🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.49 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 339.4

Radius: 8.4

Gravity: 4.81 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 0.74 AU - 1.2 AU

Year: 648 Days

Day: 6.6 Hours

Environment

Temp: -168 °C

Axial Tilt: 43.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 55,879,257 km

• M1: 105,018 km (0.088 R)
• M2: 369,058 km (0.072 R)
• M3: 740,958 km (0.107 R)
• M4: 1,116,000 km (0.072 R)
• M5: 1,403,527 km (0.117 R)
• M6: 1,954,197 km (0.037 R)
• M7: 2,275,384 km (0.104 R)
• M8: 2,797,181 km (0.109 R)
• M9: 3,081,118 km (0.085 R)
• M10: 3,506,275 km (0.119 R)
• M11: 3,837,335 km (0.113 R)
• M12: 4,287,475 km (0.104 R)
• M13: 5,163,969 km (0.03 R)
• M14: 5,559,805 km (0.101 R)
• M15: 5,834,766 km (0.038 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 358

Radius: 11.5

Gravity: 2.71 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 1.3 AU - 1.34 AU

Year: 1029 Days

Day: 12.2 Hours

Environment

Temp: -188 °C

Axial Tilt: 29 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 55,879,257 km

• M1: 143,315 km (0.108 R)
• M2: 531,820 km (0.114 R)
• M3: 991,684 km (0.09 R)
• M4: 1,397,693 km (0.1 R)
• M5: 1,794,277 km (0.089 R)
• M6: 2,337,766 km (0.095 R)
• M7: 2,763,222 km (0.068 R)
• M8: 3,227,424 km (0.071 R)
• M9: 3,644,503 km (0.077 R)
• M10: 4,220,455 km (0.056 R)
• M11: 5,029,331 km (0.119 R)
• M12: 5,668,413 km (0.109 R)
• M13: 6,589,637 km (0.044 R)
• M14: 7,064,460 km (0.063 R)
• M15: 7,423,944 km (0.106 R)
• M16: 7,819,182 km (0.058 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 723.6

Radius: 13.1

Gravity: 4.22 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 1.56 AU - 1.64 AU

Year: 1373 Days

Day: 9.8 Hours

Environment

Temp: -194 °C

Axial Tilt: 33.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 55,879,257 km

• M1: 164,707 km (0.113 R)
• M2: 599,139 km (0.09 R)
• M3: 1,175,690 km (0.108 R)
• M4: 1,737,579 km (0.116 R)
• M5: 4,910,849 km (0.068 R)
• M6: 5,749,495 km (0.119 R)
• M7: 7,005,219 km (0.104 R)
• M8: 7,470,918 km (0.073 R)
• M9: 8,208,435 km (0.103 R)
• M10: 8,904,364 km (0.098 R)
• M11: 10,614,418 km (0.109 R)
• M12: 11,797,737 km (0.071 R)
• M13: 12,571,607 km (0.102 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 853.2

Radius: 12.1

Gravity: 5.83 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 2.41 AU - 3.59 AU

Year: 3524 Days

Day: 6.2 Hours

Environment

Temp: -204 °C

Axial Tilt: 38.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 55,879,257 km

• M1: 150,495 km (0.104 R)
• M2: 526,734 km (0.11 R)
• M3: 996,621 km (0.106 R)
• M4: 2,086,591 km (0.045 R)
• M5: 2,560,068 km (0.057 R)
• M6: 3,348,150 km (0.115 R)
• M7: 4,201,007 km (0.108 R)
• M8: 4,988,341 km (0.112 R)
• M9: 5,815,318 km (0.111 R)
• M10: 8,265,282 km (0.082 R)
• M11: 8,701,211 km (0.103 R)
• M12: 9,383,826 km (0.076 R)
• M13: 11,648,139 km (0.09 R)
• M14: 13,897,044 km (0.105 R)
• M15: 18,245,256 km (0.088 R)
• M16: 19,364,248 km (0.102 R)
• M17: 21,060,538 km (0.118 R)
• M18: 23,353,724 km (0.11 R)
• M19: 23,860,711 km (0.056 R)
• M20: 25,425,953 km (0.052 R)

Planet 5 - Ice Giant

Semi-Major Axis: 7.59 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 792.7

Radius: 7.4

Gravity: 14.48 G

Time & Orbit

Eccentricity (e): 0.112

Orbit Range: 6.74 AU - 8.44 AU

Year: 14183 Days

Day: 21.8 Hours

Environment

Temp: -226 °C

Axial Tilt: 99.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 55,879,257 km

• M1: 92,900 km (0.078 R)
• M2: 925,861 km (0.096 R)
• M3: 1,469,649 km (0.083 R)
• M4: 1,703,920 km (0.12 R)
• M5: 2,696,801 km (0.111 R)
• M6: 3,201,993 km (0.064 R)
• M7: 3,545,320 km (0.108 R)
• M8: 3,883,860 km (0.055 R)
• M9: 4,337,141 km (0.094 R)
• M10: 5,532,428 km (0.116 R)
• M11: 6,347,138 km (0.083 R)
• M12: 6,933,263 km (0.104 R)
• M13: 7,785,672 km (0.103 R)
• M14: 8,506,434 km (0.118 R)
• M15: 11,654,721 km (0.103 R)
• M16: 17,272,121 km (0.099 R)
• M17: 17,512,226 km (0.027 R)
• M18: 20,302,376 km (0.106 R)
• M19: 24,164,993 km (0.111 R)
• M20: 26,426,763 km (0.112 R)
• M21: 30,310,025 km (0.093 R)
• M22: 35,194,844 km (0.053 R)
• M23: 37,823,278 km (0.084 R)

Planet 6 - Ice Giant

Semi-Major Axis: 9.09 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 314.1

Radius: 5.6

Gravity: 10.02 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 7.79 AU - 10.39 AU

Year: 18588 Days

Day: 22.1 Hours

Environment

Temp: -230 °C

Axial Tilt: 29.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 55,879,257 km

• M1: 69,713 km (0.101 R)
• M2: 400,623 km (0.112 R)
• M3: 579,093 km (0.116 R)
• M4: 973,433 km (0.066 R)
• M5: 1,205,160 km (0.06 R)
• M6: 1,430,754 km (0.102 R)
• M7: 1,606,831 km (0.11 R)
• M8: 1,915,601 km (0.083 R)
• M9: 2,965,927 km (0.066 R)
• M10: 3,641,511 km (0.065 R)
• M11: 4,353,896 km (0.103 R)
• M12: 4,569,168 km (0.106 R)
• M13: 4,856,246 km (0.102 R)
• M14: 5,608,873 km (0.066 R)
• M15: 5,901,038 km (0.076 R)
• M16: 6,716,346 km (0.107 R)
• M17: 6,920,996 km (0.107 R)
• M18: 7,214,657 km (0.072 R)
• M19: 10,679,642 km (0.086 R)
• M20: 11,242,878 km (0.107 R)
• M21: 12,862,425 km (0.109 R)
• M22: 13,306,431 km (0.076 R)
• M23: 15,255,243 km (0.068 R)
• M24: 17,617,992 km (0.099 R)
• M25: 18,967,215 km (0.105 R)
• M26: 20,900,468 km (0.079 R)
• M27: 24,088,399 km (0.101 R)
• M28: 25,251,971 km (0.075 R)
• M29: 30,059,897 km (0.094 R)
• M30: 30,841,247 km (0.041 R)
• M31: 32,677,860 km (0.03 R)
• M32: 34,222,906 km (0.11 R)
• M33: 37,586,016 km (0.089 R)
• M34: 38,885,573 km (0.098 R)
• M35: 42,543,540 km (0.055 R)
• M36: 43,104,233 km (0.119 R)
• M37: 45,981,748 km (0.061 R)
• M38: 48,222,275 km (0.11 R)
• M39: 50,066,219 km (0.1 R)
• M40: 52,758,232 km (0.1 R)
• M41: 54,550,564 km (0.098 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 157 - 19,541 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit