🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.36 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 695

Radius: 12.7

Gravity: 4.31 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 0.54 AU - 0.88 AU

Year: 386 Days

Day: 10 Hours

Environment

Temp: -141 °C

Axial Tilt: 11.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 60,322,384 km

• M1: 157,975 km (0.103 R)
• M2: 664,813 km (0.092 R)
• M3: 1,168,958 km (0.104 R)
• M4: 1,730,099 km (0.078 R)
• M5: 2,289,296 km (0.042 R)
• M6: 2,743,924 km (0.112 R)
• M7: 3,888,647 km (0.09 R)
• M8: 4,416,428 km (0.112 R)
• M9: 5,006,891 km (0.1 R)

Planet 2 - Gas Giant

Semi-Major Axis: 4.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 948

Radius: 10.9

Gravity: 7.98 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 3.76 AU - 5.24 AU

Year: 6164 Days

Day: 11.5 Hours

Environment

Temp: -214 °C

Axial Tilt: 39.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 60,322,384 km

• M1: 135,685 km (0.049 R)
• M2: 574,605 km (0.051 R)
• M3: 1,115,252 km (0.113 R)
• M4: 1,546,244 km (0.084 R)
• M5: 1,889,571 km (0.118 R)
• M6: 2,547,801 km (0.063 R)
• M7: 3,032,798 km (0.098 R)
• M8: 4,698,869 km (0.101 R)
• M9: 5,556,215 km (0.102 R)
• M10: 5,972,994 km (0.116 R)
• M11: 8,504,340 km (0.111 R)
• M12: 8,972,282 km (0.093 R)
• M13: 9,457,428 km (0.115 R)
• M14: 10,194,197 km (0.039 R)
• M15: 11,991,915 km (0.071 R)
• M16: 13,529,332 km (0.058 R)
• M17: 14,167,966 km (0.119 R)
• M18: 15,071,088 km (0.074 R)
• M19: 18,998,780 km (0.119 R)
• M20: 22,258,368 km (0.06 R)
• M21: 24,062,369 km (0.04 R)
• M22: 26,050,524 km (0.116 R)
• M23: 27,959,244 km (0.062 R)
• M24: 31,647,280 km (0.053 R)
• M25: 32,257,789 km (0.088 R)
• M26: 32,669,183 km (0.12 R)
• M27: 33,924,459 km (0.104 R)
• M28: 35,320,207 km (0.116 R)
• M29: 37,315,543 km (0.077 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 645.8

Radius: 11.6

Gravity: 4.8 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 3.8 AU - 5.72 AU

Year: 6705 Days

Day: 9.1 Hours

Environment

Temp: -214 °C

Axial Tilt: 5.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 60,322,384 km

• M1: 144,212 km (0.078 R)
• M2: 520,900 km (0.04 R)
• M3: 939,923 km (0.108 R)
• M4: 1,789,789 km (0.095 R)
• M5: 2,526,558 km (0.11 R)
• M6: 4,520,399 km (0.108 R)
• M7: 5,635,950 km (0.108 R)
• M8: 7,397,914 km (0.104 R)
• M9: 8,815,952 km (0.073 R)
• M10: 10,038,616 km (0.117 R)
• M11: 10,643,290 km (0.045 R)
• M12: 11,075,927 km (0.103 R)
• M13: 12,235,460 km (0.055 R)
• M14: 13,924,121 km (0.086 R)
• M15: 15,093,079 km (0.105 R)
• M16: 16,967,390 km (0.083 R)
• M17: 17,625,322 km (0.094 R)
• M18: 21,476,270 km (0.11 R)
• M19: 22,717,035 km (0.092 R)
• M20: 23,274,736 km (0.036 R)
• M21: 24,918,517 km (0.118 R)
• M22: 28,161,201 km (0.112 R)
• M23: 28,897,671 km (0.069 R)
• M24: 30,121,830 km (0.112 R)
• M25: 31,478,384 km (0.1 R)
• M26: 32,271,552 km (0.055 R)
• M27: 34,417,234 km (0.103 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 137.7

Radius: 13.7

Gravity: 0.73 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 4.45 AU - 6.35 AU

Year: 8102 Days

Day: 10.1 Hours

Environment

Temp: -212 °C

Axial Tilt: 14.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 60,322,384 km

• M1: 172,337 km (0.093 R)
• M2: 1,652,608 km (0.072 R)
• M3: 2,320,263 km (0.103 R)
• M4: 3,384,951 km (0.12 R)
• M5: 4,202,204 km (0.069 R)
• M6: 5,300,701 km (0.069 R)
• M7: 6,200,981 km (0.109 R)
• M8: 8,375,985 km (0.115 R)
• M9: 10,516,880 km (0.065 R)
• M10: 14,076,711 km (0.063 R)
• M11: 19,163,786 km (0.08 R)
• M12: 20,042,225 km (0.105 R)
• M13: 20,556,094 km (0.079 R)
• M14: 21,811,968 km (0.048 R)
• M15: 22,908,670 km (0.095 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.97 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 508.7

Radius: 3

Gravity: 56.52 G

Time & Orbit

Eccentricity (e): 0.162

Orbit Range: 5.84 AU - 8.1 AU

Year: 11881 Days

Day: 19.2 Hours

Environment

Temp: -233 °C

Axial Tilt: 131.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 60,322,384 km

• M1: 37,250 km (0.086 R)
• M2: 201,508 km (0.106 R)
• M3: 598,990 km (0.064 R)
• M4: 1,151,904 km (0.095 R)
• M5: 1,458,878 km (0.088 R)
• M6: 2,345,395 km (0.086 R)
• M7: 2,481,978 km (0.118 R)
• M8: 3,366,251 km (0.104 R)
• M9: 3,878,923 km (0.06 R)
• M10: 4,125,760 km (0.106 R)
• M11: 5,317,905 km (0.08 R)
• M12: 5,796,768 km (0.106 R)
• M13: 8,088,308 km (0.103 R)
• M14: 9,239,015 km (0.094 R)
• M15: 9,579,799 km (0.119 R)
• M16: 10,494,440 km (0.11 R)
• M17: 10,652,416 km (0.066 R)
• M18: 12,087,957 km (0.12 R)
• M19: 15,744,727 km (0.09 R)
• M20: 17,231,880 km (0.091 R)
• M21: 17,896,992 km (0.119 R)
• M22: 18,887,479 km (0.109 R)
• M23: 21,144,013 km (0.099 R)
• M24: 23,573,932 km (0.073 R)
• M25: 24,577,285 km (0.084 R)
• M26: 25,136,332 km (0.116 R)
• M27: 27,061,357 km (0.076 R)
• M28: 27,958,645 km (0.093 R)
• M29: 34,107,417 km (0.096 R)
• M30: 41,490,521 km (0.067 R)

Planet 6 - Ice Giant

Semi-Major Axis: 7.44 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 795.2

Radius: 4

Gravity: 49.7 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 6.27 AU - 8.61 AU

Year: 13103 Days

Day: 24.8 Hours

Environment

Temp: -228 °C

Axial Tilt: 0.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 60,322,384 km

• M1: 66,272 km (0.106 R)
• M2: 640,428 km (0.115 R)
• M3: 872,604 km (0.074 R)
• M4: 1,084,884 km (0.108 R)
• M5: 2,546,305 km (0.115 R)
• M6: 2,908,931 km (0.057 R)
• M7: 3,570,303 km (0.084 R)
• M8: 6,591,282 km (0.044 R)
• M9: 8,092,048 km (0.102 R)
• M10: 9,540,455 km (0.096 R)
• M11: 9,699,627 km (0.12 R)
• M12: 9,968,604 km (0.119 R)
• M13: 14,206,861 km (0.093 R)
• M14: 16,449,782 km (0.058 R)
• M15: 18,340,400 km (0.062 R)
• M16: 25,579,142 km (0.119 R)
• M17: 26,092,412 km (0.103 R)
• M18: 34,017,060 km (0.088 R)
• M19: 35,392,163 km (0.114 R)
• M20: 47,443,918 km (0.067 R)
• M21: 52,053,028 km (0.106 R)
• M22: 52,217,137 km (0.113 R)
• M23: 56,951,760 km (0.086 R)
• M24: 58,887,407 km (0.07 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: 223 - 13,712 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit