🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.87 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.17

Radius: 1.59

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 0.83 AU - 0.91 AU

Year: 311 Days

Day: 31.9 Hours

Environment

Temp: 17 °C

Axial Tilt: 46.7 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 60,490,369 km

• M1: 300,692 km (0.059 R)

Planet 2 - Terrestrial

Semi-Major Axis: 2.31 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.44

Radius: 1.82

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 2.13 AU - 2.49 AU

Year: 1344 Days

Day: 43.7 Hours

Environment

Temp: -94 °C

Axial Tilt: 8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.93 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.61

Radius: 0.82

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 2.3 AU - 3.56 AU

Year: 1920 Days

Day: 25 Hours

Environment

Temp: -109 °C

Axial Tilt: 22.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 60,490,369 km

• M1: 85,271 km (0.077 R)

Planet 4 - Terrestrial

Semi-Major Axis: 3.49 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.24

Radius: 1.38

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 3.06 AU - 3.92 AU

Year: 2496 Days

Day: 21.7 Hours

Environment

Temp: -131 °C

Axial Tilt: 26.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.82 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 4.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 473.7

Radius: 8.7

Gravity: 6.26 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 3.62 AU - 4.68 AU

Year: 3237 Days

Day: 8.4 Hours

Environment

Temp: -146 °C

Axial Tilt: 31.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 60,490,369 km

• M1: 114,143 km (0.082 R)
• M2: 677,678 km (0.107 R)
• M3: 1,601,894 km (0.109 R)
• M4: 2,967,723 km (0.101 R)
• M5: 3,487,575 km (0.073 R)
• M6: 5,541,255 km (0.074 R)
• M7: 6,085,941 km (0.074 R)
• M8: 6,412,812 km (0.108 R)
• M9: 12,705,796 km (0.103 R)
• M10: 13,978,275 km (0.115 R)
• M11: 16,301,979 km (0.099 R)
• M12: 16,934,180 km (0.093 R)
• M13: 19,044,407 km (0.094 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 118.4

Radius: 13.9

Gravity: 0.61 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 4.82 AU - 5.54 AU

Year: 4514 Days

Day: 5.3 Hours

Environment

Temp: -161 °C

Axial Tilt: 39.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 60,490,369 km

• M1: 172,935 km (0.119 R)
• M2: 609,462 km (0.088 R)
• M3: 1,478,625 km (0.078 R)
• M4: 1,912,908 km (0.112 R)
• M5: 3,529,313 km (0.079 R)
• M6: 4,361,975 km (0.091 R)
• M7: 5,617,849 km (0.084 R)
• M8: 6,217,886 km (0.079 R)
• M9: 6,728,463 km (0.107 R)
• M10: 7,184,438 km (0.073 R)
• M11: 8,898,231 km (0.08 R)
• M12: 12,312,503 km (0.118 R)
• M13: 14,311,131 km (0.08 R)
• M14: 14,887,830 km (0.118 R)

Planet 7 - Gas Giant

Semi-Major Axis: 6.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 356.1

Radius: 14.4

Gravity: 1.72 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 5.44 AU - 7 AU

Year: 5940 Days

Day: 12.6 Hours

Environment

Temp: -158 °C

Axial Tilt: 18 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 60,490,369 km

• M1: 181,761 km (0.09 R)
• M2: 682,615 km (0.104 R)
• M3: 1,494,632 km (0.072 R)
• M4: 3,005,870 km (0.08 R)
• M5: 3,789,015 km (0.1 R)
• M6: 4,252,619 km (0.095 R)
• M7: 5,322,243 km (0.12 R)
• M8: 6,259,624 km (0.061 R)
• M9: 6,784,114 km (0.117 R)
• M10: 7,337,776 km (0.085 R)
• M11: 7,816,489 km (0.105 R)
• M12: 8,685,802 km (0.091 R)
• M13: 11,915,022 km (0.077 R)
• M14: 13,875,502 km (0.109 R)
• M15: 16,271,461 km (0.112 R)
• M16: 17,147,955 km (0.105 R)
• M17: 18,552,829 km (0.111 R)
• M18: 19,901,454 km (0.119 R)
• M19: 20,365,207 km (0.084 R)
• M20: 22,937,842 km (0.098 R)
• M21: 23,816,879 km (0.032 R)
• M22: 26,270,882 km (0.079 R)

Planet 8 - Ice Giant

Semi-Major Axis: 13.61 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 170.3

Radius: 6.9

Gravity: 3.58 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 10.21 AU - 17.01 AU

Year: 19225 Days

Day: 19.2 Hours

Environment

Temp: -197 °C

Axial Tilt: 20.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 60,490,369 km

• M1: 86,767 km (0.113 R)
• M2: 339,438 km (0.057 R)
• M3: 705,055 km (0.101 R)
• M4: 1,085,183 km (0.08 R)
• M5: 1,444,816 km (0.096 R)
• M6: 4,212,377 km (0.118 R)
• M7: 4,702,459 km (0.057 R)
• M8: 5,165,764 km (0.08 R)
• M9: 5,830,577 km (0.108 R)
• M10: 6,932,515 km (0.034 R)
• M11: 7,909,239 km (0.103 R)
• M12: 8,790,820 km (0.109 R)
• M13: 10,437,144 km (0.111 R)
• M14: 11,064,408 km (0.113 R)
• M15: 16,177,065 km (0.097 R)
• M16: 17,087,667 km (0.085 R)
• M17: 21,403,566 km (0.112 R)
• M18: 23,456,946 km (0.079 R)
• M19: 30,085,777 km (0.09 R)
• M20: 32,545,914 km (0.114 R)
• M21: 35,952,108 km (0.12 R)
• M22: 41,237,999 km (0.059 R)
• M23: 44,808,751 km (0.037 R)

Planet 9 - Ice Giant

Semi-Major Axis: 14.27 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 918.4

Radius: 4.1

Gravity: 54.63 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 13.54 AU - 15 AU

Year: 20640 Days

Day: 16.3 Hours

Environment

Temp: -197 °C

Axial Tilt: 26 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 60,490,369 km

• M1: 58,792 km (0.1 R)
• M2: 210,335 km (0.099 R)
• M3: 567,275 km (0.106 R)
• M4: 1,065,885 km (0.073 R)
• M5: 2,075,222 km (0.079 R)
• M6: 2,433,060 km (0.065 R)
• M7: 2,601,956 km (0.098 R)
• M8: 2,856,871 km (0.099 R)
• M9: 3,476,355 km (0.111 R)
• M10: 3,785,724 km (0.055 R)
• M11: 6,717,692 km (0.037 R)
• M12: 7,197,154 km (0.062 R)
• M13: 7,445,187 km (0.118 R)
• M14: 7,750,366 km (0.072 R)
• M15: 7,906,098 km (0.117 R)
• M16: 8,223,844 km (0.117 R)
• M17: 10,311,482 km (0.104 R)
• M18: 11,276,837 km (0.05 R)
• M19: 11,409,830 km (0.092 R)
• M20: 11,611,488 km (0.103 R)
• M21: 11,815,539 km (0.118 R)
• M22: 13,836,457 km (0.115 R)
• M23: 14,848,636 km (0.104 R)
• M24: 16,758,402 km (0.12 R)
• M25: 17,637,589 km (0.07 R)
• M26: 23,135,610 km (0.079 R)
• M27: 23,675,808 km (0.048 R)
• M28: 23,894,221 km (0.079 R)
• M29: 27,333,775 km (0.119 R)
• M30: 33,499,601 km (0.088 R)
• M31: 36,903,401 km (0.07 R)
• M32: 53,571,895 km (0.109 R)
• M33: 56,244,311 km (0.087 R)
• M34: 57,023,866 km (0.082 R)
• M35: 58,405,402 km (0.061 R)
• M36: 63,101,579 km (0.111 R)
• M37: 68,484,559 km (0.082 R)
• M38: 80,645,220 km (0.068 R)

Planet 10 - Ice Giant

Semi-Major Axis: 16.81 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 197.7

Radius: 7.4

Gravity: 3.61 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 14.64 AU - 18.98 AU

Year: 26389 Days

Day: 22.5 Hours

Environment

Temp: -201 °C

Axial Tilt: 27.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 60,490,369 km

• M1: 102,624 km (0.096 R)
• M2: 358,436 km (0.073 R)
• M3: 709,244 km (0.07 R)
• M4: 1,267,692 km (0.084 R)
• M5: 4,663,414 km (0.106 R)
• M6: 5,414,396 km (0.086 R)
• M7: 17,535,414 km (0.104 R)
• M8: 18,014,725 km (0.12 R)
• M9: 21,076,096 km (0.073 R)
• M10: 23,491,653 km (0.054 R)
• M11: 34,253,873 km (0.069 R)
• M12: 38,241,404 km (0.057 R)
• M13: 41,674,227 km (0.111 R)
• M14: 43,247,697 km (0.119 R)
• M15: 47,276,966 km (0.106 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: 172 - 18,584 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit