,727 km (0.119 R)
• M9: 4,808,824 km (0.08 R)
• M10: 6,492,099 km (0.075 R)
• M11: 7,390,883 km (0.06 R)
• M12: 11,221,336 km (0.094 R)
• M13: 11,551,200 km (0.087 R)
• M14: 11,752,110 km (0.06 R)
• M15: 11,955,413 km (0.116 R)
• M16: 13,593,061 km (0.081 R)
• M17: 14,043,650 km (0.082 R)
• M18: 15,213,505 km (0.086 R)
• M19: 16,278,642 km (0.115 R)
• M20: 17,834,310 km (0.077 R)
• M21: 18,102,838 km (0.09 R)
• M22: 20,155,321 km (0.059 R)
• M23: 21,640,379 km (0.073 R)
• M24: 22,254,179 km (0.03 R)
• M25: 25,498,957 km (0.074 R)
• M26: 26,997,778 km (0.104 R)
• M27: 31,976,545 km (0.089 R)
• M28: 32,906,445 km (0.045 R)
• M29: 37,387,500 km (0.086 R)
• M30: 40,848,147 km (0.119 R)
• M31: 42,735,773 km (0.063 R)
• M32: 48,051,883 km (0.081 R)
• M33: 53,235,449 km (0.089 R)
• M34: 61,792,148 km (0.095 R)
• M35: 65,754,248 km (0.061 R)
• M36: 67,905,914 km (0.114 R)
• M37: 68,341,842 km (0.093 R)
• M38: 72,122,629 km (0.106 R)
• M39: 82,056,078 km (0.034 R)
• M40: 82,798,532 km (0.091 R)

Planet 8 - Ice Giant

Semi-Major Axis: 10.53 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 986.4

Radius: 6

Gravity: 27.4 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 8.76 AU - 12.3 AU

Year: 22786 Days

Day: 19.5 Hours

Environment

Temp: -236 °C

Axial Tilt: 11.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 93,727,940 km

• M1: 78,240 km (0.082 R)
• M2: 354,248 km (0.118 R)
• M3: 727,195 km (0.117 R)
• M4: 967,001 km (0.093 R)
• M5: 1,778,270 km (0.082 R)
• M6: 2,174,854 km (0.034 R)
• M7: 3,920,362 km (0.113 R)
• M8: 4,703,955 km (0.075 R)
• M9: 5,254,176 km (0.082 R)
• M10: 6,435,252 km (0.082 R)
• M11: 7,520,734 km (0.048 R)
• M12: 8,216,663 km (0.109 R)
• M13: 12,644,610 km (0.116 R)
• M14: 15,912,576 km (0.05 R)
• M15: 17,972,090 km (0.097 R)
• M16: 21,647,261 km (0.113 R)
• M17: 27,122,094 km (0.097 R)
• M18: 29,913,740 km (0.091 R)
• M19: 30,573,766 km (0.111 R)
• M20: 32,473,808 km (0.096 R)
• M21: 34,307,280 km (0.088 R)
• M22: 36,059,968 km (0.086 R)
• M23: 41,511,614 km (0.072 R)
• M24: 45,725,337 km (0.117 R)
• M25: 47,666,370 km (0.076 R)
• M26: 51,901,186 km (0.084 R)
• M27: 52,280,865 km (0.101 R)
• M28: 57,996,402 km (0.114 R)
• M29: 67,216,268 km (0.062 R)
• M30: 88,490,432 km (0.099 R)
• M31: 89,032,425 km (0.106 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 236 - 19,101 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit