🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.54 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.68

Radius: 1.48

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 1.4 AU - 1.68 AU

Year: 669 Days

Day: 24.6 Hours

Environment

Temp: -16 °C

Axial Tilt: 11.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 4.21 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.48

Radius: 1.17

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 3.41 AU - 5.01 AU

Year: 3022 Days

Day: 28.1 Hours

Environment

Temp: -121 °C

Axial Tilt: 18.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 67,436,853 km

• M1: 441,015 km (0.103 R)
• M2: 748,289 km (0.115 R)

Planet 3 - Terrestrial

Semi-Major Axis: 5.41 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.49

Radius: 1.82

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 4.14 AU - 6.68 AU

Year: 4402 Days

Day: 29.2 Hours

Environment

Temp: -141 °C

Axial Tilt: 22.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 67,436,853 km

• M1: 320,588 km (0.113 R)

Asteroid Belt

Center: 5.71 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 6.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 492.3

Radius: 10.3

Gravity: 4.64 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 4.95 AU - 7.07 AU

Year: 5155 Days

Day: 9.4 Hours

Environment

Temp: -132 °C

Axial Tilt: 19.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 67,436,853 km

• M1: 128,205 km (0.067 R)
• M2: 458,069 km (0.06 R)
• M3: 791,223 km (0.107 R)
• M4: 1,236,726 km (0.092 R)
• M5: 1,647,521 km (0.063 R)
• M6: 2,207,466 km (0.119 R)
• M7: 2,750,357 km (0.057 R)
• M8: 3,968,832 km (0.114 R)
• M9: 4,430,191 km (0.086 R)
• M10: 6,181,982 km (0.104 R)
• M11: 7,534,646 km (0.096 R)
• M12: 8,997,414 km (0.068 R)
• M13: 9,430,949 km (0.067 R)
• M14: 10,170,411 km (0.096 R)
• M15: 11,951,972 km (0.088 R)
• M16: 12,427,993 km (0.037 R)
• M17: 13,469,044 km (0.114 R)
• M18: 14,620,948 km (0.091 R)
• M19: 16,353,890 km (0.078 R)
• M20: 17,481,409 km (0.111 R)
• M21: 18,219,674 km (0.084 R)
• M22: 21,801,945 km (0.04 R)
• M23: 23,387,234 km (0.047 R)

Planet 5 - Gas Giant

Semi-Major Axis: 9.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 528.5

Radius: 11.3

Gravity: 4.14 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 7.25 AU - 11.35 AU

Year: 9922 Days

Day: 11.1 Hours

Environment

Temp: -167 °C

Axial Tilt: 10.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 67,436,853 km

• M1: 149,448 km (0.105 R)
• M2: 637,137 km (0.108 R)
• M3: 1,282,652 km (0.107 R)
• M4: 1,664,875 km (0.042 R)
• M5: 2,421,092 km (0.086 R)
• M6: 3,079,622 km (0.095 R)
• M7: 4,139,523 km (0.087 R)
• M8: 5,175,638 km (0.06 R)
• M9: 8,514,812 km (0.098 R)
• M10: 9,842,044 km (0.064 R)
• M11: 11,355,376 km (0.118 R)
• M12: 18,605,188 km (0.098 R)
• M13: 18,976,490 km (0.071 R)
• M14: 20,987,384 km (0.107 R)
• M15: 23,566,302 km (0.095 R)
• M16: 29,045,324 km (0.091 R)
• M17: 35,659,644 km (0.047 R)
• M18: 36,233,203 km (0.075 R)
• M19: 36,812,745 km (0.066 R)

Planet 6 - Ice Giant

Semi-Major Axis: 13.4 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 86.4

Radius: 7.4

Gravity: 1.58 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 12.69 AU - 14.11 AU

Year: 17161 Days

Day: 15.7 Hours

Environment

Temp: -187 °C

Axial Tilt: 12.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 67,436,853 km

• M1: 100,679 km (0.086 R)
• M2: 405,709 km (0.113 R)
• M3: 648,507 km (0.06 R)
• M4: 947,553 km (0.068 R)
• M5: 1,338,153 km (0.088 R)
• M6: 2,443,083 km (0.08 R)
• M7: 3,393,478 km (0.08 R)
• M8: 4,159,718 km (0.056 R)
• M9: 5,064,636 km (0.052 R)
• M10: 5,998,426 km (0.094 R)
• M11: 6,624,942 km (0.046 R)
• M12: 9,792,976 km (0.084 R)
• M13: 19,247,860 km (0.108 R)
• M14: 20,170,131 km (0.117 R)
• M15: 24,073,289 km (0.098 R)
• M16: 29,834,752 km (0.114 R)

Planet 7 - Ice Giant

Semi-Major Axis: 15.56 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 460.3

Radius: 5.2

Gravity: 17.02 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 12 AU - 19.12 AU

Year: 21473 Days

Day: 22 Hours

Environment

Temp: -197 °C

Axial Tilt: 2.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 67,436,853 km

• M1: 64,925 km (0.085 R)
• M2: 228,885 km (0.091 R)
• M3: 478,713 km (0.068 R)
• M4: 683,961 km (0.05 R)
• M5: 914,043 km (0.11 R)
• M6: 1,305,989 km (0.097 R)
• M7: 1,732,343 km (0.106 R)
• M8: 2,395,511 km (0.091 R)
• M9: 2,881,853 km (0.092 R)
• M10: 4,302,285 km (0.089 R)
• M11: 4,736,867 km (0.111 R)
• M12: 4,911,597 km (0.094 R)
• M13: 7,499,640 km (0.093 R)
• M14: 11,303,914 km (0.089 R)
• M15: 12,589,708 km (0.077 R)
• M16: 14,770,695 km (0.11 R)
• M17: 15,524,669 km (0.117 R)
• M18: 16,622,867 km (0.101 R)
• M19: 17,604,677 km (0.07 R)
• M20: 31,320,259 km (0.111 R)
• M21: 32,436,409 km (0.1 R)
• M22: 32,687,883 km (0.097 R)
• M23: 33,836,196 km (0.108 R)
• M24: 34,224,851 km (0.06 R)
• M25: 35,408,769 km (0.074 R)
• M26: 36,078,219 km (0.104 R)
• M27: 40,127,834 km (0.084 R)
• M28: 41,888,601 km (0.077 R)
• M29: 42,939,226 km (0.098 R)
• M30: 47,478,923 km (0.1 R)
• M31: 51,128,962 km (0.077 R)
• M32: 53,546,463 km (0.051 R)
• M33: 53,721,942 km (0.062 R)
• M34: 54,074,245 km (0.073 R)
• M35: 63,979,269 km (0.083 R)
• M36: 65,171,415 km (0.108 R)
• M37: 65,572,038 km (0.071 R)
• M38: 66,987,383 km (0.113 R)
• M39: 69,460,535 km (0.106 R)
• M40: 69,669,374 km (0.042 R)

Planet 8 - Ice Giant

Semi-Major Axis: 17.67 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 282.5

Radius: 7.7

Gravity: 4.76 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 15.46 AU - 19.88 AU

Year: 25986 Days

Day: 20 Hours

Environment

Temp: -197 °C

Axial Tilt: 116.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 67,436,853 km

• M1: 96,042 km (0.045 R)
• M2: 495,019 km (0.059 R)
• M3: 812,765 km (0.069 R)
• M4: 1,110,465 km (0.117 R)
• M5: 1,687,763 km (0.11 R)
• M6: 2,323,105 km (0.058 R)
• M7: 2,604,798 km (0.096 R)
• M8: 3,032,798 km (0.113 R)
• M9: 3,290,256 km (0.09 R)
• M10: 4,737,017 km (0.052 R)
• M11: 6,565,402 km (0.113 R)
• M12: 7,825,913 km (0.063 R)
• M13: 8,871,902 km (0.085 R)
• M14: 9,347,623 km (0.078 R)
• M15: 10,008,247 km (0.092 R)
• M16: 13,996,676 km (0.051 R)
• M17: 17,175,930 km (0.065 R)
• M18: 17,419,924 km (0.057 R)
• M19: 19,456,101 km (0.107 R)
• M20: 19,721,188 km (0.089 R)
• M21: 21,740,460 km (0.108 R)
• M22: 23,292,837 km (0.097 R)
• M23: 25,864,275 km (0.088 R)
• M24: 28,619,120 km (0.086 R)
• M25: 30,362,533 km (0.094 R)
• M26: 31,079,406 km (0.05 R)
• M27: 34,187,901 km (0.116 R)
• M28: 35,094,164 km (0.095 R)
• M29: 41,015,248 km (0.11 R)
• M30: 42,333,505 km (0.062 R)
• M31: 43,227,950 km (0.084 R)
• M32: 44,746,668 km (0.083 R)
• M33: 49,023,970 km (0.115 R)
• M34: 60,235,134 km (0.069 R)
• M35: 60,610,624 km (0.054 R)

Kuiper Belt

Range: 31.4 - 51.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 318 - 15,431 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit