🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.96 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 761.1

Radius: 8

Gravity: 11.89 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 1.86 AU - 1.98 AU

Year: 1804 Days

Day: 10 Hours

Environment

Temp: -191 °C

Axial Tilt: 2.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 64,271,397 km

• M1: 106,663 km (0.05 R)
• M2: 468,092 km (0.112 R)
• M3: 763,398 km (0.087 R)
• M4: 1,423,274 km (0.063 R)
• M5: 1,975,739 km (0.1 R)
• M6: 2,471,506 km (0.119 R)
• M7: 2,836,525 km (0.029 R)
• M8: 3,485,331 km (0.09 R)
• M9: 4,133,090 km (0.056 R)
• M10: 4,465,796 km (0.111 R)
• M11: 5,274,671 km (0.061 R)
• M12: 5,761,762 km (0.096 R)
• M13: 6,227,909 km (0.07 R)
• M14: 7,152,274 km (0.092 R)
• M15: 7,925,695 km (0.103 R)
• M16: 8,256,456 km (0.105 R)
• M17: 9,337,002 km (0.049 R)
• M18: 10,580,908 km (0.035 R)
• M19: 11,507,367 km (0.054 R)
• M20: 12,527,326 km (0.065 R)
• M21: 13,906,917 km (0.113 R)
• M22: 14,700,833 km (0.118 R)

Planet 2 - Gas Giant

Semi-Major Axis: 3.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 34.8

Radius: 8.2

Gravity: 0.52 G

Time & Orbit

Eccentricity (e): 0.112

Orbit Range: 3.54 AU - 4.44 AU

Year: 5406 Days

Day: 14.7 Hours

Environment

Temp: -223 °C

Axial Tilt: 20 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 64,271,397 km

• M1: 102,325 km (0.103 R)
• M2: 948,750 km (0.101 R)
• M3: 1,369,419 km (0.109 R)
• M4: 2,980,588 km (0.104 R)
• M5: 3,338,875 km (0.068 R)
• M6: 5,228,595 km (0.101 R)
• M7: 6,950,018 km (0.108 R)
• M8: 8,033,406 km (0.043 R)

Planet 3 - Gas Giant

Semi-Major Axis: 5.46 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 295.3

Radius: 13.3

Gravity: 1.67 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 4.47 AU - 6.45 AU

Year: 8653 Days

Day: 11.1 Hours

Environment

Temp: -223 °C

Axial Tilt: 59.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 64,271,397 km

• M1: 166,502 km (0.026 R)
• M2: 883,525 km (0.097 R)
• M3: 1,556,117 km (0.114 R)
• M4: 2,136,108 km (0.11 R)
• M5: 3,087,401 km (0.118 R)
• M6: 3,693,721 km (0.069 R)
• M7: 4,328,914 km (0.113 R)
• M8: 4,981,011 km (0.102 R)
• M9: 5,668,114 km (0.109 R)
• M10: 7,161,549 km (0.114 R)
• M11: 8,229,528 km (0.117 R)
• M12: 16,541,635 km (0.099 R)
• M13: 21,119,779 km (0.102 R)
• M14: 23,073,676 km (0.081 R)
• M15: 24,414,821 km (0.103 R)
• M16: 25,807,129 km (0.095 R)
• M17: 26,992,991 km (0.095 R)
• M18: 31,813,184 km (0.12 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.02 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 832.5

Radius: 5.7

Gravity: 25.62 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 5.09 AU - 6.95 AU

Year: 10018 Days

Day: 22.6 Hours

Environment

Temp: -230 °C

Axial Tilt: 1.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 64,271,397 km

• M1: 73,453 km (0.109 R)
• M2: 364,271 km (0.115 R)
• M3: 586,274 km (0.07 R)
• M4: 813,812 km (0.05 R)
• M5: 1,044,343 km (0.06 R)
• M6: 1,624,184 km (0.028 R)
• M7: 2,437,249 km (0.108 R)
• M8: 3,035,191 km (0.111 R)
• M9: 3,295,192 km (0.094 R)
• M10: 3,726,184 km (0.098 R)
• M11: 4,793,714 km (0.062 R)
• M12: 5,146,915 km (0.113 R)
• M13: 5,726,906 km (0.058 R)
• M14: 6,387,380 km (0.104 R)
• M15: 8,124,062 km (0.07 R)
• M16: 8,672,937 km (0.112 R)
• M17: 11,396,216 km (0.064 R)
• M18: 13,540,702 km (0.065 R)
• M19: 15,452,862 km (0.06 R)
• M20: 18,221,320 km (0.03 R)
• M21: 20,295,345 km (0.102 R)
• M22: 20,879,375 km (0.101 R)
• M23: 21,218,214 km (0.085 R)
• M24: 21,560,644 km (0.045 R)
• M25: 25,962,710 km (0.108 R)
• M26: 28,063,663 km (0.119 R)
• M27: 29,525,683 km (0.074 R)
• M28: 33,981,605 km (0.094 R)
• M29: 36,982,688 km (0.071 R)
• M30: 39,121,339 km (0.085 R)
• M31: 39,636,255 km (0.081 R)
• M32: 42,414,138 km (0.077 R)
• M33: 45,177,809 km (0.042 R)
• M34: 48,501,724 km (0.106 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.25 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 119.9

Radius: 3.8

Gravity: 8.3 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 5.89 AU - 6.61 AU

Year: 10598 Days

Day: 24.4 Hours

Environment

Temp: -234 °C

Axial Tilt: 7.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 64,271,397 km

• M1: 47,273 km (0.035 R)
• M2: 193,879 km (0.112 R)
• M3: 403,765 km (0.091 R)
• M4: 645,066 km (0.033 R)
• M5: 984,803 km (0.108 R)
• M6: 2,021,516 km (0.114 R)
• M7: 2,369,181 km (0.083 R)
• M8: 4,452,930 km (0.037 R)
• M9: 5,392,106 km (0.065 R)
• M10: 6,456,345 km (0.114 R)
• M11: 7,205,082 km (0.107 R)
• M12: 9,227,346 km (0.063 R)
• M13: 9,631,709 km (0.105 R)
• M14: 10,132,413 km (0.114 R)
• M15: 14,292,880 km (0.12 R)
• M16: 16,014,003 km (0.083 R)
• M17: 16,362,417 km (0.113 R)
• M18: 16,597,435 km (0.116 R)
• M19: 18,180,330 km (0.108 R)
• M20: 19,008,205 km (0.072 R)
• M21: 19,662,097 km (0.096 R)
• M22: 21,713,233 km (0.078 R)
• M23: 22,427,414 km (0.078 R)

Planet 6 - Ice Giant

Semi-Major Axis: 7.24 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 945.9

Radius: 7.9

Gravity: 15.16 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 6.3 AU - 8.18 AU

Year: 13213 Days

Day: 17.2 Hours

Environment

Temp: -237 °C

Axial Tilt: 10.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 64,271,397 km

• M1: 100,829 km (0.107 R)
• M2: 376,089 km (0.114 R)
• M3: 1,088,923 km (0.065 R)
• M4: 2,446,673 km (0.102 R)
• M5: 3,193,167 km (0.111 R)
• M6: 3,675,470 km (0.101 R)
• M7: 3,934,274 km (0.084 R)
• M8: 4,955,280 km (0.072 R)
• M9: 5,344,234 km (0.074 R)
• M10: 6,263,513 km (0.115 R)
• M11: 6,889,281 km (0.118 R)
• M12: 7,284,369 km (0.11 R)
• M13: 7,740,942 km (0.109 R)
• M14: 10,372,518 km (0.095 R)
• M15: 11,858,025 km (0.097 R)
• M16: 12,234,563 km (0.101 R)
• M17: 13,752,831 km (0.067 R)
• M18: 15,392,574 km (0.105 R)
• M19: 15,916,465 km (0.114 R)
• M20: 17,398,382 km (0.095 R)
• M21: 23,951,068 km (0.077 R)
• M22: 24,858,080 km (0.103 R)
• M23: 25,892,399 km (0.084 R)
• M24: 29,739,159 km (0.094 R)
• M25: 30,085,628 km (0.048 R)
• M26: 34,328,971 km (0.117 R)
• M27: 35,481,324 km (0.098 R)
• M28: 41,344,663 km (0.11 R)
• M29: 44,580,165 km (0.105 R)
• M30: 45,338,327 km (0.029 R)
• M31: 45,797,294 km (0.101 R)
• M32: 47,507,048 km (0.044 R)
• M33: 50,232,272 km (0.062 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 397 - 16,630 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit