🌌 Stone's Star System Generator

Asteroid Belt

Center: 1.77 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 3.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 268.9

Radius: 8.4

Gravity: 3.81 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 2.67 AU - 4.39 AU

Year: 4498 Days

Day: 10.2 Hours

Environment

Temp: -223 °C

Axial Tilt: 36.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 63,712,205 km

• M1: 104,419 km (0.082 R)
• M2: 406,009 km (0.066 R)
• M3: 1,768,696 km (0.047 R)
• M4: 2,086,890 km (0.045 R)
• M5: 3,122,108 km (0.116 R)
• M6: 4,379,328 km (0.094 R)
• M7: 4,666,706 km (0.062 R)
• M8: 5,631,013 km (0.115 R)
• M9: 5,971,498 km (0.118 R)
• M10: 8,244,488 km (0.112 R)
• M11: 8,649,749 km (0.067 R)
• M12: 9,068,174 km (0.094 R)
• M13: 9,684,069 km (0.084 R)
• M14: 10,288,893 km (0.095 R)
• M15: 10,918,700 km (0.047 R)
• M16: 11,615,676 km (0.119 R)
• M17: 12,082,422 km (0.078 R)
• M18: 12,605,565 km (0.115 R)
• M19: 13,143,819 km (0.061 R)
• M20: 14,703,227 km (0.117 R)
• M21: 17,295,309 km (0.104 R)
• M22: 17,903,873 km (0.048 R)
• M23: 18,814,625 km (0.095 R)
• M24: 19,458,345 km (0.119 R)
• M25: 20,056,287 km (0.074 R)

Planet 2 - Gas Giant

Semi-Major Axis: 3.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 292.8

Radius: 9.4

Gravity: 3.31 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 3.73 AU - 4.15 AU

Year: 5304 Days

Day: 11.4 Hours

Environment

Temp: -222 °C

Axial Tilt: 44.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 63,712,205 km

• M1: 116,836 km (0.048 R)
• M2: 516,561 km (0.09 R)
• M3: 1,092,064 km (0.086 R)
• M4: 2,219,584 km (0.083 R)
• M5: 4,229,431 km (0.087 R)
• M6: 5,619,943 km (0.065 R)
• M7: 10,411,114 km (0.027 R)
• M8: 10,823,406 km (0.105 R)
• M9: 11,462,189 km (0.077 R)
• M10: 12,908,800 km (0.104 R)
• M11: 17,452,088 km (0.04 R)
• M12: 18,093,414 km (0.085 R)
• M13: 20,622,665 km (0.117 R)

Planet 3 - Ice Giant

Semi-Major Axis: 9.18 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 808.1

Radius: 3.8

Gravity: 55.96 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 8.25 AU - 10.11 AU

Year: 18865 Days

Day: 18.4 Hours

Environment

Temp: -235 °C

Axial Tilt: 130 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (42)

Outer Limit: 63,712,205 km

• M1: 47,273 km (0.072 R)
• M2: 205,547 km (0.094 R)
• M3: 381,923 km (0.12 R)
• M4: 536,608 km (0.103 R)
• M5: 684,261 km (0.065 R)
• M6: 1,012,329 km (0.064 R)
• M7: 1,568,384 km (0.066 R)
• M8: 1,874,162 km (0.098 R)
• M9: 2,071,781 km (0.11 R)
• M10: 2,651,473 km (0.117 R)
• M11: 3,304,168 km (0.099 R)
• M12: 3,504,629 km (0.091 R)
• M13: 3,805,171 km (0.086 R)
• M14: 5,105,177 km (0.116 R)
• M15: 6,630,178 km (0.11 R)
• M16: 6,949,419 km (0.093 R)
• M17: 10,602,899 km (0.038 R)
• M18: 12,557,096 km (0.103 R)
• M19: 14,585,942 km (0.107 R)
• M20: 14,738,831 km (0.064 R)
• M21: 16,325,765 km (0.069 R)
• M22: 23,394,265 km (0.068 R)
• M23: 26,667,765 km (0.12 R)
• M24: 27,940,694 km (0.066 R)
• M25: 28,294,792 km (0.105 R)
• M26: 28,651,882 km (0.052 R)
• M27: 29,011,964 km (0.08 R)
• M28: 30,482,361 km (0.108 R)
• M29: 30,857,553 km (0.06 R)
• M30: 31,362,745 km (0.086 R)
• M31: 33,042,280 km (0.104 R)
• M32: 41,268,966 km (0.026 R)
• M33: 48,859,113 km (0.119 R)
• M34: 53,795,544 km (0.076 R)
• M35: 54,160,264 km (0.084 R)
• M36: 56,196,291 km (0.039 R)
• M37: 56,760,275 km (0.114 R)
• M38: 61,807,258 km (0.058 R)
• M39: 65,057,122 km (0.065 R)
• M40: 65,471,209 km (0.096 R)
• M41: 68,632,960 km (0.103 R)
• M42: 76,633,155 km (0.089 R)

Planet 4 - Ice Giant

Semi-Major Axis: 9.35 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 427.8

Radius: 7.4

Gravity: 7.81 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 7.29 AU - 11.41 AU

Year: 19391 Days

Day: 24.8 Hours

Environment

Temp: -242 °C

Axial Tilt: 20.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 63,712,205 km

• M1: 102,026 km (0.053 R)
• M2: 563,834 km (0.109 R)
• M3: 960,568 km (0.06 R)
• M4: 1,302,997 km (0.109 R)
• M5: 1,758,822 km (0.1 R)
• M6: 2,005,808 km (0.115 R)
• M7: 2,527,007 km (0.101 R)
• M8: 2,986,721 km (0.082 R)
• M9: 3,340,820 km (0.086 R)
• M10: 3,694,469 km (0.089 R)
• M11: 4,103,021 km (0.094 R)
• M12: 5,812,476 km (0.111 R)
• M13: 6,406,529 km (0.102 R)
• M14: 7,902,208 km (0.089 R)
• M15: 8,140,368 km (0.099 R)
• M16: 9,834,265 km (0.102 R)
• M17: 10,109,974 km (0.073 R)
• M18: 10,504,613 km (0.109 R)
• M19: 11,505,871 km (0.101 R)
• M20: 18,465,912 km (0.118 R)
• M21: 20,096,230 km (0.106 R)
• M22: 21,174,083 km (0.097 R)
• M23: 25,250,475 km (0.103 R)
• M24: 26,187,257 km (0.111 R)
• M25: 26,611,068 km (0.104 R)
• M26: 28,240,787 km (0.072 R)
• M27: 30,399,335 km (0.03 R)
• M28: 33,528,174 km (0.11 R)
• M29: 39,024,998 km (0.114 R)
• M30: 39,716,888 km (0.103 R)
• M31: 45,549,709 km (0.111 R)
• M32: 46,316,698 km (0.118 R)
• M33: 54,123,313 km (0.069 R)
• M34: 55,330,268 km (0.047 R)
• M35: 55,678,383 km (0.099 R)
• M36: 61,449,270 km (0.09 R)
• M37: 62,197,559 km (0.053 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: 295 - 16,590 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit