🌌 Stone's Star System Generator

Asteroid Belt

Center: 1.35 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 2.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 171.4

Radius: 10.7

Gravity: 1.5 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 2.2 AU - 3.18 AU

Year: 2942 Days

Day: 6 Hours

Environment

Temp: -219 °C

Axial Tilt: 10 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 39,377,248 km

• M1: 133,890 km (0.045 R)
• M2: 523,293 km (0.035 R)
• M3: 899,831 km (0.096 R)
• M4: 1,298,809 km (0.05 R)
• M5: 1,961,078 km (0.057 R)
• M6: 2,431,265 km (0.025 R)
• M7: 2,919,552 km (0.086 R)
• M8: 3,347,103 km (0.114 R)
• M9: 4,093,746 km (0.091 R)
• M10: 4,948,099 km (0.112 R)
• M11: 5,780,911 km (0.048 R)
• M12: 6,125,285 km (0.085 R)
• M13: 7,373,380 km (0.116 R)
• M14: 8,605,767 km (0.025 R)
• M15: 10,841,956 km (0.064 R)
• M16: 13,361,184 km (0.086 R)

Planet 2 - Gas Giant

Semi-Major Axis: 3.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 856

Radius: 14.3

Gravity: 4.19 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 2.64 AU - 3.84 AU

Year: 3889 Days

Day: 8.3 Hours

Environment

Temp: -222 °C

Axial Tilt: 31 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 39,377,248 km

• M1: 177,872 km (0.115 R)
• M2: 698,024 km (0.115 R)
• M3: 1,177,934 km (0.107 R)
• M4: 2,890,380 km (0.081 R)
• M5: 3,676,816 km (0.082 R)
• M6: 4,339,535 km (0.04 R)
• M7: 5,621,439 km (0.088 R)
• M8: 6,946,727 km (0.073 R)
• M9: 7,614,382 km (0.063 R)
• M10: 8,251,370 km (0.116 R)
• M11: 10,941,289 km (0.096 R)
• M12: 12,703,702 km (0.1 R)
• M13: 13,348,020 km (0.099 R)
• M14: 14,014,029 km (0.094 R)
• M15: 15,468,420 km (0.031 R)
• M16: 17,500,857 km (0.076 R)
• M17: 18,675,948 km (0.117 R)
• M18: 19,379,955 km (0.084 R)
• M19: 21,045,877 km (0.086 R)
• M20: 22,303,247 km (0.103 R)
• M21: 25,121,372 km (0.087 R)

Planet 3 - Gas Giant

Semi-Major Axis: 5.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 182.1

Radius: 11.5

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 4.03 AU - 6.71 AU

Year: 8298 Days

Day: 10.4 Hours

Environment

Temp: -234 °C

Axial Tilt: 33.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 39,377,248 km

• M1: 168,447 km (0.081 R)
• M2: 1,303,745 km (0.067 R)
• M3: 1,915,002 km (0.103 R)
• M4: 3,308,806 km (0.044 R)
• M5: 5,183,267 km (0.103 R)
• M6: 8,768,978 km (0.077 R)
• M7: 10,290,389 km (0.115 R)
• M8: 13,089,963 km (0.11 R)
• M9: 16,887,206 km (0.119 R)
• M10: 17,483,802 km (0.115 R)
• M11: 19,100,656 km (0.083 R)
• M12: 21,293,761 km (0.112 R)
• M13: 23,575,876 km (0.098 R)
• M14: 25,005,434 km (0.116 R)
• M15: 26,253,678 km (0.035 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.15 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 754.8

Radius: 4.7

Gravity: 34.17 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 5.27 AU - 7.03 AU

Year: 10170 Days

Day: 24.1 Hours

Environment

Temp: -237 °C

Axial Tilt: 42.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 39,377,248 km

• M1: 58,493 km (0.044 R)
• M2: 204,650 km (0.093 R)
• M3: 613,052 km (0.089 R)
• M4: 968,197 km (0.109 R)
• M5: 1,156,242 km (0.104 R)
• M6: 1,712,596 km (0.085 R)
• M7: 1,888,524 km (0.097 R)
• M8: 2,041,562 km (0.115 R)
• M9: 2,591,634 km (0.042 R)
• M10: 3,235,204 km (0.067 R)
• M11: 4,118,579 km (0.066 R)
• M12: 5,554,868 km (0.106 R)
• M13: 7,009,558 km (0.109 R)
• M14: 7,295,290 km (0.086 R)
• M15: 7,588,651 km (0.111 R)
• M16: 7,802,875 km (0.091 R)
• M17: 9,516,519 km (0.107 R)
• M18: 11,078,321 km (0.104 R)
• M19: 11,298,828 km (0.109 R)
• M20: 11,691,522 km (0.095 R)
• M21: 12,327,014 km (0.09 R)
• M22: 12,924,358 km (0.117 R)
• M23: 13,540,851 km (0.095 R)
• M24: 13,983,811 km (0.025 R)
• M25: 15,371,032 km (0.111 R)
• M26: 17,138,979 km (0.106 R)
• M27: 18,647,375 km (0.119 R)
• M28: 24,343,314 km (0.111 R)
• M29: 31,097,957 km (0.115 R)
• M30: 31,316,818 km (0.113 R)
• M31: 33,332,949 km (0.044 R)
• M32: 36,032,742 km (0.101 R)
• M33: 37,250,767 km (0.109 R)
• M34: 39,511,790 km (0.117 R)
• M35: 41,464,640 km (0.103 R)

Planet 5 - Ice Giant

Semi-Major Axis: 7.31 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 688

Radius: 3.9

Gravity: 45.23 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 5.8 AU - 8.82 AU

Year: 13180 Days

Day: 24.1 Hours

Environment

Temp: -221 °C

Axial Tilt: 26.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 39,377,248 km

• M1: 48,470 km (0.095 R)
• M2: 178,171 km (0.102 R)
• M3: 307,424 km (0.079 R)
• M4: 516,711 km (0.089 R)
• M5: 787,184 km (0.099 R)
• M6: 1,109,268 km (0.078 R)
• M7: 1,652,308 km (0.072 R)
• M8: 1,816,417 km (0.094 R)
• M9: 2,009,548 km (0.119 R)
• M10: 2,395,511 km (0.055 R)
• M11: 2,898,459 km (0.055 R)
• M12: 3,237,148 km (0.116 R)
• M13: 3,548,013 km (0.098 R)
• M14: 4,893,197 km (0.086 R)
• M15: 5,372,658 km (0.076 R)
• M16: 6,305,849 km (0.079 R)
• M17: 6,464,573 km (0.117 R)
• M18: 6,625,989 km (0.053 R)
• M19: 6,999,086 km (0.05 R)
• M20: 7,518,041 km (0.094 R)
• M21: 8,439,115 km (0.119 R)
• M22: 9,330,419 km (0.085 R)
• M23: 9,904,875 km (0.074 R)
• M24: 12,502,044 km (0.093 R)
• M25: 14,950,961 km (0.109 R)
• M26: 15,375,968 km (0.072 R)
• M27: 17,234,273 km (0.113 R)
• M28: 19,570,992 km (0.025 R)
• M29: 19,909,083 km (0.066 R)
• M30: 24,566,813 km (0.094 R)
• M31: 28,259,337 km (0.082 R)
• M32: 29,457,317 km (0.095 R)
• M33: 33,373,789 km (0.115 R)
• M34: 36,592,686 km (0.105 R)
• M35: 38,145,662 km (0.04 R)
• M36: 39,205,114 km (0.067 R)
• M37: 41,244,133 km (0.093 R)
• M38: 41,521,188 km (0.05 R)
• M39: 48,549,895 km (0.086 R)
• M40: 49,636,873 km (0.116 R)

Planet 6 - Ice Giant

Semi-Major Axis: 7.41 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 209.9

Radius: 3.2

Gravity: 20.5 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 6.66 AU - 8.16 AU

Year: 13451 Days

Day: 18.6 Hours

Environment

Temp: -227 °C

Axial Tilt: 31.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 39,377,248 km

• M1: 40,092 km (0.066 R)
• M2: 885,021 km (0.091 R)
• M3: 1,427,912 km (0.105 R)
• M4: 1,558,810 km (0.048 R)
• M5: 1,814,622 km (0.116 R)
• M6: 2,267,156 km (0.098 R)
• M7: 4,555,405 km (0.06 R)
• M8: 5,475,731 km (0.084 R)
• M9: 6,165,527 km (0.113 R)
• M10: 7,059,673 km (0.082 R)
• M11: 7,675,418 km (0.111 R)
• M12: 8,881,177 km (0.099 R)
• M13: 10,448,813 km (0.114 R)
• M14: 20,029,958 km (0.098 R)
• M15: 32,400,954 km (0.078 R)
• M16: 32,921,854 km (0.088 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 515 - 12,989 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit