🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.4 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 622

Radius: 9.9

Gravity: 6.35 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 0.64 AU - 0.94 AU

Year: 461 Days

Day: 13.5 Hours

Environment

Temp: -139 °C

Axial Tilt: 38.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 62,661,822 km

• M1: 123,269 km (0.111 R)
• M2: 488,587 km (0.107 R)
• M3: 1,233,584 km (0.12 R)
• M4: 1,951,654 km (0.1 R)
• M5: 2,395,511 km (0.113 R)
• M6: 2,779,528 km (0.115 R)
• M7: 3,308,656 km (0.03 R)
• M8: 3,812,651 km (0.066 R)
• M9: 4,296,750 km (0.115 R)
• M10: 4,959,319 km (0.081 R)
• M11: 5,487,399 km (0.117 R)
• M12: 5,929,461 km (0.087 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 293.5

Radius: 8

Gravity: 4.59 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 1.02 AU - 1.16 AU

Year: 747 Days

Day: 11 Hours

Environment

Temp: -161 °C

Axial Tilt: 33 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 62,661,822 km

• M1: 99,483 km (0.109 R)
• M2: 437,424 km (0.107 R)
• M3: 784,042 km (0.086 R)
• M4: 1,388,268 km (0.064 R)
• M5: 1,815,669 km (0.078 R)
• M6: 2,235,142 km (0.095 R)
• M7: 2,771,001 km (0.049 R)
• M8: 3,150,531 km (0.069 R)
• M9: 3,628,197 km (0.09 R)
• M10: 3,986,634 km (0.067 R)
• M11: 4,296,002 km (0.062 R)
• M12: 5,010,930 km (0.052 R)
• M13: 5,288,285 km (0.053 R)
• M14: 6,054,076 km (0.113 R)

Planet 3 - Ice Giant

Semi-Major Axis: 5.97 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 831.3

Radius: 4

Gravity: 51.96 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 5.46 AU - 6.48 AU

Year: 9569 Days

Day: 18.8 Hours

Environment

Temp: -217 °C

Axial Tilt: 31.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 62,661,822 km

• M1: 49,816 km (0.041 R)
• M2: 185,801 km (0.109 R)
• M3: 324,777 km (0.054 R)
• M4: 542,741 km (0.111 R)
• M5: 770,279 km (0.085 R)
• M6: 1,092,513 km (0.064 R)
• M7: 1,768,097 km (0.114 R)
• M8: 2,104,244 km (0.101 R)
• M9: 2,231,402 km (0.048 R)
• M10: 2,383,094 km (0.109 R)
• M11: 2,771,301 km (0.112 R)
• M12: 3,320,175 km (0.081 R)
• M13: 3,698,209 km (0.08 R)
• M14: 4,160,616 km (0.087 R)
• M15: 4,972,484 km (0.116 R)
• M16: 5,534,972 km (0.108 R)
• M17: 5,673,200 km (0.096 R)
• M18: 6,745,817 km (0.026 R)
• M19: 7,644,750 km (0.06 R)
• M20: 9,528,188 km (0.107 R)
• M21: 10,236,234 km (0.117 R)
• M22: 11,927,737 km (0.041 R)
• M23: 17,801,548 km (0.059 R)
• M24: 20,475,909 km (0.098 R)
• M25: 22,869,924 km (0.082 R)
• M26: 23,586,797 km (0.036 R)
• M27: 26,408,363 km (0.098 R)
• M28: 31,597,165 km (0.052 R)
• M29: 37,796,500 km (0.113 R)
• M30: 38,671,498 km (0.104 R)
• M31: 45,879,124 km (0.074 R)
• M32: 46,020,494 km (0.107 R)
• M33: 46,731,383 km (0.113 R)

Planet 4 - Ice Giant

Semi-Major Axis: 7.21 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 948.8

Radius: 7.1

Gravity: 18.82 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 7.1 AU - 7.32 AU

Year: 12700 Days

Day: 24.6 Hours

Environment

Temp: -220 °C

Axial Tilt: 31.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 62,661,822 km

• M1: 88,263 km (0.051 R)
• M2: 312,360 km (0.107 R)
• M3: 545,135 km (0.119 R)
• M4: 1,101,639 km (0.096 R)
• M5: 1,881,193 km (0.093 R)
• M6: 2,887,837 km (0.113 R)
• M7: 3,335,584 km (0.075 R)
• M8: 3,800,085 km (0.099 R)
• M9: 4,658,328 km (0.032 R)
• M10: 5,565,190 km (0.089 R)
• M11: 5,905,077 km (0.119 R)
• M12: 6,461,282 km (0.085 R)
• M13: 7,182,942 km (0.093 R)
• M14: 8,988,588 km (0.042 R)
• M15: 10,329,583 km (0.083 R)
• M16: 10,555,925 km (0.09 R)
• M17: 11,922,202 km (0.036 R)
• M18: 12,809,318 km (0.066 R)
• M19: 13,604,131 km (0.116 R)
• M20: 13,944,915 km (0.082 R)
• M21: 17,272,570 km (0.06 R)
• M22: 18,573,024 km (0.065 R)
• M23: 19,590,290 km (0.104 R)
• M24: 21,367,513 km (0.081 R)
• M25: 26,380,986 km (0.099 R)
• M26: 27,448,217 km (0.071 R)
• M27: 37,976,317 km (0.116 R)
• M28: 41,435,469 km (0.077 R)
• M29: 42,875,947 km (0.092 R)
• M30: 43,167,962 km (0.026 R)
• M31: 44,200,636 km (0.119 R)
• M32: 48,023,460 km (0.067 R)
• M33: 50,419,718 km (0.096 R)
• M34: 51,729,897 km (0.059 R)
• M35: 55,622,583 km (0.064 R)
• M36: 56,844,947 km (0.091 R)
• M37: 59,162,517 km (0.044 R)
• M38: 59,888,067 km (0.11 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: 273 - 19,389 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit