🌌 Stone's Star System Generator

Asteroid Belt

Center: 1.97 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 3.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 513.6

Radius: 12.6

Gravity: 3.24 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 3.79 AU - 4.09 AU

Year: 5304 Days

Day: 9.5 Hours

Environment

Temp: -222 °C

Axial Tilt: 49.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 55,646,895 km

• M1: 156,779 km (0.117 R)
• M2: 638,334 km (0.074 R)
• M3: 1,301,801 km (0.045 R)
• M4: 2,657,307 km (0.118 R)
• M5: 3,394,076 km (0.115 R)
• M6: 4,551,066 km (0.08 R)
• M7: 5,193,888 km (0.082 R)
• M8: 5,664,972 km (0.053 R)
• M9: 6,164,479 km (0.112 R)
• M10: 7,388,489 km (0.098 R)
• M11: 8,167,745 km (0.062 R)
• M12: 8,961,960 km (0.082 R)
• M13: 9,357,945 km (0.073 R)
• M14: 12,515,807 km (0.09 R)
• M15: 13,675,190 km (0.094 R)
• M16: 14,905,184 km (0.108 R)
• M17: 16,033,301 km (0.114 R)
• M18: 17,278,404 km (0.084 R)
• M19: 19,693,812 km (0.098 R)
• M20: 20,501,191 km (0.102 R)
• M21: 21,541,345 km (0.079 R)
• M22: 24,257,295 km (0.067 R)
• M23: 27,441,934 km (0.101 R)
• M24: 28,279,832 km (0.042 R)

Planet 2 - Gas Giant

Semi-Major Axis: 5.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 563.1

Radius: 12.4

Gravity: 3.66 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 4.17 AU - 6.51 AU

Year: 8370 Days

Day: 9.7 Hours

Environment

Temp: -217 °C

Axial Tilt: 41.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 55,646,895 km

• M1: 163,660 km (0.106 R)
• M2: 554,559 km (0.1 R)
• M3: 1,237,474 km (0.086 R)
• M4: 2,199,089 km (0.081 R)
• M5: 4,492,723 km (0.063 R)
• M6: 5,119,688 km (0.085 R)
• M7: 7,093,033 km (0.036 R)
• M8: 7,864,809 km (0.073 R)
• M9: 9,667,463 km (0.094 R)
• M10: 10,616,512 km (0.073 R)
• M11: 11,368,241 km (0.079 R)
• M12: 11,941,949 km (0.039 R)
• M13: 23,197,693 km (0.058 R)
• M14: 27,782,419 km (0.103 R)
• M15: 36,409,130 km (0.102 R)

Planet 3 - Ice Giant

Semi-Major Axis: 6.41 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 949.7

Radius: 3.2

Gravity: 92.74 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 6.19 AU - 6.63 AU

Year: 11007 Days

Day: 21.7 Hours

Environment

Temp: -231 °C

Axial Tilt: 32.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 55,646,895 km

• M1: 40,541 km (0.073 R)
• M2: 295,605 km (0.059 R)
• M3: 530,324 km (0.098 R)
• M4: 705,803 km (0.046 R)
• M5: 817,104 km (0.12 R)
• M6: 1,236,875 km (0.105 R)
• M7: 2,460,287 km (0.115 R)
• M8: 2,785,961 km (0.044 R)
• M9: 2,947,377 km (0.105 R)
• M10: 3,188,978 km (0.089 R)
• M11: 3,391,533 km (0.117 R)
• M12: 4,228,234 km (0.085 R)
• M13: 5,838,954 km (0.105 R)
• M14: 5,951,452 km (0.073 R)
• M15: 6,336,816 km (0.096 R)
• M16: 6,779,776 km (0.075 R)
• M17: 8,185,397 km (0.115 R)
• M18: 8,564,927 km (0.109 R)
• M19: 10,864,545 km (0.108 R)
• M20: 11,439,151 km (0.102 R)
• M21: 12,711,481 km (0.097 R)
• M22: 13,610,115 km (0.034 R)
• M23: 14,142,235 km (0.083 R)
• M24: 16,261,289 km (0.106 R)
• M25: 16,409,690 km (0.077 R)
• M26: 17,318,945 km (0.105 R)
• M27: 18,261,262 km (0.063 R)
• M28: 21,648,607 km (0.095 R)
• M29: 24,157,363 km (0.068 R)
• M30: 27,268,999 km (0.109 R)
• M31: 35,503,763 km (0.079 R)
• M32: 38,184,856 km (0.066 R)
• M33: 40,180,492 km (0.048 R)
• M34: 40,451,713 km (0.096 R)
• M35: 41,826,069 km (0.096 R)
• M36: 42,524,840 km (0.078 R)
• M37: 45,691,977 km (0.107 R)
• M38: 49,167,285 km (0.102 R)
• M39: 52,006,952 km (0.075 R)
• M40: 54,954,030 km (0.099 R)
• M41: 56,638,352 km (0.044 R)

Planet 4 - Ice Giant

Semi-Major Axis: 9.21 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 290

Radius: 6.2

Gravity: 7.54 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 7.68 AU - 10.74 AU

Year: 18957 Days

Day: 22.8 Hours

Environment

Temp: -244 °C

Axial Tilt: 32.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 55,646,895 km

• M1: 77,193 km (0.03 R)
• M2: 377,286 km (0.087 R)
• M3: 631,901 km (0.118 R)
• M4: 979,268 km (0.087 R)
• M5: 1,351,467 km (0.109 R)
• M6: 1,623,735 km (0.069 R)
• M7: 1,915,152 km (0.096 R)
• M8: 2,279,273 km (0.09 R)
• M9: 3,899,268 km (0.041 R)
• M10: 4,640,077 km (0.082 R)
• M11: 5,792,878 km (0.116 R)
• M12: 6,754,344 km (0.119 R)
• M13: 7,167,234 km (0.081 R)
• M14: 7,509,514 km (0.107 R)
• M15: 8,226,985 km (0.09 R)
• M16: 8,602,326 km (0.109 R)
• M17: 9,437,830 km (0.102 R)
• M18: 9,693,643 km (0.075 R)
• M19: 10,874,269 km (0.037 R)
• M20: 13,843,039 km (0.067 R)
• M21: 14,441,430 km (0.105 R)
• M22: 15,618,616 km (0.115 R)
• M23: 18,798,917 km (0.108 R)
• M24: 23,958,997 km (0.074 R)
• M25: 24,531,358 km (0.075 R)
• M26: 26,404,174 km (0.044 R)
• M27: 26,912,358 km (0.106 R)
• M28: 27,739,036 km (0.114 R)
• M29: 29,879,781 km (0.095 R)
• M30: 34,607,672 km (0.11 R)
• M31: 40,883,452 km (0.033 R)
• M32: 41,563,524 km (0.096 R)
• M33: 42,389,604 km (0.051 R)
• M34: 50,634,092 km (0.065 R)
• M35: 52,850,235 km (0.08 R)

Planet 5 - Ice Giant

Semi-Major Axis: 9.76 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 250.6

Radius: 6.6

Gravity: 5.75 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 8.66 AU - 10.86 AU

Year: 20681 Days

Day: 17.2 Hours

Environment

Temp: -225 °C

Axial Tilt: 72.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 55,646,895 km

• M1: 83,176 km (0.066 R)
• M2: 336,296 km (0.049 R)
• M3: 560,842 km (0.088 R)
• M4: 939,923 km (0.105 R)
• M5: 1,395,599 km (0.081 R)
• M6: 1,612,515 km (0.114 R)
• M7: 2,133,864 km (0.04 R)
• M8: 2,403,739 km (0.115 R)
• M9: 3,131,083 km (0.12 R)
• M10: 3,506,574 km (0.04 R)
• M11: 4,408,051 km (0.112 R)
• M12: 5,044,889 km (0.088 R)
• M13: 6,112,569 km (0.065 R)
• M14: 6,499,878 km (0.086 R)
• M15: 7,760,539 km (0.114 R)
• M16: 8,880,279 km (0.07 R)
• M17: 11,436,009 km (0.097 R)
• M18: 11,845,608 km (0.094 R)
• M19: 12,144,206 km (0.116 R)
• M20: 13,582,739 km (0.102 R)
• M21: 17,708,050 km (0.104 R)
• M22: 19,635,169 km (0.051 R)
• M23: 25,746,841 km (0.087 R)
• M24: 26,046,934 km (0.096 R)
• M25: 29,393,289 km (0.118 R)
• M26: 33,015,502 km (0.081 R)
• M27: 37,178,661 km (0.107 R)
• M28: 39,518,222 km (0.072 R)
• M29: 44,344,848 km (0.114 R)
• M30: 53,996,603 km (0.104 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 397 - 16,601 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit