🌌 Stone's Star System Generator

Asteroid Belt

Center: 1.66 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 3.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 556.9

Radius: 8.1

Gravity: 8.49 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 3.02 AU - 3.6 AU

Year: 3888 Days

Day: 9.3 Hours

Environment

Temp: -210 °C

Axial Tilt: 14.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 58,866,114 km

• M1: 100,829 km (0.084 R)
• M2: 408,701 km (0.12 R)
• M3: 821,442 km (0.034 R)
• M4: 1,092,214 km (0.079 R)
• M5: 1,653,954 km (0.093 R)
• M6: 2,234,543 km (0.094 R)
• M7: 2,676,306 km (0.1 R)
• M8: 2,979,092 km (0.081 R)
• M9: 3,285,917 km (0.099 R)
• M10: 3,714,366 km (0.072 R)
• M11: 4,092,250 km (0.084 R)
• M12: 5,866,780 km (0.096 R)
• M13: 6,148,472 km (0.119 R)
• M14: 6,558,071 km (0.072 R)
• M15: 6,923,539 km (0.11 R)
• M16: 7,238,293 km (0.036 R)
• M17: 8,738,909 km (0.098 R)
• M18: 10,725,270 km (0.057 R)
• M19: 13,426,409 km (0.059 R)
• M20: 13,768,539 km (0.085 R)
• M21: 14,572,329 km (0.107 R)
• M22: 18,640,643 km (0.11 R)
• M23: 22,711,350 km (0.029 R)
• M24: 23,337,417 km (0.052 R)

Planet 2 - Gas Giant

Semi-Major Axis: 3.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 550

Radius: 11.4

Gravity: 4.23 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 3.8 AU - 3.82 AU

Year: 4802 Days

Day: 11.7 Hours

Environment

Temp: -220 °C

Axial Tilt: 5.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 58,866,114 km

• M1: 141,819 km (0.105 R)
• M2: 1,317,060 km (0.078 R)
• M3: 1,920,537 km (0.104 R)
• M4: 2,394,314 km (0.117 R)
• M5: 2,821,715 km (0.095 R)
• M6: 3,478,150 km (0.074 R)
• M7: 4,007,278 km (0.041 R)
• M8: 5,201,219 km (0.063 R)
• M9: 6,012,039 km (0.077 R)
• M10: 6,494,193 km (0.069 R)
• M11: 7,232,758 km (0.099 R)
• M12: 7,884,257 km (0.079 R)
• M13: 9,147,461 km (0.104 R)
• M14: 9,503,504 km (0.117 R)
• M15: 11,199,196 km (0.093 R)
• M16: 16,020,586 km (0.068 R)
• M17: 17,009,128 km (0.1 R)
• M18: 17,488,141 km (0.093 R)
• M19: 18,599,054 km (0.041 R)
• M20: 19,690,670 km (0.088 R)
• M21: 20,756,854 km (0.07 R)
• M22: 23,738,190 km (0.117 R)
• M23: 24,715,962 km (0.035 R)
• M24: 25,176,274 km (0.034 R)
• M25: 25,798,751 km (0.092 R)
• M26: 27,074,821 km (0.106 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 386.3

Radius: 15

Gravity: 1.72 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 4.77 AU - 4.93 AU

Year: 6896 Days

Day: 6.8 Hours

Environment

Temp: -221 °C

Axial Tilt: 4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 58,866,114 km

• M1: 186,848 km (0.11 R)
• M2: 666,608 km (0.107 R)
• M3: 1,437,336 km (0.109 R)
• M4: 2,242,771 km (0.087 R)
• M5: 2,875,869 km (0.071 R)
• M6: 3,542,328 km (0.119 R)
• M7: 5,906,722 km (0.081 R)
• M8: 6,401,143 km (0.083 R)
• M9: 8,781,245 km (0.115 R)
• M10: 10,192,701 km (0.077 R)
• M11: 10,952,958 km (0.033 R)
• M12: 12,486,485 km (0.098 R)
• M13: 14,050,531 km (0.096 R)
• M14: 14,936,300 km (0.105 R)
• M15: 16,155,224 km (0.066 R)
• M16: 17,376,840 km (0.066 R)
• M17: 18,332,770 km (0.057 R)
• M18: 20,559,385 km (0.062 R)
• M19: 21,920,277 km (0.097 R)
• M20: 23,570,341 km (0.043 R)
• M21: 25,221,154 km (0.095 R)
• M22: 29,371,747 km (0.118 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.69 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 627.2

Radius: 6.4

Gravity: 15.31 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 5.89 AU - 7.49 AU

Year: 11173 Days

Day: 17.4 Hours

Environment

Temp: -233 °C

Axial Tilt: 106.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 58,866,114 km

• M1: 81,531 km (0.104 R)
• M2: 536,458 km (0.102 R)
• M3: 1,237,922 km (0.054 R)
• M4: 1,943,875 km (0.091 R)
• M5: 2,243,370 km (0.116 R)
• M6: 2,760,679 km (0.119 R)
• M7: 2,979,690 km (0.067 R)
• M8: 3,234,156 km (0.08 R)
• M9: 3,477,851 km (0.112 R)
• M10: 4,057,842 km (0.093 R)
• M11: 4,488,834 km (0.099 R)
• M12: 5,208,399 km (0.116 R)
• M13: 6,409,521 km (0.078 R)
• M14: 6,994,000 km (0.119 R)
• M15: 7,827,858 km (0.078 R)
• M16: 10,096,959 km (0.099 R)
• M17: 12,591,054 km (0.11 R)
• M18: 13,381,679 km (0.084 R)
• M19: 14,269,542 km (0.115 R)
• M20: 15,812,645 km (0.1 R)
• M21: 16,303,475 km (0.084 R)
• M22: 16,516,951 km (0.098 R)
• M23: 18,446,016 km (0.058 R)
• M24: 21,785,190 km (0.069 R)
• M25: 22,568,634 km (0.12 R)
• M26: 24,469,425 km (0.03 R)
• M27: 25,126,010 km (0.053 R)
• M28: 25,410,994 km (0.064 R)
• M29: 25,794,263 km (0.103 R)
• M30: 29,842,382 km (0.09 R)
• M31: 34,177,878 km (0.105 R)
• M32: 35,951,510 km (0.117 R)
• M33: 37,413,829 km (0.047 R)
• M34: 38,536,262 km (0.114 R)
• M35: 44,904,194 km (0.066 R)
• M36: 47,029,232 km (0.054 R)
• M37: 48,629,630 km (0.12 R)

Planet 5 - Ice Giant

Semi-Major Axis: 10.95 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 231.8

Radius: 7.4

Gravity: 4.23 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 8.26 AU - 13.64 AU

Year: 23396 Days

Day: 20.9 Hours

Environment

Temp: -229 °C

Axial Tilt: 13.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 58,866,114 km

• M1: 92,003 km (0.049 R)
• M2: 807,081 km (0.069 R)
• M3: 1,248,843 km (0.093 R)
• M4: 2,950,070 km (0.108 R)
• M5: 3,368,196 km (0.059 R)
• M6: 4,415,381 km (0.101 R)
• M7: 5,591,968 km (0.077 R)
• M8: 7,049,201 km (0.048 R)
• M9: 7,751,713 km (0.084 R)
• M10: 8,500,001 km (0.025 R)
• M11: 11,323,960 km (0.104 R)
• M12: 15,644,197 km (0.084 R)
• M13: 17,611,260 km (0.091 R)
• M14: 20,165,195 km (0.036 R)
• M15: 21,306,178 km (0.048 R)
• M16: 22,120,888 km (0.061 R)
• M17: 41,946,345 km (0.084 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 526 - 11,930 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit