🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.6 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 27.4

Radius: 10

Gravity: 0.27 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 1.06 AU - 1.32 AU

Year: 866 Days

Day: 13.9 Hours

Environment

Temp: -191 °C

Axial Tilt: 6.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 59,924,473 km

• M1: 124,765 km (0.068 R)
• M2: 469,588 km (0.092 R)
• M3: 948,002 km (0.044 R)
• M4: 1,650,513 km (0.101 R)
• M5: 2,580,713 km (0.057 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 844.8

Radius: 14.3

Gravity: 4.13 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 1.45 AU - 1.53 AU

Year: 1213 Days

Day: 9.8 Hours

Environment

Temp: -184 °C

Axial Tilt: 32.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 59,924,473 km

• M1: 177,872 km (0.107 R)
• M2: 701,165 km (0.062 R)
• M3: 1,324,540 km (0.075 R)
• M4: 2,111,424 km (0.111 R)
• M5: 2,982,383 km (0.045 R)
• M6: 3,862,467 km (0.081 R)
• M7: 4,491,826 km (0.117 R)
• M8: 5,108,169 km (0.094 R)
• M9: 5,780,611 km (0.06 R)
• M10: 6,276,678 km (0.076 R)
• M11: 7,329,248 km (0.096 R)
• M12: 7,993,463 km (0.069 R)
• M13: 8,961,062 km (0.112 R)
• M14: 9,690,052 km (0.074 R)
• M15: 10,524,210 km (0.117 R)
• M16: 12,520,594 km (0.09 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 570.5

Radius: 11.4

Gravity: 4.39 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 2.88 AU - 3.42 AU

Year: 3728 Days

Day: 6.3 Hours

Environment

Temp: -205 °C

Axial Tilt: 7.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 59,924,473 km

• M1: 142,567 km (0.068 R)
• M2: 725,849 km (0.088 R)
• M3: 1,252,433 km (0.03 R)
• M4: 1,777,372 km (0.079 R)
• M5: 3,239,991 km (0.098 R)
• M6: 4,068,314 km (0.099 R)
• M7: 4,464,449 km (0.079 R)
• M8: 5,360,391 km (0.088 R)
• M9: 5,975,238 km (0.084 R)
• M10: 6,636,760 km (0.056 R)
• M11: 14,451,454 km (0.07 R)
• M12: 18,578,111 km (0.106 R)
• M13: 19,181,888 km (0.109 R)
• M14: 21,928,355 km (0.08 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.65 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 639

Radius: 5.8

Gravity: 19 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 5.93 AU - 7.37 AU

Year: 11436 Days

Day: 22.6 Hours

Environment

Temp: -229 °C

Axial Tilt: 5.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 59,924,473 km

• M1: 81,531 km (0.093 R)
• M2: 587,620 km (0.119 R)
• M3: 770,279 km (0.055 R)
• M4: 1,013,226 km (0.119 R)
• M5: 1,231,340 km (0.101 R)
• M6: 2,118,007 km (0.062 R)
• M7: 2,834,431 km (0.043 R)
• M8: 5,181,322 km (0.094 R)
• M9: 5,693,097 km (0.09 R)
• M10: 6,658,900 km (0.095 R)
• M11: 7,346,751 km (0.074 R)
• M12: 8,768,380 km (0.055 R)
• M13: 9,199,072 km (0.106 R)
• M14: 9,896,946 km (0.096 R)
• M15: 12,799,893 km (0.09 R)
• M16: 13,479,367 km (0.095 R)
• M17: 15,454,507 km (0.089 R)
• M18: 15,801,425 km (0.101 R)
• M19: 16,153,578 km (0.12 R)
• M20: 16,727,884 km (0.112 R)
• M21: 17,093,651 km (0.096 R)
• M22: 18,377,350 km (0.064 R)
• M23: 20,713,172 km (0.091 R)
• M24: 21,995,824 km (0.094 R)
• M25: 23,149,523 km (0.104 R)
• M26: 25,480,407 km (0.065 R)
• M27: 26,652,955 km (0.086 R)
• M28: 34,452,539 km (0.11 R)
• M29: 44,618,163 km (0.101 R)
• M30: 48,504,267 km (0.034 R)
• M31: 48,800,770 km (0.104 R)
• M32: 49,098,620 km (0.078 R)

Planet 5 - Ice Giant

Semi-Major Axis: 8.03 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 808

Radius: 4.4

Gravity: 41.74 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 6.18 AU - 9.88 AU

Year: 15174 Days

Day: 23 Hours

Environment

Temp: -237 °C

Axial Tilt: 49.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 59,924,473 km

• M1: 55,501 km (0.1 R)
• M2: 222,751 km (0.117 R)
• M3: 360,381 km (0.117 R)
• M4: 709,543 km (0.075 R)
• M5: 933,042 km (0.1 R)
• M6: 1,256,473 km (0.104 R)
• M7: 1,667,717 km (0.107 R)
• M8: 2,183,381 km (0.072 R)
• M9: 2,327,444 km (0.105 R)
• M10: 2,500,080 km (0.113 R)
• M11: 3,172,372 km (0.089 R)
• M12: 5,040,850 km (0.091 R)
• M13: 5,257,168 km (0.081 R)
• M14: 5,864,087 km (0.04 R)
• M15: 6,601,455 km (0.118 R)
• M16: 7,490,964 km (0.094 R)
• M17: 8,407,550 km (0.113 R)
• M18: 10,003,011 km (0.064 R)
• M19: 12,560,387 km (0.084 R)
• M20: 17,326,575 km (0.111 R)
• M21: 17,819,201 km (0.114 R)
• M22: 18,069,029 km (0.109 R)
• M23: 19,883,651 km (0.057 R)
• M24: 24,996,009 km (0.094 R)
• M25: 28,245,275 km (0.083 R)
• M26: 30,799,509 km (0.099 R)
• M27: 33,000,692 km (0.116 R)
• M28: 33,251,418 km (0.039 R)
• M29: 34,524,945 km (0.102 R)
• M30: 38,817,805 km (0.103 R)
• M31: 39,943,978 km (0.045 R)
• M32: 40,947,181 km (0.091 R)
• M33: 47,162,225 km (0.119 R)
• M34: 50,576,048 km (0.107 R)
• M35: 59,544,889 km (0.115 R)
• M36: 60,477,333 km (0.049 R)
• M37: 66,476,656 km (0.108 R)

Planet 6 - Ice Giant

Semi-Major Axis: 8.18 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 549.9

Radius: 5.1

Gravity: 21.14 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 7.44 AU - 8.92 AU

Year: 15601 Days

Day: 24.9 Hours

Environment

Temp: -237 °C

Axial Tilt: 33.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (42)

Outer Limit: 59,924,473 km

• M1: 63,429 km (0.118 R)
• M2: 342,280 km (0.097 R)
• M3: 579,093 km (0.07 R)
• M4: 1,103,434 km (0.041 R)
• M5: 2,334,176 km (0.097 R)
• M6: 4,040,040 km (0.116 R)
• M7: 4,404,012 km (0.116 R)
• M8: 4,691,240 km (0.116 R)
• M9: 4,956,925 km (0.081 R)
• M10: 5,664,972 km (0.108 R)
• M11: 6,238,830 km (0.083 R)
• M12: 6,398,151 km (0.093 R)
• M13: 6,560,166 km (0.041 R)
• M14: 6,977,394 km (0.115 R)
• M15: 7,456,556 km (0.101 R)
• M16: 7,681,551 km (0.117 R)
• M17: 9,700,375 km (0.106 R)
• M18: 9,968,604 km (0.055 R)
• M19: 10,519,722 km (0.117 R)
• M20: 10,802,911 km (0.069 R)
• M21: 12,047,715 km (0.03 R)
• M22: 14,607,933 km (0.029 R)
• M23: 15,246,417 km (0.106 R)
• M24: 16,502,740 km (0.103 R)
• M25: 20,772,263 km (0.108 R)
• M26: 22,313,420 km (0.081 R)
• M27: 22,780,913 km (0.103 R)
• M28: 23,064,401 km (0.034 R)
• M29: 25,317,345 km (0.086 R)
• M30: 29,801,990 km (0.094 R)
• M31: 31,994,048 km (0.075 R)
• M32: 38,672,097 km (0.11 R)
• M33: 43,267,145 km (0.064 R)
• M34: 44,433,560 km (0.079 R)
• M35: 46,828,621 km (0.091 R)
• M36: 48,993,901 km (0.089 R)
• M37: 51,063,288 km (0.117 R)
• M38: 51,711,646 km (0.094 R)
• M39: 55,546,138 km (0.074 R)
• M40: 56,059,857 km (0.101 R)
• M41: 56,231,895 km (0.1 R)
• M42: 59,745,051 km (0.041 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 175 - 12,296 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit