🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.63

Radius: 1.22

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 0.52 AU - 0.52 AU

Year: 141 Days

Day: 31.9 Hours

Environment

Temp: 176 °C

Axial Tilt: 21.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.93

Radius: 1.73

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 0.45 AU - 0.63 AU

Year: 149 Days

Day: 19.8 Hours

Environment

Temp: 217 °C

Axial Tilt: 38.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.99 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.47

Radius: 1.44

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 0.98 AU - 1 AU

Year: 369 Days

Day: 39.7 Hours

Environment

Temp: 34 °C

Axial Tilt: 6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.66 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.82

Radius: 1.88

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 1.59 AU - 1.73 AU

Year: 801 Days

Day: 34 Hours

Environment

Temp: -60 °C

Axial Tilt: 16.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.36 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.9

Radius: 0.96

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 2.16 AU - 2.56 AU

Year: 1359 Days

Day: 12.4 Hours

Environment

Temp: -89 °C

Axial Tilt: 37 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.27 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 6.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 574.9

Radius: 11.3

Gravity: 4.5 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 4.97 AU - 7.37 AU

Year: 5743 Days

Day: 12.2 Hours

Environment

Temp: -153 °C

Axial Tilt: 37.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 81,717,268 km

• M1: 140,472 km (0.115 R)
• M2: 609,163 km (0.04 R)
• M3: 1,005,597 km (0.104 R)
• M4: 1,395,449 km (0.116 R)
• M5: 1,806,843 km (0.084 R)
• M6: 2,561,714 km (0.062 R)
• M7: 3,089,346 km (0.089 R)
• M8: 3,935,322 km (0.032 R)
• M9: 4,849,514 km (0.059 R)
• M10: 5,572,820 km (0.096 R)
• M11: 5,960,727 km (0.089 R)
• M12: 6,993,102 km (0.059 R)
• M13: 8,028,319 km (0.11 R)
• M14: 10,853,326 km (0.068 R)
• M15: 11,942,697 km (0.051 R)
• M16: 12,488,879 km (0.038 R)
• M17: 13,365,672 km (0.092 R)
• M18: 15,184,333 km (0.118 R)
• M19: 17,730,489 km (0.103 R)
• M20: 19,510,106 km (0.105 R)
• M21: 20,198,555 km (0.052 R)
• M22: 21,623,923 km (0.103 R)
• M23: 22,435,941 km (0.088 R)
• M24: 24,436,064 km (0.101 R)
• M25: 25,888,510 km (0.11 R)
• M26: 29,231,873 km (0.083 R)

Planet 7 - Gas Giant

Semi-Major Axis: 6.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 49.1

Radius: 12.8

Gravity: 0.3 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 5.57 AU - 8.21 AU

Year: 6777 Days

Day: 5.2 Hours

Environment

Temp: -166 °C

Axial Tilt: 135 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 81,717,268 km

• M1: 160,818 km (0.086 R)
• M2: 735,872 km (0.105 R)
• M3: 1,591,273 km (0.108 R)
• M4: 2,886,790 km (0.111 R)
• M5: 3,377,920 km (0.107 R)
• M6: 3,817,738 km (0.066 R)
• M7: 4,650,399 km (0.111 R)
• M8: 5,418,884 km (0.116 R)
• M9: 6,754,493 km (0.084 R)
• M10: 7,798,387 km (0.108 R)
• M11: 8,511,371 km (0.115 R)
• M12: 9,299,752 km (0.079 R)
• M13: 10,309,537 km (0.113 R)
• M14: 11,578,426 km (0.029 R)
• M15: 14,777,427 km (0.116 R)
• M16: 15,317,176 km (0.051 R)

Planet 8 - Ice Giant

Semi-Major Axis: 14.18 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 126.7

Radius: 5.3

Gravity: 4.51 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 11.34 AU - 17.02 AU

Year: 20010 Days

Day: 18.5 Hours

Environment

Temp: -191 °C

Axial Tilt: 17 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 81,717,268 km

• M1: 65,973 km (0.106 R)
• M2: 290,070 km (0.09 R)
• M3: 2,294,981 km (0.105 R)
• M4: 3,679,509 km (0.06 R)
• M5: 4,335,795 km (0.06 R)
• M6: 4,735,969 km (0.08 R)
• M7: 7,834,291 km (0.027 R)
• M8: 8,913,789 km (0.116 R)
• M9: 9,325,632 km (0.109 R)
• M10: 10,138,098 km (0.083 R)
• M11: 15,959,998 km (0.091 R)
• M12: 21,334,003 km (0.048 R)
• M13: 24,028,111 km (0.118 R)
• M14: 24,914,329 km (0.045 R)
• M15: 29,877,088 km (0.079 R)
• M16: 31,843,104 km (0.109 R)

Planet 9 - Ice Giant

Semi-Major Axis: 16.3 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 558.1

Radius: 7.2

Gravity: 10.77 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 13.61 AU - 18.99 AU

Year: 24661 Days

Day: 21.8 Hours

Environment

Temp: -198 °C

Axial Tilt: 35.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 81,717,268 km

• M1: 89,759 km (0.109 R)
• M2: 376,239 km (0.094 R)
• M3: 631,901 km (0.117 R)
• M4: 1,459,028 km (0.041 R)
• M5: 1,732,194 km (0.112 R)
• M6: 2,227,961 km (0.096 R)
• M7: 2,616,616 km (0.111 R)
• M8: 4,091,502 km (0.059 R)
• M9: 5,120,286 km (0.055 R)
• M10: 6,762,273 km (0.116 R)
• M11: 8,456,618 km (0.098 R)
• M12: 12,942,909 km (0.115 R)
• M13: 13,522,750 km (0.084 R)
• M14: 16,347,906 km (0.071 R)
• M15: 17,457,922 km (0.091 R)
• M16: 23,771,102 km (0.083 R)
• M17: 24,640,116 km (0.11 R)
• M18: 27,138,849 km (0.061 R)
• M19: 27,610,681 km (0.052 R)
• M20: 28,087,898 km (0.081 R)
• M21: 29,801,541 km (0.107 R)
• M22: 30,684,019 km (0.118 R)
• M23: 31,454,299 km (0.101 R)
• M24: 39,425,172 km (0.107 R)
• M25: 41,882,916 km (0.114 R)
• M26: 44,441,039 km (0.065 R)
• M27: 46,932,143 km (0.097 R)
• M28: 50,219,108 km (0.056 R)
• M29: 51,109,065 km (0.065 R)
• M30: 52,920,247 km (0.09 R)
• M31: 55,149,554 km (0.115 R)
• M32: 64,694,048 km (0.117 R)
• M33: 71,858,140 km (0.119 R)
• M34: 78,098,915 km (0.109 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 360 - 19,355 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit