🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.48 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 177.6

Radius: 13.2

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 0.77 AU - 1.15 AU

Year: 607 Days

Day: 5.3 Hours

Environment

Temp: -161 °C

Axial Tilt: 11.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 62,056,983 km

• M1: 164,408 km (0.101 R)
• M2: 599,289 km (0.092 R)
• M3: 1,148,762 km (0.067 R)
• M4: 1,674,599 km (0.088 R)
• M5: 2,125,935 km (0.096 R)
• M6: 2,894,868 km (0.076 R)
• M7: 3,421,154 km (0.048 R)
• M8: 4,146,853 km (0.12 R)
• M9: 4,613,898 km (0.079 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 415.2

Radius: 8.3

Gravity: 6.03 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 1.53 AU - 2.27 AU

Year: 1691 Days

Day: 8.9 Hours

Environment

Temp: -177 °C

Axial Tilt: 45.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 62,056,983 km

• M1: 103,223 km (0.087 R)
• M2: 448,794 km (0.059 R)
• M3: 827,276 km (0.096 R)
• M4: 1,136,944 km (0.079 R)
• M5: 1,446,761 km (0.117 R)
• M6: 1,965,866 km (0.072 R)
• M7: 3,092,188 km (0.078 R)
• M8: 3,737,104 km (0.097 R)
• M9: 4,286,577 km (0.098 R)
• M10: 4,618,685 km (0.06 R)
• M11: 5,334,510 km (0.119 R)
• M12: 5,851,521 km (0.117 R)
• M13: 7,342,413 km (0.053 R)
• M14: 8,315,996 km (0.101 R)
• M15: 8,659,024 km (0.115 R)
• M16: 8,951,937 km (0.098 R)
• M17: 10,484,567 km (0.107 R)
• M18: 11,054,983 km (0.108 R)
• M19: 11,365,249 km (0.048 R)

Asteroid Belt

Center: 2.21 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 2.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 609.9

Radius: 14

Gravity: 3.11 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 2.39 AU - 2.65 AU

Year: 2583 Days

Day: 10.7 Hours

Environment

Temp: -203 °C

Axial Tilt: 32.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 62,056,983 km

• M1: 183,257 km (0.104 R)
• M2: 684,410 km (0.104 R)
• M3: 1,377,796 km (0.089 R)
• M4: 1,896,452 km (0.12 R)
• M5: 2,394,314 km (0.101 R)
• M6: 2,948,275 km (0.086 R)
• M7: 3,979,453 km (0.118 R)
• M8: 4,611,354 km (0.11 R)
• M9: 5,501,013 km (0.073 R)
• M10: 6,051,533 km (0.118 R)
• M11: 7,441,447 km (0.076 R)
• M12: 8,339,782 km (0.091 R)
• M13: 8,933,087 km (0.104 R)
• M14: 9,984,461 km (0.095 R)
• M15: 11,234,650 km (0.104 R)
• M16: 13,060,792 km (0.09 R)
• M17: 13,862,187 km (0.11 R)
• M18: 14,838,463 km (0.116 R)
• M19: 16,876,136 km (0.113 R)
• M20: 17,506,392 km (0.065 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 607

Radius: 14.4

Gravity: 2.93 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 2.82 AU - 3.86 AU

Year: 3941 Days

Day: 12.2 Hours

Environment

Temp: -213 °C

Axial Tilt: 6.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 62,056,983 km

• M1: 179,069 km (0.117 R)
• M2: 636,389 km (0.041 R)
• M3: 1,102,836 km (0.092 R)
• M4: 1,603,091 km (0.07 R)
• M5: 2,105,440 km (0.108 R)
• M6: 4,898,881 km (0.103 R)
• M7: 6,293,433 km (0.036 R)
• M8: 7,083,459 km (0.056 R)
• M9: 7,568,755 km (0.074 R)
• M10: 9,503,354 km (0.071 R)
• M11: 13,382,128 km (0.03 R)
• M12: 21,984,903 km (0.115 R)
• M13: 24,382,209 km (0.078 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 499.1

Radius: 8.3

Gravity: 7.24 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 3.46 AU - 3.78 AU

Year: 4447 Days

Day: 14.9 Hours

Environment

Temp: -205 °C

Axial Tilt: 16.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 62,056,983 km

• M1: 103,223 km (0.119 R)
• M2: 384,467 km (0.096 R)
• M3: 719,865 km (0.091 R)
• M4: 1,069,625 km (0.112 R)
• M5: 1,444,218 km (0.038 R)
• M6: 1,891,964 km (0.106 R)
• M7: 2,264,313 km (0.088 R)
• M8: 2,836,525 km (0.084 R)
• M9: 3,138,563 km (0.099 R)
• M10: 3,442,546 km (0.093 R)
• M11: 3,766,126 km (0.09 R)
• M12: 4,176,773 km (0.079 R)
• M13: 4,569,317 km (0.084 R)
• M14: 5,401,530 km (0.066 R)
• M15: 6,213,099 km (0.075 R)
• M16: 9,289,429 km (0.082 R)
• M17: 9,719,374 km (0.053 R)
• M18: 9,999,870 km (0.067 R)
• M19: 10,285,602 km (0.026 R)
• M20: 12,071,052 km (0.108 R)
• M21: 14,258,323 km (0.102 R)
• M22: 14,778,026 km (0.119 R)
• M23: 15,745,325 km (0.12 R)
• M24: 16,244,534 km (0.074 R)
• M25: 16,754,214 km (0.11 R)
• M26: 19,974,756 km (0.056 R)
• M27: 23,657,856 km (0.109 R)
• M28: 25,129,600 km (0.086 R)

Planet 6 - Ice Giant

Semi-Major Axis: 7.51 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 946.7

Radius: 4

Gravity: 59.17 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 7.43 AU - 7.59 AU

Year: 13288 Days

Day: 24.6 Hours

Environment

Temp: -225 °C

Axial Tilt: 18.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 62,056,983 km

• M1: 49,816 km (0.104 R)
• M2: 208,390 km (0.101 R)
• M3: 451,486 km (0.116 R)
• M4: 1,655,151 km (0.037 R)
• M5: 2,886,192 km (0.059 R)
• M6: 4,526,682 km (0.112 R)
• M7: 4,861,482 km (0.107 R)
• M8: 13,293,566 km (0.111 R)
• M9: 15,049,396 km (0.109 R)
• M10: 15,492,655 km (0.07 R)
• M11: 18,673,255 km (0.115 R)
• M12: 19,881,707 km (0.05 R)
• M13: 21,791,024 km (0.081 R)
• M14: 24,018,387 km (0.111 R)
• M15: 25,238,507 km (0.075 R)
• M16: 26,074,610 km (0.087 R)
• M17: 26,392,954 km (0.119 R)
• M18: 28,693,470 km (0.099 R)
• M19: 29,603,923 km (0.083 R)
• M20: 32,573,141 km (0.116 R)
• M21: 38,133,694 km (0.115 R)
• M22: 41,930,039 km (0.044 R)
• M23: 45,662,805 km (0.078 R)
• M24: 46,590,462 km (0.072 R)
• M25: 50,099,579 km (0.075 R)
• M26: 50,591,307 km (0.1 R)
• M27: 51,918,390 km (0.078 R)
• M28: 56,038,465 km (0.059 R)
• M29: 57,458,897 km (0.111 R)
• M30: 58,178,014 km (0.063 R)
• M31: 59,267,834 km (0.087 R)
• M32: 64,534,277 km (0.094 R)

Planet 7 - Ice Giant

Semi-Major Axis: 9.79 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 380

Radius: 7.2

Gravity: 7.33 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 8.81 AU - 10.77 AU

Year: 19778 Days

Day: 17.5 Hours

Environment

Temp: -231 °C

Axial Tilt: 8.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 62,056,983 km

• M1: 90,357 km (0.054 R)
• M2: 421,716 km (0.111 R)
• M3: 731,534 km (0.116 R)
• M4: 967,749 km (0.063 R)
• M5: 1,336,507 km (0.094 R)
• M6: 1,648,269 km (0.032 R)
• M7: 1,989,801 km (0.114 R)
• M8: 2,276,281 km (0.048 R)
• M9: 2,590,138 km (0.096 R)
• M10: 3,102,809 km (0.07 R)
• M11: 3,409,934 km (0.104 R)
• M12: 3,822,226 km (0.111 R)
• M13: 5,368,170 km (0.102 R)
• M14: 5,698,781 km (0.095 R)
• M15: 7,789,112 km (0.059 R)
• M16: 8,903,616 km (0.096 R)
• M17: 10,683,083 km (0.091 R)
• M18: 11,147,884 km (0.108 R)
• M19: 13,076,948 km (0.112 R)
• M20: 13,341,138 km (0.077 R)
• M21: 16,950,785 km (0.105 R)
• M22: 20,982,149 km (0.048 R)
• M23: 22,268,391 km (0.119 R)
• M24: 23,998,341 km (0.067 R)
• M25: 26,864,486 km (0.105 R)
• M26: 27,507,009 km (0.105 R)
• M27: 29,046,222 km (0.083 R)
• M28: 32,295,188 km (0.106 R)
• M29: 32,899,713 km (0.082 R)
• M30: 33,388,898 km (0.101 R)
• M31: 36,295,735 km (0.119 R)
• M32: 43,627,526 km (0.082 R)
• M33: 46,786,435 km (0.101 R)
• M34: 56,645,533 km (0.098 R)
• M35: 60,398,944 km (0.114 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 363 - 12,443 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit