🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.66 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.56

Radius: 0.79

Gravity: 0.9 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 0.56 AU - 0.76 AU

Year: 205 Days

Day: 25.7 Hours

Environment

Temp: 122 °C

Axial Tilt: 156.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.07 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.76

Radius: 1.7

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 0.93 AU - 1.21 AU

Year: 424 Days

Day: 37.6 Hours

Environment

Temp: 7 °C

Axial Tilt: 39.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.24 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.04

Radius: 1.56

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 1.19 AU - 1.29 AU

Year: 529 Days

Day: 12.2 Hours

Environment

Temp: -27 °C

Axial Tilt: 21.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.28 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.7

Radius: 1.24

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 1.19 AU - 1.37 AU

Year: 554 Days

Day: 18.3 Hours

Environment

Temp: -36 °C

Axial Tilt: 5.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 1.58 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.28

Radius: 0.6

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 1.2 AU - 1.96 AU

Year: 760 Days

Day: 33.5 Hours

Environment

Temp: -57 °C

Axial Tilt: 27 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 92,945,683 km

• M1: 516,262 km (0.077 R)

Planet 6 - Terrestrial

Semi-Major Axis: 3.02 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.09

Radius: 1.76

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 2.39 AU - 3.65 AU

Year: 2009 Days

Day: 37.6 Hours

Environment

Temp: -113 °C

Axial Tilt: 24.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Gas Giant

Semi-Major Axis: 7.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 740

Radius: 8.4

Gravity: 10.49 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 6.66 AU - 7.74 AU

Year: 7397 Days

Day: 9 Hours

Environment

Temp: -165 °C

Axial Tilt: 21.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 92,945,683 km

• M1: 107,860 km (0.112 R)
• M2: 902,973 km (0.118 R)
• M3: 1,546,393 km (0.079 R)
• M4: 2,055,475 km (0.093 R)
• M5: 2,484,521 km (0.096 R)
• M6: 3,933,975 km (0.064 R)
• M7: 5,649,115 km (0.113 R)
• M8: 6,457,542 km (0.034 R)
• M9: 8,303,131 km (0.088 R)
• M10: 9,211,638 km (0.099 R)
• M11: 10,721,530 km (0.078 R)
• M12: 13,985,007 km (0.089 R)
• M13: 14,404,480 km (0.115 R)
• M14: 15,713,162 km (0.116 R)
• M15: 18,709,009 km (0.118 R)
• M16: 23,212,653 km (0.069 R)
• M17: 24,227,076 km (0.092 R)
• M18: 27,727,965 km (0.056 R)
• M19: 33,006,676 km (0.055 R)
• M20: 34,613,955 km (0.045 R)

Planet 8 - Ice Giant

Semi-Major Axis: 17.06 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 436.1

Radius: 6.2

Gravity: 11.34 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 12.9 AU - 21.22 AU

Year: 26980 Days

Day: 18.3 Hours

Environment

Temp: -203 °C

Axial Tilt: 3.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 92,945,683 km

• M1: 96,191 km (0.041 R)
• M2: 325,525 km (0.08 R)
• M3: 904,170 km (0.116 R)
• M4: 1,755,681 km (0.109 R)
• M5: 1,964,519 km (0.051 R)
• M6: 3,105,502 km (0.117 R)
• M7: 4,704,554 km (0.104 R)
• M8: 7,159,904 km (0.096 R)
• M9: 8,156,226 km (0.073 R)
• M10: 8,687,597 km (0.118 R)
• M11: 15,735,003 km (0.097 R)
• M12: 16,894,387 km (0.074 R)
• M13: 17,494,873 km (0.108 R)
• M14: 20,907,948 km (0.118 R)
• M15: 21,104,220 km (0.074 R)
• M16: 25,069,910 km (0.106 R)
• M17: 26,763,059 km (0.068 R)
• M18: 34,573,265 km (0.082 R)
• M19: 35,540,415 km (0.113 R)
• M20: 38,993,134 km (0.087 R)
• M21: 40,647,836 km (0.095 R)
• M22: 41,261,038 km (0.1 R)
• M23: 42,505,841 km (0.042 R)
• M24: 46,724,053 km (0.114 R)
• M25: 54,113,739 km (0.049 R)
• M26: 55,604,332 km (0.082 R)
• M27: 56,359,801 km (0.068 R)
• M28: 57,122,002 km (0.115 R)
• M29: 69,832,585 km (0.036 R)
• M30: 72,942,276 km (0.086 R)

Planet 9 - Ice Giant

Semi-Major Axis: 18.48 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 539.8

Radius: 7.8

Gravity: 8.87 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 16.15 AU - 20.81 AU

Year: 30417 Days

Day: 19.5 Hours

Environment

Temp: -209 °C

Axial Tilt: 2.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 92,945,683 km

• M1: 100,380 km (0.079 R)
• M2: 374,294 km (0.073 R)
• M3: 723,904 km (0.109 R)
• M4: 994,227 km (0.062 R)
• M5: 3,909,740 km (0.105 R)
• M6: 5,520,461 km (0.057 R)
• M7: 5,775,974 km (0.115 R)
• M8: 6,310,786 km (0.073 R)
• M9: 10,365,337 km (0.036 R)
• M10: 11,633,628 km (0.104 R)
• M11: 12,558,891 km (0.104 R)
• M12: 15,798,882 km (0.115 R)
• M13: 17,840,593 km (0.12 R)
• M14: 23,646,786 km (0.069 R)
• M15: 29,163,058 km (0.081 R)
• M16: 29,940,368 km (0.119 R)
• M17: 33,328,610 km (0.106 R)
• M18: 37,417,270 km (0.076 R)
• M19: 48,352,126 km (0.105 R)
• M20: 51,854,661 km (0.045 R)
• M21: 61,660,802 km (0.073 R)
• M22: 66,438,958 km (0.059 R)
• M23: 71,224,743 km (0.115 R)
• M24: 80,712,988 km (0.077 R)
• M25: 88,290,419 km (0.047 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 514 - 15,320 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit