🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.38 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 526.7

Radius: 14.3

Gravity: 2.58 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 0.7 AU - 0.8 AU

Year: 433 Days

Day: 12.3 Hours

Environment

Temp: -163 °C

Axial Tilt: 34.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 52,894,978 km

• M1: 180,864 km (0.082 R)
• M2: 305,329 km (0.099 R)
• M3: 434,731 km (0.073 R)
• M4: 541,694 km (0.074 R)
• M5: 671,096 km (0.025 R)
• M6: 991,684 km (0.059 R)
• M7: 1,095,056 km (0.07 R)
• M8: 1,184,366 km (0.073 R)
• M9: 1,299,856 km (0.062 R)
• M10: 1,404,874 km (0.07 R)
• M11: 1,562,999 km (0.035 R)
• M12: 1,696,290 km (0.115 R)
• M13: 1,801,458 km (0.083 R)
• M14: 1,919,789 km (0.11 R)
• M15: 2,052,034 km (0.115 R)
• M16: 2,193,254 km (0.116 R)
• M17: 2,326,097 km (0.072 R)
• M18: 2,420,194 km (0.109 R)
• M19: 2,697,998 km (0.105 R)
• M20: 2,865,996 km (0.099 R)
• M21: 2,992,855 km (0.069 R)
• M22: 3,089,196 km (0.098 R)
• M23: 3,364,606 km (0.065 R)
• M24: 3,546,068 km (0.07 R)
• M25: 3,821,029 km (0.041 R)
• M26: 3,961,052 km (0.084 R)
• M27: 4,160,167 km (0.083 R)
• M28: 4,253,815 km (0.1 R)
• M29: 4,348,062 km (0.12 R)
• M30: 4,575,900 km (0.12 R)
• M31: 4,777,558 km (0.08 R)
• M32: 4,868,064 km (0.072 R)
• M33: 4,997,466 km (0.064 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 12

Radius: 10

Gravity: 0.12 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 0.8 AU - 0.94 AU

Year: 541 Days

Day: 7.3 Hours

Environment

Temp: -172 °C

Axial Tilt: 29.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 52,894,978 km

• M1: 125,064 km (0.051 R)
• M2: 204,650 km (0.069 R)
• M3: 281,543 km (0.064 R)
• M4: 420,071 km (0.09 R)
• M5: 529,427 km (0.113 R)
• M6: 607,816 km (0.094 R)
• M7: 696,079 km (0.101 R)
• M8: 765,343 km (0.12 R)
• M9: 839,094 km (0.078 R)
• M10: 956,678 km (0.08 R)
• M11: 1,047,185 km (0.104 R)
• M12: 1,168,210 km (0.104 R)
• M13: 1,230,592 km (0.044 R)
• M14: 1,300,903 km (0.075 R)
• M15: 1,399,787 km (0.081 R)
• M16: 1,560,156 km (0.105 R)
• M17: 1,704,518 km (0.044 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 196.5

Radius: 10.7

Gravity: 1.72 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 1.34 AU - 1.36 AU

Year: 1046 Days

Day: 6.9 Hours

Environment

Temp: -187 °C

Axial Tilt: 35 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (44)

Outer Limit: 52,894,978 km

• M1: 135,536 km (0.047 R)
• M2: 255,214 km (0.087 R)
• M3: 331,509 km (0.116 R)
• M4: 408,552 km (0.107 R)
• M5: 486,043 km (0.045 R)
• M6: 577,897 km (0.109 R)
• M7: 676,482 km (0.111 R)
• M8: 772,075 km (0.108 R)
• M9: 858,093 km (0.065 R)
• M10: 927,357 km (0.086 R)
• M11: 1,061,696 km (0.077 R)
• M12: 1,219,372 km (0.118 R)
• M13: 1,332,917 km (0.101 R)
• M14: 1,420,432 km (0.112 R)
• M15: 1,577,061 km (0.068 R)
• M16: 1,676,394 km (0.097 R)
• M17: 1,758,523 km (0.113 R)
• M18: 1,894,507 km (0.102 R)
• M19: 1,973,645 km (0.081 R)
• M20: 2,060,860 km (0.049 R)
• M21: 2,190,711 km (0.091 R)
• M22: 2,351,529 km (0.097 R)
• M23: 2,523,566 km (0.112 R)
• M24: 2,648,032 km (0.058 R)
• M25: 2,789,551 km (0.064 R)
• M26: 2,887,837 km (0.088 R)
• M27: 3,018,287 km (0.061 R)
• M28: 3,150,681 km (0.114 R)
• M29: 3,300,877 km (0.081 R)
• M30: 3,600,522 km (0.058 R)
• M31: 3,908,843 km (0.104 R)
• M32: 4,130,846 km (0.073 R)
• M33: 4,243,344 km (0.11 R)
• M34: 4,348,062 km (0.086 R)
• M35: 4,418,373 km (0.109 R)
• M36: 4,622,873 km (0.1 R)
• M37: 4,748,835 km (0.058 R)
• M38: 5,087,225 km (0.081 R)
• M39: 5,292,174 km (0.114 R)
• M40: 5,424,120 km (0.057 R)
• M41: 5,681,578 km (0.077 R)
• M42: 6,357,760 km (0.096 R)
• M43: 6,477,887 km (0.101 R)
• M44: 6,997,291 km (0.106 R)

Planet 4 - Ice Giant

Semi-Major Axis: 7.22 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 550

Radius: 7.5

Gravity: 9.78 G

Time & Orbit

Eccentricity (e): 0.026

Orbit Range: 7.03 AU - 7.41 AU

Year: 12937 Days

Day: 23.3 Hours

Environment

Temp: -231 °C

Axial Tilt: 16.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (93)

Outer Limit: 52,894,978 km

• M1: 94,995 km (0.112 R)
• M2: 265,536 km (0.119 R)
• M3: 469,139 km (0.087 R)
• M4: 793,018 km (0.113 R)
• M5: 1,113,307 km (0.084 R)
• M6: 1,615,059 km (0.062 R)
• M7: 2,019,571 km (0.117 R)
• M8: 2,483,025 km (0.049 R)
• M9: 2,539,723 km (0.104 R)
• M10: 3,377,920 km (0.066 R)
• M11: 3,440,901 km (0.097 R)
• M12: 3,827,013 km (0.043 R)
• M13: 4,192,929 km (0.045 R)
• M14: 4,605,071 km (0.102 R)
• M15: 5,066,132 km (0.061 R)
• M16: 5,467,653 km (0.07 R)
• M17: 5,728,701 km (0.096 R)
• M18: 6,301,511 km (0.102 R)
• M19: 7,053,091 km (0.091 R)
• M20: 7,296,337 km (0.101 R)
• M21: 7,501,136 km (0.047 R)
• M22: 9,250,983 km (0.111 R)
• M23: 9,921,480 km (0.105 R)
• M24: 10,194,048 km (0.092 R)
• M25: 10,469,158 km (0.12 R)
• M26: 10,607,536 km (0.115 R)
• M27: 10,700,137 km (0.062 R)
• M28: 10,886,237 km (0.111 R)
• M29: 10,932,912 km (0.115 R)
• M30: 11,308,851 km (0.056 R)
• M31: 11,403,546 km (0.096 R)
• M32: 11,545,964 km (0.118 R)
• M33: 12,657,775 km (0.034 R)
• M34: 12,706,843 km (0.081 R)
• M35: 13,652,002 km (0.12 R)
• M36: 13,752,831 km (0.112 R)
• M37: 13,803,396 km (0.088 R)
• M38: 13,904,524 km (0.048 R)
• M39: 13,955,237 km (0.053 R)
• M40: 14,005,951 km (0.107 R)
• M41: 14,158,541 km (0.117 R)
• M42: 14,362,892 km (0.101 R)
• M43: 15,137,809 km (0.111 R)
• M44: 15,190,018 km (0.102 R)
• M45: 15,979,446 km (0.105 R)
• M46: 16,998,357 km (0.113 R)
• M47: 17,161,120 km (0.117 R)
• M48: 17,379,084 km (0.063 R)
• M49: 17,488,290 km (0.109 R)
• M50: 18,204,266 km (0.116 R)
• M51: 18,426,419 km (0.12 R)
• M52: 19,551,095 km (0.07 R)
• M53: 19,778,634 km (0.069 R)
• M54: 19,835,630 km (0.108 R)
• M55: 20,987,684 km (0.09 R)
• M56: 22,935,747 km (0.103 R)
• M57: 23,295,979 km (0.1 R)
• M58: 23,779,479 km (0.065 R)
• M59: 24,510,714 km (0.103 R)
• M60: 25,373,145 km (0.058 R)
• M61: 26,685,418 km (0.107 R)
• M62: 26,811,529 km (0.113 R)
• M63: 28,147,887 km (0.087 R)
• M64: 28,212,064 km (0.047 R)
• M65: 28,533,550 km (0.113 R)
• M66: 29,115,635 km (0.032 R)
• M67: 29,310,412 km (0.037 R)
• M68: 30,818,657 km (0.119 R)
• M69: 31,216,288 km (0.041 R)
• M70: 31,682,286 km (0.114 R)
• M71: 32,284,716 km (0.071 R)
• M72: 32,419,205 km (0.091 R)
• M73: 32,553,843 km (0.083 R)
• M74: 32,688,631 km (0.107 R)
• M75: 34,594,956 km (0.108 R)
• M76: 35,561,658 km (0.054 R)
• M77: 35,769,898 km (0.102 R)
• M78: 35,978,587 km (0.063 R)
• M79: 37,875,039 km (0.114 R)
• M80: 39,014,227 km (0.117 R)
• M81: 39,372,514 km (0.117 R)
• M82: 39,948,017 km (0.102 R)
• M83: 42,204,252 km (0.067 R)
• M84: 42,351,307 km (0.113 R)
• M85: 43,830,531 km (0.107 R)
• M86: 44,950,869 km (0.063 R)
• M87: 45,101,065 km (0.117 R)
• M88: 45,778,594 km (0.111 R)
• M89: 46,080,782 km (0.1 R)
• M90: 48,599,262 km (0.058 R)
• M91: 49,836,436 km (0.082 R)
• M92: 51,005,544 km (0.119 R)
• M93: 52,183,776 km (0.116 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: 440 - 17,501 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit