🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.29 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 858.9

Radius: 10.8

Gravity: 7.36 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 0.52 AU - 0.64 AU

Year: 305 Days

Day: 5.5 Hours

Environment

Temp: -144 °C

Axial Tilt: 170.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 58,741,464 km

• M1: 134,488 km (0.061 R)
• M2: 982,858 km (0.064 R)
• M3: 1,327,382 km (0.034 R)
• M4: 2,021,067 km (0.078 R)
• M5: 2,536,881 km (0.113 R)
• M6: 3,034,294 km (0.076 R)
• M7: 3,491,913 km (0.086 R)
• M8: 4,135,035 km (0.071 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 222.8

Radius: 8.5

Gravity: 3.08 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 0.74 AU - 0.94 AU

Year: 531 Days

Day: 10.4 Hours

Environment

Temp: -159 °C

Axial Tilt: 34 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 58,741,464 km

• M1: 111,750 km (0.12 R)
• M2: 634,893 km (0.113 R)
• M3: 998,715 km (0.077 R)
• M4: 2,003,863 km (0.086 R)
• M5: 3,166,837 km (0.036 R)
• M6: 3,839,878 km (0.109 R)
• M7: 4,404,760 km (0.066 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 607.6

Radius: 14.8

Gravity: 2.77 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 0.93 AU - 1.19 AU

Year: 753 Days

Day: 11.2 Hours

Environment

Temp: -176 °C

Axial Tilt: 21 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 58,741,464 km

• M1: 184,005 km (0.118 R)
• M2: 770,579 km (0.076 R)
• M3: 1,268,291 km (0.101 R)
• M4: 1,841,699 km (0.118 R)
• M5: 2,503,371 km (0.11 R)
• M6: 3,571,948 km (0.107 R)
• M7: 4,388,902 km (0.113 R)
• M8: 5,220,966 km (0.071 R)
• M9: 6,116,758 km (0.059 R)
• M10: 7,091,089 km (0.076 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 906.9

Radius: 12.3

Gravity: 5.99 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 3.33 AU - 3.43 AU

Year: 4289 Days

Day: 14.9 Hours

Environment

Temp: -211 °C

Axial Tilt: 6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 58,741,464 km

• M1: 153,039 km (0.085 R)
• M2: 564,732 km (0.118 R)
• M3: 965,205 km (0.05 R)
• M4: 1,710,951 km (0.108 R)
• M5: 2,958,298 km (0.08 R)
• M6: 4,462,504 km (0.093 R)
• M7: 5,189,550 km (0.079 R)
• M8: 6,269,647 km (0.076 R)
• M9: 7,778,640 km (0.078 R)
• M10: 10,324,497 km (0.097 R)
• M11: 11,269,058 km (0.05 R)
• M12: 11,738,646 km (0.116 R)
• M13: 14,016,124 km (0.041 R)
• M14: 15,921,851 km (0.106 R)
• M15: 17,553,964 km (0.043 R)
• M16: 19,361,555 km (0.055 R)
• M17: 20,241,789 km (0.102 R)
• M18: 21,647,709 km (0.089 R)
• M19: 22,521,959 km (0.111 R)
• M20: 24,653,430 km (0.068 R)
• M21: 25,930,098 km (0.117 R)
• M22: 29,490,527 km (0.12 R)

Planet 5 - Ice Giant

Semi-Major Axis: 5.95 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 232.5

Radius: 3.8

Gravity: 16.1 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 5.39 AU - 6.51 AU

Year: 10018 Days

Day: 21.3 Hours

Environment

Temp: -222 °C

Axial Tilt: 38.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 58,741,464 km

• M1: 49,218 km (0.094 R)
• M2: 388,805 km (0.063 R)
• M3: 509,381 km (0.085 R)
• M4: 804,986 km (0.059 R)
• M5: 968,048 km (0.061 R)
• M6: 1,248,544 km (0.117 R)
• M7: 1,419,983 km (0.1 R)
• M8: 1,568,234 km (0.117 R)
• M9: 1,881,492 km (0.061 R)
• M10: 2,836,974 km (0.105 R)
• M11: 3,584,814 km (0.118 R)
• M12: 4,613,299 km (0.112 R)
• M13: 5,223,808 km (0.09 R)
• M14: 6,270,694 km (0.102 R)
• M15: 6,535,931 km (0.071 R)
• M16: 7,053,390 km (0.105 R)
• M17: 9,966,958 km (0.049 R)
• M18: 10,745,017 km (0.104 R)
• M19: 11,961,397 km (0.081 R)
• M20: 12,266,427 km (0.073 R)
• M21: 13,320,643 km (0.043 R)
• M22: 14,837,865 km (0.09 R)
• M23: 20,941,159 km (0.107 R)
• M24: 22,518,818 km (0.098 R)
• M25: 26,333,414 km (0.045 R)
• M26: 33,176,170 km (0.045 R)

Asteroid Belt

Center: 6.61 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Ice Giant

Semi-Major Axis: 7.26 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 691.5

Radius: 7.3

Gravity: 12.98 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 6.54 AU - 7.98 AU

Year: 13503 Days

Day: 17.7 Hours

Environment

Temp: -227 °C

Axial Tilt: 179.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 58,741,464 km

• M1: 91,255 km (0.064 R)
• M2: 432,787 km (0.076 R)
• M3: 673,639 km (0.115 R)
• M4: 985,401 km (0.108 R)
• M5: 1,658,592 km (0.068 R)
• M6: 2,012,690 km (0.114 R)
• M7: 2,457,594 km (0.1 R)
• M8: 3,334,537 km (0.1 R)
• M9: 4,044,977 km (0.082 R)
• M10: 4,561,389 km (0.102 R)
• M11: 5,542,900 km (0.097 R)
• M12: 6,336,816 km (0.063 R)
• M13: 7,599,422 km (0.068 R)
• M14: 9,429,154 km (0.103 R)
• M15: 9,690,052 km (0.103 R)
• M16: 12,014,355 km (0.079 R)
• M17: 14,826,196 km (0.055 R)
• M18: 16,647,849 km (0.095 R)
• M19: 17,573,262 km (0.091 R)
• M20: 17,809,776 km (0.027 R)
• M21: 20,036,092 km (0.079 R)
• M22: 20,905,554 km (0.091 R)
• M23: 24,933,178 km (0.091 R)
• M24: 35,729,656 km (0.096 R)
• M25: 37,918,871 km (0.118 R)
• M26: 41,717,012 km (0.093 R)
• M27: 43,708,010 km (0.082 R)
• M28: 45,464,139 km (0.108 R)
• M29: 50,694,679 km (0.057 R)
• M30: 53,785,371 km (0.054 R)
• M31: 54,619,080 km (0.085 R)
• M32: 58,390,293 km (0.091 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 274 - 15,206 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit