🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 719.2

Radius: 10.5

Gravity: 6.52 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 0.49 AU - 0.55 AU

Year: 250 Days

Day: 8.7 Hours

Environment

Temp: -134 °C

Axial Tilt: 38.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 56,534,056 km

• M1: 131,048 km (0.037 R)
• M2: 809,324 km (0.101 R)
• M3: 1,473,539 km (0.116 R)
• M4: 2,688,274 km (0.101 R)
• M5: 3,052,694 km (0.062 R)
• M6: 3,590,349 km (0.061 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 225.6

Radius: 13

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 0.49 AU - 0.71 AU

Year: 310 Days

Day: 9.4 Hours

Environment

Temp: -158 °C

Axial Tilt: 25.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 56,534,056 km

• M1: 162,014 km (0.073 R)
• M2: 639,680 km (0.044 R)
• M3: 1,310,777 km (0.048 R)
• M4: 1,799,214 km (0.108 R)
• M5: 2,234,244 km (0.074 R)
• M6: 2,942,740 km (0.106 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 713.4

Radius: 11.7

Gravity: 5.21 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 0.79 AU - 0.85 AU

Year: 495 Days

Day: 10.8 Hours

Environment

Temp: -173 °C

Axial Tilt: 25.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 56,534,056 km

• M1: 145,559 km (0.067 R)
• M2: 531,372 km (0.057 R)
• M3: 903,870 km (0.084 R)
• M4: 1,461,122 km (0.113 R)
• M5: 1,921,136 km (0.05 R)
• M6: 2,467,467 km (0.034 R)
• M7: 2,968,770 km (0.119 R)
• M8: 3,487,276 km (0.115 R)
• M9: 3,955,966 km (0.082 R)
• M10: 4,481,354 km (0.09 R)
• M11: 4,893,795 km (0.113 R)
• M12: 5,398,688 km (0.095 R)
• M13: 5,848,678 km (0.049 R)
• M14: 6,399,049 km (0.1 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 682

Radius: 8.5

Gravity: 9.44 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 0.91 AU - 1.47 AU

Year: 866 Days

Day: 11.9 Hours

Environment

Temp: -182 °C

Axial Tilt: 13.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 56,534,056 km

• M1: 105,766 km (0.106 R)
• M2: 429,495 km (0.089 R)
• M3: 758,012 km (0.111 R)
• M4: 1,079,498 km (0.105 R)
• M5: 1,415,345 km (0.049 R)
• M6: 1,940,733 km (0.106 R)
• M7: 2,804,511 km (0.095 R)
• M8: 3,309,404 km (0.091 R)
• M9: 3,812,801 km (0.113 R)
• M10: 4,107,060 km (0.066 R)
• M11: 4,433,034 km (0.077 R)
• M12: 4,741,205 km (0.097 R)
• M13: 5,477,676 km (0.114 R)
• M14: 6,078,461 km (0.094 R)
• M15: 6,481,328 km (0.112 R)
• M16: 7,084,207 km (0.118 R)
• M17: 7,626,799 km (0.094 R)
• M18: 8,298,792 km (0.057 R)
• M19: 9,338,497 km (0.061 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 650.7

Radius: 10.7

Gravity: 5.68 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 1.15 AU - 1.63 AU

Year: 1093 Days

Day: 5.1 Hours

Environment

Temp: -189 °C

Axial Tilt: 45.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 56,534,056 km

• M1: 133,142 km (0.047 R)
• M2: 491,579 km (0.111 R)
• M3: 829,221 km (0.097 R)
• M4: 1,369,269 km (0.08 R)
• M5: 2,123,841 km (0.08 R)
• M6: 2,680,495 km (0.118 R)
• M7: 4,170,041 km (0.051 R)
• M8: 4,951,540 km (0.099 R)
• M9: 5,870,370 km (0.064 R)
• M10: 6,665,782 km (0.098 R)
• M11: 7,481,390 km (0.091 R)
• M12: 8,043,878 km (0.088 R)
• M13: 8,661,717 km (0.047 R)
• M14: 9,081,488 km (0.109 R)
• M15: 9,456,381 km (0.106 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.54 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 903.5

Radius: 3.9

Gravity: 59.4 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 5.02 AU - 8.06 AU

Year: 11153 Days

Day: 18.2 Hours

Environment

Temp: -228 °C

Axial Tilt: 11 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 56,534,056 km

• M1: 51,312 km (0.111 R)
• M2: 190,588 km (0.039 R)
• M3: 423,811 km (0.104 R)
• M4: 781,499 km (0.056 R)
• M5: 1,236,127 km (0.109 R)
• M6: 2,268,652 km (0.091 R)
• M7: 2,512,047 km (0.103 R)
• M8: 3,884,907 km (0.105 R)
• M9: 5,161,575 km (0.114 R)
• M10: 5,299,355 km (0.092 R)
• M11: 5,950,555 km (0.101 R)
• M12: 7,237,096 km (0.105 R)
• M13: 8,268,873 km (0.072 R)
• M14: 9,915,197 km (0.116 R)
• M15: 11,827,357 km (0.082 R)
• M16: 12,806,625 km (0.075 R)
• M17: 13,575,857 km (0.094 R)
• M18: 13,772,878 km (0.072 R)
• M19: 16,140,713 km (0.04 R)
• M20: 20,522,584 km (0.108 R)
• M21: 20,869,202 km (0.119 R)
• M22: 28,969,179 km (0.06 R)
• M23: 32,346,201 km (0.113 R)
• M24: 32,815,490 km (0.065 R)
• M25: 33,289,117 km (0.088 R)
• M26: 35,353,418 km (0.082 R)
• M27: 35,726,365 km (0.108 R)
• M28: 36,988,522 km (0.11 R)
• M29: 38,804,940 km (0.062 R)
• M30: 39,467,808 km (0.061 R)
• M31: 44,609,337 km (0.115 R)
• M32: 47,114,353 km (0.048 R)
• M33: 49,246,572 km (0.095 R)
• M34: 50,179,614 km (0.09 R)
• M35: 50,808,224 km (0.06 R)
• M36: 52,887,485 km (0.099 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 338 - 12,382 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit