🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.79 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 207.6

Radius: 10.3

Gravity: 1.96 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 1.43 AU - 1.73 AU

Year: 1324 Days

Day: 9.1 Hours

Environment

Temp: -189 °C

Axial Tilt: 31.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 92,304,637 km

• M1: 128,056 km (0.115 R)
• M2: 481,256 km (0.089 R)
• M3: 1,208,003 km (0.049 R)
• M4: 1,669,662 km (0.106 R)
• M5: 2,062,955 km (0.078 R)
• M6: 2,507,111 km (0.079 R)
• M7: 3,088,747 km (0.107 R)
• M8: 3,874,136 km (0.12 R)
• M9: 4,220,306 km (0.081 R)
• M10: 4,554,657 km (0.07 R)
• M11: 5,222,611 km (0.09 R)
• M12: 5,684,420 km (0.099 R)
• M13: 6,073,225 km (0.115 R)
• M14: 6,479,832 km (0.058 R)
• M15: 6,904,540 km (0.078 R)
• M16: 7,762,933 km (0.093 R)
• M17: 8,193,625 km (0.08 R)

Planet 2 - Ice Giant

Semi-Major Axis: 7.81 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 419.6

Radius: 6.1

Gravity: 11.28 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 7.13 AU - 8.49 AU

Year: 14555 Days

Day: 19.8 Hours

Environment

Temp: -234 °C

Axial Tilt: 15.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 92,304,637 km

• M1: 76,295 km (0.092 R)
• M2: 281,842 km (0.101 R)
• M3: 481,107 km (0.097 R)
• M4: 1,297,163 km (0.079 R)
• M5: 2,091,827 km (0.053 R)
• M6: 2,333,428 km (0.103 R)
• M7: 2,828,896 km (0.042 R)
• M8: 3,293,248 km (0.059 R)
• M9: 3,569,704 km (0.07 R)
• M10: 4,083,573 km (0.063 R)
• M11: 4,769,928 km (0.071 R)
• M12: 5,530,783 km (0.105 R)
• M13: 6,293,433 km (0.047 R)
• M14: 10,261,965 km (0.037 R)
• M15: 13,254,521 km (0.075 R)
• M16: 15,153,217 km (0.057 R)
• M17: 16,855,940 km (0.094 R)
• M18: 17,905,968 km (0.085 R)
• M19: 18,368,973 km (0.119 R)
• M20: 20,720,651 km (0.088 R)
• M21: 21,231,079 km (0.108 R)
• M22: 21,837,100 km (0.118 R)
• M23: 22,277,068 km (0.109 R)
• M24: 23,083,699 km (0.118 R)
• M25: 23,724,427 km (0.066 R)
• M26: 27,006,455 km (0.108 R)
• M27: 28,337,277 km (0.102 R)
• M28: 29,390,446 km (0.038 R)
• M29: 30,360,289 km (0.105 R)
• M30: 32,820,726 km (0.119 R)
• M31: 36,140,302 km (0.114 R)
• M32: 46,698,920 km (0.061 R)

Planet 3 - Ice Giant

Semi-Major Axis: 8.86 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 652.4

Radius: 4.3

Gravity: 35.28 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 7.47 AU - 10.25 AU

Year: 17587 Days

Day: 16.8 Hours

Environment

Temp: -229 °C

Axial Tilt: 37.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 92,304,637 km

• M1: 53,406 km (0.045 R)
• M2: 299,345 km (0.056 R)
• M3: 447,298 km (0.103 R)
• M4: 764,744 km (0.077 R)
• M5: 1,450,351 km (0.103 R)
• M6: 1,762,861 km (0.086 R)
• M7: 2,261,321 km (0.099 R)
• M8: 2,872,878 km (0.031 R)
• M9: 3,125,100 km (0.042 R)
• M10: 3,447,333 km (0.11 R)
• M11: 4,032,859 km (0.066 R)
• M12: 5,324,039 km (0.113 R)
• M13: 5,982,120 km (0.068 R)
• M14: 6,226,862 km (0.041 R)
• M15: 9,268,635 km (0.093 R)
• M16: 11,414,168 km (0.12 R)
• M17: 13,798,908 km (0.086 R)
• M18: 14,588,934 km (0.107 R)
• M19: 15,408,730 km (0.107 R)
• M20: 16,896,182 km (0.042 R)
• M21: 17,633,101 km (0.112 R)
• M22: 17,967,452 km (0.116 R)
• M23: 20,518,844 km (0.084 R)
• M24: 20,703,149 km (0.059 R)
• M25: 24,111,287 km (0.031 R)
• M26: 25,573,307 km (0.114 R)
• M27: 27,538,275 km (0.101 R)
• M28: 30,192,590 km (0.048 R)
• M29: 32,012,598 km (0.092 R)
• M30: 33,012,510 km (0.067 R)
• M31: 36,271,500 km (0.111 R)
• M32: 40,892,728 km (0.116 R)
• M33: 42,966,453 km (0.111 R)
• M34: 43,419,735 km (0.091 R)
• M35: 44,335,872 km (0.107 R)
• M36: 44,953,711 km (0.089 R)
• M37: 59,478,468 km (0.082 R)
• M38: 64,871,621 km (0.093 R)

Planet 4 - Ice Giant

Semi-Major Axis: 10.6 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 923.6

Radius: 4.9

Gravity: 38.47 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 10.19 AU - 11.01 AU

Year: 23014 Days

Day: 20.9 Hours

Environment

Temp: -233 °C

Axial Tilt: 2.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 92,304,637 km

• M1: 60,886 km (0.107 R)
• M2: 241,152 km (0.062 R)
• M3: 798,853 km (0.109 R)
• M4: 977,622 km (0.113 R)
• M5: 1,227,750 km (0.067 R)
• M6: 1,417,440 km (0.081 R)
• M7: 2,064,301 km (0.115 R)
• M8: 3,227,424 km (0.113 R)
• M9: 3,750,867 km (0.092 R)
• M10: 5,660,035 km (0.08 R)
• M11: 6,325,896 km (0.082 R)
• M12: 7,865,108 km (0.074 R)
• M13: 8,922,915 km (0.103 R)
• M14: 9,157,185 km (0.092 R)
• M15: 10,649,723 km (0.107 R)
• M16: 12,734,070 km (0.083 R)
• M17: 13,332,761 km (0.09 R)
• M18: 13,950,001 km (0.098 R)
• M19: 15,324,357 km (0.113 R)
• M20: 16,347,307 km (0.027 R)
• M21: 16,875,537 km (0.117 R)
• M22: 19,005,811 km (0.088 R)
• M23: 19,393,868 km (0.104 R)
• M24: 20,793,206 km (0.101 R)
• M25: 22,258,667 km (0.108 R)
• M26: 24,242,036 km (0.113 R)
• M27: 28,304,366 km (0.053 R)
• M28: 35,945,376 km (0.087 R)
• M29: 40,394,118 km (0.063 R)
• M30: 42,009,326 km (0.109 R)
• M31: 42,833,012 km (0.081 R)
• M32: 42,998,916 km (0.106 R)
• M33: 46,936,332 km (0.079 R)
• M34: 48,180,837 km (0.078 R)
• M35: 67,531,022 km (0.057 R)
• M36: 68,660,486 km (0.049 R)
• M37: 71,656,034 km (0.082 R)
• M38: 76,921,879 km (0.095 R)
• M39: 77,413,009 km (0.051 R)
• M40: 87,145,996 km (0.104 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 344 - 14,332 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit