🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.61 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 906.7

Radius: 12.6

Gravity: 5.71 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 1.04 AU - 1.4 AU

Year: 870 Days

Day: 7.4 Hours

Environment

Temp: -163 °C

Axial Tilt: 38.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 44,373,032 km

• M1: 156,629 km (0.088 R)
• M2: 556,654 km (0.117 R)
• M3: 1,140,833 km (0.102 R)
• M4: 2,081,355 km (0.087 R)
• M5: 3,136,170 km (0.049 R)
• M6: 4,067,117 km (0.085 R)
• M7: 4,695,129 km (0.093 R)
• M8: 5,136,443 km (0.042 R)
• M9: 5,727,055 km (0.069 R)
• M10: 6,145,780 km (0.105 R)
• M11: 7,675,119 km (0.09 R)
• M12: 8,745,192 km (0.116 R)
• M13: 9,882,735 km (0.067 R)
• M14: 10,303,254 km (0.103 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 479.4

Radius: 13.2

Gravity: 2.75 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 1.24 AU - 1.52 AU

Year: 1047 Days

Day: 12.8 Hours

Environment

Temp: -168 °C

Axial Tilt: 39.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 44,373,032 km

• M1: 167,699 km (0.08 R)
• M2: 694,134 km (0.088 R)
• M3: 1,304,344 km (0.036 R)
• M4: 2,231,103 km (0.033 R)
• M5: 2,995,249 km (0.102 R)
• M6: 4,257,406 km (0.056 R)
• M7: 4,691,539 km (0.045 R)
• M8: 6,280,268 km (0.049 R)
• M9: 6,755,989 km (0.113 R)
• M10: 8,203,050 km (0.098 R)
• M11: 8,986,344 km (0.11 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 122.1

Radius: 10.2

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 3.45 AU - 5.31 AU

Year: 5919 Days

Day: 10.6 Hours

Environment

Temp: -215 °C

Axial Tilt: 20.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 44,373,032 km

• M1: 127,158 km (0.072 R)
• M2: 455,077 km (0.083 R)
• M3: 869,313 km (0.097 R)
• M4: 1,546,393 km (0.041 R)
• M5: 2,295,131 km (0.077 R)
• M6: 2,647,284 km (0.096 R)
• M7: 5,707,009 km (0.05 R)
• M8: 7,002,527 km (0.085 R)
• M9: 7,505,475 km (0.051 R)
• M10: 8,256,306 km (0.113 R)
• M11: 9,980,721 km (0.101 R)
• M12: 10,465,867 km (0.106 R)
• M13: 14,883,791 km (0.103 R)
• M14: 15,666,338 km (0.093 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.59 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 895.5

Radius: 3.4

Gravity: 77.47 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 5.67 AU - 7.51 AU

Year: 10923 Days

Day: 20.7 Hours

Environment

Temp: -223 °C

Axial Tilt: 12.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 44,373,032 km

• M1: 42,486 km (0.106 R)
• M2: 188,194 km (0.109 R)
• M3: 345,122 km (0.095 R)
• M4: 520,750 km (0.082 R)
• M5: 1,076,057 km (0.046 R)
• M6: 1,482,814 km (0.085 R)
• M7: 1,966,763 km (0.026 R)
• M8: 2,149,273 km (0.069 R)
• M9: 2,901,750 km (0.109 R)
• M10: 3,187,482 km (0.092 R)
• M11: 3,362,661 km (0.083 R)
• M12: 5,343,935 km (0.11 R)
• M13: 6,985,622 km (0.106 R)
• M14: 7,111,284 km (0.119 R)
• M15: 7,943,049 km (0.06 R)
• M16: 9,034,066 km (0.11 R)
• M17: 9,233,480 km (0.058 R)
• M18: 11,392,476 km (0.107 R)
• M19: 14,671,811 km (0.111 R)
• M20: 15,086,496 km (0.046 R)
• M21: 16,011,759 km (0.075 R)
• M22: 16,157,318 km (0.113 R)
• M23: 17,817,854 km (0.095 R)
• M24: 18,052,873 km (0.054 R)
• M25: 20,861,423 km (0.062 R)
• M26: 23,758,236 km (0.084 R)
• M27: 25,302,385 km (0.119 R)
• M28: 29,891,151 km (0.114 R)
• M29: 30,111,957 km (0.052 R)
• M30: 32,847,504 km (0.075 R)
• M31: 35,127,076 km (0.11 R)
• M32: 43,014,175 km (0.116 R)
• M33: 44,721,535 km (0.086 R)
• M34: 47,366,276 km (0.039 R)
• M35: 52,002,763 km (0.081 R)
• M36: 52,964,977 km (0.088 R)
• M37: 54,266,328 km (0.053 R)

Planet 5 - Ice Giant

Semi-Major Axis: 10.04 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 128.8

Radius: 7.7

Gravity: 2.17 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 9.14 AU - 10.94 AU

Year: 20541 Days

Day: 15.9 Hours

Environment

Temp: -226 °C

Axial Tilt: 14.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 44,373,032 km

• M1: 95,743 km (0.095 R)
• M2: 345,421 km (0.09 R)
• M3: 762,949 km (0.099 R)
• M4: 1,687,015 km (0.103 R)
• M5: 1,945,820 km (0.118 R)
• M6: 3,080,968 km (0.098 R)
• M7: 3,591,546 km (0.034 R)
• M8: 3,997,554 km (0.113 R)
• M9: 4,405,508 km (0.092 R)
• M10: 8,513,316 km (0.111 R)
• M11: 13,293,865 km (0.099 R)
• M12: 13,592,463 km (0.098 R)
• M13: 15,217,843 km (0.116 R)
• M14: 15,610,687 km (0.079 R)
• M15: 17,108,910 km (0.1 R)
• M16: 20,706,140 km (0.1 R)
• M17: 23,279,673 km (0.05 R)
• M18: 23,888,985 km (0.12 R)
• M19: 26,715,786 km (0.109 R)
• M20: 28,951,826 km (0.108 R)
• M21: 30,064,235 km (0.069 R)
• M22: 32,806,215 km (0.099 R)
• M23: 33,792,962 km (0.119 R)
• M24: 34,912,253 km (0.107 R)
• M25: 35,940,739 km (0.097 R)
• M26: 41,387,597 km (0.109 R)
• M27: 41,641,764 km (0.116 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 440 - 19,455 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit