🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.54 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 941.1

Radius: 10.2

Gravity: 9.05 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 0.9 AU - 1.26 AU

Year: 725 Days

Day: 6.9 Hours

Environment

Temp: -153 °C

Axial Tilt: 25.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 94,776,141 km

• M1: 130,001 km (0.047 R)
• M2: 495,468 km (0.118 R)
• M3: 818,300 km (0.103 R)
• M4: 1,181,973 km (0.111 R)
• M5: 2,109,928 km (0.071 R)
• M6: 2,499,182 km (0.111 R)
• M7: 2,961,439 km (0.11 R)
• M8: 3,828,658 km (0.032 R)
• M9: 4,313,655 km (0.06 R)
• M10: 5,407,215 km (0.087 R)
• M11: 6,121,844 km (0.104 R)
• M12: 6,831,088 km (0.114 R)
• M13: 8,516,158 km (0.104 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 575

Radius: 8.8

Gravity: 7.43 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 2.23 AU - 2.59 AU

Year: 2416 Days

Day: 12.3 Hours

Environment

Temp: -197 °C

Axial Tilt: 2.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 94,776,141 km

• M1: 111,301 km (0.114 R)
• M2: 433,834 km (0.106 R)
• M3: 730,038 km (0.111 R)
• M4: 1,035,965 km (0.108 R)
• M5: 1,655,600 km (0.091 R)
• M6: 2,036,925 km (0.114 R)
• M7: 2,462,381 km (0.07 R)
• M8: 3,040,876 km (0.102 R)
• M9: 3,354,134 km (0.105 R)
• M10: 4,026,726 km (0.109 R)
• M11: 4,303,482 km (0.109 R)
• M12: 4,764,543 km (0.097 R)
• M13: 5,120,137 km (0.081 R)
• M14: 5,662,429 km (0.117 R)
• M15: 6,453,503 km (0.068 R)
• M16: 6,751,202 km (0.105 R)
• M17: 7,114,875 km (0.11 R)
• M18: 9,337,600 km (0.114 R)
• M19: 9,824,990 km (0.104 R)
• M20: 10,775,235 km (0.05 R)
• M21: 11,625,999 km (0.098 R)
• M22: 12,067,911 km (0.11 R)
• M23: 12,479,305 km (0.114 R)
• M24: 13,200,067 km (0.063 R)
• M25: 13,858,896 km (0.106 R)
• M26: 15,869,043 km (0.042 R)
• M27: 16,969,335 km (0.045 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 767.4

Radius: 12

Gravity: 5.33 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 2.74 AU - 3.92 AU

Year: 3924 Days

Day: 12.9 Hours

Environment

Temp: -214 °C

Axial Tilt: 11.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 94,776,141 km

• M1: 149,299 km (0.078 R)
• M2: 665,711 km (0.097 R)
• M3: 1,076,955 km (0.083 R)
• M4: 1,537,268 km (0.077 R)
• M5: 2,073,127 km (0.107 R)
• M6: 2,583,106 km (0.082 R)
• M7: 3,386,746 km (0.034 R)
• M8: 3,858,279 km (0.114 R)
• M9: 4,444,104 km (0.048 R)
• M10: 5,011,080 km (0.116 R)
• M11: 5,406,617 km (0.119 R)
• M12: 7,137,015 km (0.111 R)
• M13: 7,986,881 km (0.056 R)
• M14: 8,979,313 km (0.039 R)
• M15: 10,470,505 km (0.052 R)
• M16: 12,885,613 km (0.09 R)
• M17: 13,631,807 km (0.047 R)
• M18: 15,155,760 km (0.064 R)
• M19: 20,607,555 km (0.111 R)
• M20: 21,490,033 km (0.059 R)
• M21: 24,514,005 km (0.101 R)
• M22: 25,427,449 km (0.077 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 563.3

Radius: 12.6

Gravity: 3.55 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 4.99 AU - 5.67 AU

Year: 7945 Days

Day: 7.6 Hours

Environment

Temp: -214 °C

Axial Tilt: 35.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 94,776,141 km

• M1: 156,629 km (0.078 R)
• M2: 582,235 km (0.106 R)
• M3: 1,017,116 km (0.104 R)
• M4: 1,732,194 km (0.082 R)
• M5: 2,705,328 km (0.12 R)
• M6: 3,469,623 km (0.051 R)
• M7: 6,164,479 km (0.099 R)
• M8: 6,680,143 km (0.111 R)
• M9: 7,877,225 km (0.116 R)
• M10: 9,389,211 km (0.079 R)
• M11: 13,203,807 km (0.083 R)
• M12: 16,998,656 km (0.078 R)
• M13: 18,154,300 km (0.093 R)
• M14: 19,216,894 km (0.062 R)
• M15: 19,800,325 km (0.102 R)
• M16: 26,660,435 km (0.053 R)
• M17: 28,312,594 km (0.114 R)
• M18: 28,973,218 km (0.089 R)
• M19: 30,620,440 km (0.086 R)
• M20: 33,678,221 km (0.108 R)

Planet 5 - Ice Giant

Semi-Major Axis: 8.27 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 139

Radius: 4.7

Gravity: 6.29 G

Time & Orbit

Eccentricity (e): 0.162

Orbit Range: 6.93 AU - 9.61 AU

Year: 15356 Days

Day: 20.1 Hours

Environment

Temp: -236 °C

Axial Tilt: 42.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 94,776,141 km

• M1: 58,493 km (0.073 R)
• M2: 220,507 km (0.043 R)
• M3: 457,021 km (0.104 R)
• M4: 1,184,366 km (0.064 R)
• M5: 2,638,308 km (0.092 R)
• M6: 2,871,531 km (0.078 R)
• M7: 3,034,593 km (0.078 R)
• M8: 4,172,285 km (0.098 R)
• M9: 4,681,516 km (0.089 R)
• M10: 4,850,711 km (0.073 R)
• M11: 5,112,058 km (0.105 R)
• M12: 5,631,313 km (0.111 R)
• M13: 5,952,649 km (0.073 R)
• M14: 8,765,538 km (0.113 R)
• M15: 8,936,528 km (0.11 R)
• M16: 9,917,142 km (0.097 R)
• M17: 10,481,276 km (0.059 R)
• M18: 13,455,880 km (0.108 R)
• M19: 14,382,190 km (0.077 R)
• M20: 20,471,721 km (0.068 R)
• M21: 22,403,628 km (0.077 R)
• M22: 26,625,279 km (0.03 R)
• M23: 27,437,596 km (0.067 R)
• M24: 30,167,308 km (0.093 R)
• M25: 31,647,878 km (0.114 R)
• M26: 33,072,798 km (0.095 R)
• M27: 33,591,903 km (0.042 R)
• M28: 35,831,383 km (0.114 R)

Planet 6 - Ice Giant

Semi-Major Axis: 11.02 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 949.1

Radius: 3.7

Gravity: 69.33 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 9.93 AU - 12.11 AU

Year: 23620 Days

Day: 17.1 Hours

Environment

Temp: -234 °C

Axial Tilt: 20.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (45)

Outer Limit: 94,776,141 km

• M1: 87,664 km (0.098 R)
• M2: 209,736 km (0.054 R)
• M3: 385,364 km (0.074 R)
• M4: 553,662 km (0.116 R)
• M5: 759,359 km (0.109 R)
• M6: 1,096,552 km (0.09 R)
• M7: 1,339,200 km (0.119 R)
• M8: 2,081,355 km (0.084 R)
• M9: 3,150,082 km (0.088 R)
• M10: 4,922,668 km (0.093 R)
• M11: 5,579,253 km (0.114 R)
• M12: 6,108,679 km (0.059 R)
• M13: 7,473,162 km (0.111 R)
• M14: 7,736,454 km (0.119 R)
• M15: 7,897,421 km (0.042 R)
• M16: 8,793,961 km (0.067 R)
• M17: 9,448,302 km (0.101 R)
• M18: 9,944,070 km (0.086 R)
• M19: 15,635,371 km (0.032 R)
• M20: 15,979,297 km (0.085 R)
• M21: 19,799,877 km (0.055 R)
• M22: 22,952,203 km (0.044 R)
• M23: 23,732,954 km (0.091 R)
• M24: 23,959,296 km (0.045 R)
• M25: 29,050,710 km (0.069 R)
• M26: 33,381,119 km (0.104 R)
• M27: 34,527,189 km (0.049 R)
• M28: 35,110,022 km (0.099 R)
• M29: 36,595,529 km (0.116 R)
• M30: 39,058,807 km (0.095 R)
• M31: 40,653,072 km (0.112 R)
• M32: 41,794,653 km (0.078 R)
• M33: 43,125,177 km (0.065 R)
• M34: 47,823,896 km (0.109 R)
• M35: 50,763,345 km (0.083 R)
• M36: 62,857,285 km (0.033 R)
• M37: 63,943,964 km (0.091 R)
• M38: 65,931,372 km (0.111 R)
• M39: 71,667,553 km (0.105 R)
• M40: 77,478,383 km (0.063 R)
• M41: 81,522,013 km (0.062 R)
• M42: 82,295,584 km (0.103 R)
• M43: 86,503,622 km (0.045 R)
• M44: 88,389,004 km (0.116 R)
• M45: 93,643,929 km (0.116 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 349 - 13,116 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit