🌌 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: 914.4

Radius: 11.7

Gravity: 6.68 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 0.65 AU - 0.93 AU

Year: 476 Days

Day: 11.7 Hours

Environment

Temp: -167 °C

Axial Tilt: 57.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 41,187,975 km

• M1: 146,157 km (0.106 R)
• M2: 520,900 km (0.093 R)
• M3: 944,262 km (0.094 R)
• M4: 1,331,421 km (0.107 R)
• M5: 1,716,935 km (0.111 R)
• M6: 2,224,072 km (0.105 R)
• M7: 3,055,537 km (0.038 R)
• M8: 3,569,555 km (0.093 R)
• M9: 4,140,570 km (0.11 R)
• M10: 4,646,809 km (0.109 R)
• M11: 5,518,516 km (0.105 R)
• M12: 6,653,216 km (0.028 R)

Planet 2 - Gas Giant

Semi-Major Axis: 3.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 220.3

Radius: 9.3

Gravity: 2.55 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 2.36 AU - 3.84 AU

Year: 3702 Days

Day: 11.8 Hours

Environment

Temp: -209 °C

Axial Tilt: 37.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 41,187,975 km

• M1: 115,789 km (0.028 R)
• M2: 421,567 km (0.118 R)
• M3: 861,684 km (0.093 R)
• M4: 1,191,846 km (0.112 R)
• M5: 1,795,474 km (0.097 R)
• M6: 2,867,941 km (0.068 R)
• M7: 3,213,512 km (0.065 R)
• M8: 3,551,753 km (0.089 R)
• M9: 3,895,080 km (0.032 R)
• M10: 4,607,016 km (0.068 R)
• M11: 5,883,535 km (0.119 R)
• M12: 8,887,909 km (0.11 R)
• M13: 9,696,036 km (0.119 R)
• M14: 11,497,344 km (0.092 R)
• M15: 12,171,283 km (0.08 R)
• M16: 12,787,626 km (0.097 R)
• M17: 13,338,595 km (0.077 R)
• M18: 15,991,115 km (0.069 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 872.1

Radius: 8

Gravity: 13.63 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 2.42 AU - 3.86 AU

Year: 3774 Days

Day: 8.7 Hours

Environment

Temp: -214 °C

Axial Tilt: 38.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 41,187,975 km

• M1: 99,483 km (0.071 R)
• M2: 403,316 km (0.059 R)
• M3: 680,222 km (0.077 R)
• M4: 1,618,051 km (0.103 R)
• M5: 1,976,188 km (0.069 R)
• M6: 2,465,373 km (0.09 R)
• M7: 4,427,199 km (0.088 R)
• M8: 4,923,116 km (0.12 R)
• M9: 5,211,541 km (0.107 R)
• M10: 6,204,721 km (0.076 R)
• M11: 7,185,335 km (0.038 R)
• M12: 7,522,679 km (0.064 R)
• M13: 8,673,984 km (0.072 R)
• M14: 9,490,639 km (0.066 R)
• M15: 10,021,412 km (0.114 R)
• M16: 12,926,902 km (0.115 R)
• M17: 13,375,994 km (0.108 R)
• M18: 15,277,533 km (0.102 R)
• M19: 16,006,374 km (0.057 R)
• M20: 20,603,516 km (0.1 R)
• M21: 21,701,714 km (0.097 R)
• M22: 22,622,340 km (0.096 R)
• M23: 24,693,223 km (0.097 R)
• M24: 25,230,130 km (0.058 R)
• M25: 26,089,420 km (0.07 R)
• M26: 26,887,375 km (0.096 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 154.7

Radius: 10.1

Gravity: 1.52 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 3.51 AU - 3.91 AU

Year: 4847 Days

Day: 14.6 Hours

Environment

Temp: -219 °C

Axial Tilt: 47.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 41,187,975 km

• M1: 127,906 km (0.045 R)
• M2: 608,564 km (0.087 R)
• M3: 1,107,024 km (0.109 R)
• M4: 1,766,302 km (0.119 R)
• M5: 2,307,996 km (0.094 R)
• M6: 2,713,705 km (0.078 R)
• M7: 3,036,837 km (0.086 R)
• M8: 3,351,441 km (0.091 R)
• M9: 3,912,134 km (0.105 R)
• M10: 6,313,030 km (0.097 R)
• M11: 6,801,318 km (0.119 R)
• M12: 8,101,473 km (0.081 R)
• M13: 8,548,022 km (0.097 R)
• M14: 9,044,538 km (0.119 R)
• M15: 9,879,144 km (0.113 R)
• M16: 10,204,968 km (0.04 R)
• M17: 11,462,039 km (0.114 R)
• M18: 14,372,915 km (0.1 R)
• M19: 15,171,318 km (0.073 R)
• M20: 16,856,239 km (0.072 R)
• M21: 17,903,724 km (0.104 R)

Planet 5 - Ice Giant

Semi-Major Axis: 7.33 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 776.5

Radius: 7.3

Gravity: 14.57 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 6.61 AU - 8.05 AU

Year: 13460 Days

Day: 15.3 Hours

Environment

Temp: -241 °C

Axial Tilt: 4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 41,187,975 km

• M1: 91,255 km (0.096 R)
• M2: 369,058 km (0.084 R)
• M3: 622,626 km (0.106 R)
• M4: 1,029,981 km (0.077 R)
• M5: 1,328,579 km (0.054 R)
• M6: 1,885,681 km (0.11 R)
• M7: 2,567,249 km (0.093 R)
• M8: 3,897,473 km (0.069 R)
• M9: 4,314,552 km (0.119 R)
• M10: 6,818,821 km (0.114 R)
• M11: 7,074,334 km (0.109 R)
• M12: 7,424,842 km (0.09 R)
• M13: 7,972,519 km (0.059 R)
• M14: 8,497,757 km (0.104 R)
• M15: 9,830,974 km (0.054 R)
• M16: 13,562,842 km (0.095 R)
• M17: 14,943,630 km (0.057 R)
• M18: 20,425,944 km (0.113 R)
• M19: 27,008,100 km (0.085 R)
• M20: 36,278,082 km (0.104 R)
• M21: 37,849,308 km (0.07 R)
• M22: 38,921,626 km (0.063 R)
• M23: 41,832,801 km (0.028 R)
• M24: 42,690,445 km (0.058 R)
• M25: 44,145,883 km (0.111 R)
• M26: 46,848,518 km (0.112 R)
• M27: 47,309,429 km (0.116 R)
• M28: 48,867,790 km (0.112 R)
• M29: 51,106,373 km (0.106 R)
• M30: 51,922,130 km (0.089 R)
• M31: 53,078,821 km (0.07 R)
• M32: 58,408,245 km (0.054 R)
• M33: 59,479,365 km (0.045 R)

Planet 6 - Ice Giant

Semi-Major Axis: 7.66 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 210.2

Radius: 6.7

Gravity: 4.68 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 5.9 AU - 9.42 AU

Year: 14379 Days

Day: 15.4 Hours

Environment

Temp: -227 °C

Axial Tilt: 17.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 41,187,975 km

• M1: 84,074 km (0.1 R)
• M2: 545,284 km (0.101 R)
• M3: 1,193,193 km (0.092 R)
• M4: 1,494,333 km (0.074 R)
• M5: 1,785,899 km (0.093 R)
• M6: 2,065,797 km (0.059 R)
• M7: 4,860,285 km (0.099 R)
• M8: 5,159,930 km (0.119 R)
• M9: 6,065,296 km (0.109 R)
• M10: 7,379,513 km (0.079 R)
• M11: 11,371,682 km (0.111 R)
• M12: 11,581,418 km (0.032 R)
• M13: 15,682,644 km (0.066 R)
• M14: 16,605,214 km (0.075 R)
• M15: 18,630,470 km (0.103 R)
• M16: 18,848,883 km (0.025 R)
• M17: 21,128,904 km (0.039 R)
• M18: 27,150,817 km (0.047 R)
• M19: 32,721,393 km (0.051 R)
• M20: 40,574,533 km (0.119 R)
• M21: 40,819,125 km (0.113 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 481 - 15,141 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit