🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.64 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.98

Radius: 1.74

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 0.63 AU - 0.65 AU

Year: 183 Days

Day: 25.5 Hours

Environment

Temp: 230 °C

Axial Tilt: 42.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 2.8 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.13

Radius: 1.35

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 2.13 AU - 3.47 AU

Year: 1670 Days

Day: 31.7 Hours

Environment

Temp: -86 °C

Axial Tilt: 9.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 4.02 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.64

Radius: 0.84

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 3.87 AU - 4.17 AU

Year: 2873 Days

Day: 47 Hours

Environment

Temp: -120 °C

Axial Tilt: 10.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 76,589,541 km

• M1: 605,871 km (0.064 R)

Planet 4 - Terrestrial

Semi-Major Axis: 4.66 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.68

Radius: 1.68

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 4.22 AU - 5.1 AU

Year: 3586 Days

Day: 33.8 Hours

Environment

Temp: -131 °C

Axial Tilt: 32.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.05 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 5.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 678.6

Radius: 12.3

Gravity: 4.49 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 4.52 AU - 6.36 AU

Year: 4523 Days

Day: 10.6 Hours

Environment

Temp: -149 °C

Axial Tilt: 29.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 76,589,541 km

• M1: 153,039 km (0.119 R)
• M2: 574,905 km (0.095 R)
• M3: 1,333,067 km (0.108 R)
• M4: 2,721,634 km (0.041 R)
• M5: 3,632,087 km (0.067 R)
• M6: 4,636,038 km (0.1 R)
• M7: 5,284,096 km (0.11 R)
• M8: 6,081,004 km (0.098 R)
• M9: 6,477,438 km (0.109 R)
• M10: 7,596,879 km (0.097 R)
• M11: 8,462,004 km (0.073 R)
• M12: 10,259,721 km (0.091 R)
• M13: 13,440,770 km (0.095 R)
• M14: 14,978,786 km (0.053 R)
• M15: 16,513,211 km (0.112 R)
• M16: 19,234,696 km (0.094 R)
• M17: 21,814,960 km (0.061 R)
• M18: 22,458,380 km (0.116 R)
• M19: 22,894,309 km (0.108 R)
• M20: 24,008,813 km (0.089 R)
• M21: 24,771,762 km (0.091 R)
• M22: 25,550,868 km (0.069 R)
• M23: 26,105,876 km (0.094 R)
• M24: 27,986,171 km (0.102 R)

Planet 6 - Ice Giant

Semi-Major Axis: 14.3 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 114.7

Radius: 5.7

Gravity: 3.53 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 12.2 AU - 16.4 AU

Year: 19275 Days

Day: 19.1 Hours

Environment

Temp: -187 °C

Axial Tilt: 36 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 76,589,541 km

• M1: 72,854 km (0.088 R)
• M2: 433,235 km (0.069 R)
• M3: 772,374 km (0.083 R)
• M4: 958,025 km (0.076 R)
• M5: 1,173,745 km (0.088 R)
• M6: 1,748,201 km (0.073 R)
• M7: 2,156,753 km (0.111 R)
• M8: 2,512,646 km (0.08 R)
• M9: 4,046,922 km (0.042 R)
• M10: 4,876,591 km (0.088 R)
• M11: 6,049,588 km (0.087 R)
• M12: 6,431,811 km (0.042 R)
• M13: 8,675,330 km (0.111 R)
• M14: 9,853,264 km (0.061 R)
• M15: 10,187,914 km (0.117 R)
• M16: 12,801,838 km (0.119 R)
• M17: 16,690,634 km (0.089 R)
• M18: 17,580,891 km (0.096 R)
• M19: 17,790,628 km (0.099 R)
• M20: 19,011,496 km (0.088 R)
• M21: 19,755,147 km (0.086 R)
• M22: 20,363,861 km (0.05 R)
• M23: 22,265,249 km (0.085 R)
• M24: 22,593,168 km (0.09 R)
• M25: 25,334,250 km (0.059 R)
• M26: 25,602,030 km (0.114 R)
• M27: 28,770,513 km (0.083 R)
• M28: 32,295,488 km (0.066 R)
• M29: 38,399,230 km (0.105 R)
• M30: 39,227,254 km (0.082 R)
• M31: 40,796,536 km (0.062 R)

Planet 7 - Ice Giant

Semi-Major Axis: 19.75 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 285.5

Radius: 7.1

Gravity: 5.66 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 17.83 AU - 21.67 AU

Year: 31286 Days

Day: 15.4 Hours

Environment

Temp: -194 °C

Axial Tilt: 33.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 76,589,541 km

• M1: 93,499 km (0.045 R)
• M2: 321,486 km (0.119 R)
• M3: 621,280 km (0.084 R)
• M4: 880,832 km (0.064 R)
• M5: 1,934,899 km (0.12 R)
• M6: 2,301,862 km (0.1 R)
• M7: 2,887,837 km (0.056 R)
• M8: 3,424,894 km (0.08 R)
• M9: 4,026,427 km (0.097 R)
• M10: 5,477,376 km (0.066 R)
• M11: 7,980,298 km (0.095 R)
• M12: 15,169,523 km (0.072 R)
• M13: 17,883,079 km (0.084 R)
• M14: 18,497,627 km (0.108 R)
• M15: 23,097,014 km (0.107 R)
• M16: 25,110,601 km (0.117 R)
• M17: 27,123,291 km (0.108 R)
• M18: 27,353,372 km (0.085 R)
• M19: 43,515,328 km (0.064 R)
• M20: 45,755,556 km (0.106 R)
• M21: 46,738,713 km (0.078 R)
• M22: 47,568,832 km (0.067 R)
• M23: 49,429,530 km (0.082 R)
• M24: 72,975,936 km (0.038 R)

Kuiper Belt

Range: 30.8 - 60.8 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 475 - 19,031 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit