🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.62 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.81

Radius: 1.71

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 0.55 AU - 0.69 AU

Year: 179 Days

Day: 31 Hours

Environment

Temp: 201 °C

Axial Tilt: 19.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.99 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.73

Radius: 1.69

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 0.89 AU - 1.09 AU

Year: 362 Days

Day: 43.6 Hours

Environment

Temp: 44 °C

Axial Tilt: 19.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 2.91 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.55

Radius: 1.45

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 2.5 AU - 3.32 AU

Year: 1822 Days

Day: 30.9 Hours

Environment

Temp: -103 °C

Axial Tilt: 14.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 4.16 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.7

Radius: 0.87

Gravity: 0.92 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 3.92 AU - 4.4 AU

Year: 3115 Days

Day: 47.8 Hours

Environment

Temp: -137 °C

Axial Tilt: 6.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.1 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 6.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 237.8

Radius: 9.7

Gravity: 2.53 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 5.61 AU - 6.45 AU

Year: 5436 Days

Day: 13.4 Hours

Environment

Temp: -156 °C

Axial Tilt: 1.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 44,339,958 km

• M1: 122,371 km (0.026 R)
• M2: 545,434 km (0.118 R)
• M3: 1,894,956 km (0.079 R)
• M4: 3,063,615 km (0.05 R)
• M5: 5,780,911 km (0.119 R)
• M6: 7,841,023 km (0.1 R)
• M7: 8,837,943 km (0.107 R)
• M8: 10,190,308 km (0.062 R)
• M9: 10,874,868 km (0.112 R)
• M10: 13,300,747 km (0.109 R)
• M11: 14,614,515 km (0.068 R)
• M12: 16,772,165 km (0.084 R)
• M13: 18,479,675 km (0.075 R)
• M14: 20,932,781 km (0.053 R)

Planet 6 - Gas Giant

Semi-Major Axis: 7.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 785.5

Radius: 14.7

Gravity: 3.64 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 5.78 AU - 9 AU

Year: 7375 Days

Day: 5.9 Hours

Environment

Temp: -158 °C

Axial Tilt: 30 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 44,339,958 km

• M1: 185,651 km (0.109 R)
• M2: 760,556 km (0.067 R)
• M3: 2,264,762 km (0.109 R)
• M4: 2,753,050 km (0.099 R)
• M5: 3,972,721 km (0.056 R)
• M6: 4,805,233 km (0.072 R)
• M7: 5,279,010 km (0.115 R)
• M8: 6,321,408 km (0.088 R)
• M9: 7,077,475 km (0.052 R)
• M10: 10,970,760 km (0.111 R)
• M11: 11,797,587 km (0.058 R)
• M12: 12,665,704 km (0.077 R)
• M13: 15,273,494 km (0.095 R)
• M14: 16,905,307 km (0.088 R)
• M15: 17,728,694 km (0.113 R)
• M16: 18,650,815 km (0.067 R)
• M17: 19,381,601 km (0.081 R)
• M18: 21,135,187 km (0.12 R)
• M19: 22,090,968 km (0.111 R)
• M20: 25,308,818 km (0.036 R)
• M21: 29,607,513 km (0.025 R)
• M22: 31,619,904 km (0.108 R)
• M23: 34,588,524 km (0.066 R)
• M24: 35,580,956 km (0.083 R)
• M25: 36,478,992 km (0.099 R)

Planet 7 - Gas Giant

Semi-Major Axis: 11.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 542.1

Radius: 9.4

Gravity: 6.14 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 10.49 AU - 12.67 AU

Year: 14466 Days

Day: 12.6 Hours

Environment

Temp: -184 °C

Axial Tilt: 0.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 44,339,958 km

• M1: 116,836 km (0.095 R)
• M2: 498,909 km (0.031 R)
• M3: 1,146,368 km (0.112 R)
• M4: 1,754,334 km (0.044 R)
• M5: 2,757,238 km (0.058 R)
• M6: 3,053,741 km (0.061 R)
• M7: 4,074,597 km (0.079 R)
• M8: 4,711,286 km (0.056 R)
• M9: 5,137,640 km (0.096 R)
• M10: 5,553,821 km (0.118 R)
• M11: 7,064,311 km (0.082 R)
• M12: 8,734,421 km (0.049 R)
• M13: 9,583,838 km (0.082 R)
• M14: 10,162,333 km (0.041 R)
• M15: 10,763,716 km (0.079 R)
• M16: 11,621,959 km (0.055 R)
• M17: 11,918,014 km (0.098 R)
• M18: 12,587,015 km (0.065 R)
• M19: 17,367,415 km (0.114 R)
• M20: 19,033,187 km (0.117 R)
• M21: 19,694,859 km (0.118 R)
• M22: 22,587,782 km (0.114 R)
• M23: 27,807,701 km (0.076 R)
• M24: 28,231,512 km (0.119 R)
• M25: 30,978,877 km (0.084 R)
• M26: 32,710,173 km (0.113 R)
• M27: 37,769,872 km (0.093 R)
• M28: 41,098,275 km (0.11 R)
• M29: 42,763,150 km (0.046 R)
• M30: 44,761,927 km (0.097 R)
• M31: 45,344,311 km (0.057 R)
• M32: 49,253,154 km (0.084 R)

Planet 8 - Ice Giant

Semi-Major Axis: 12.42 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 692.8

Radius: 5

Gravity: 27.71 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 10.23 AU - 14.61 AU

Year: 16068 Days

Day: 18.2 Hours

Environment

Temp: -184 °C

Axial Tilt: 15.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 44,339,958 km

• M1: 62,233 km (0.108 R)
• M2: 369,357 km (0.114 R)
• M3: 528,978 km (0.105 R)
• M4: 973,733 km (0.085 R)
• M5: 1,275,471 km (0.11 R)
• M6: 1,789,789 km (0.042 R)
• M7: 2,007,753 km (0.08 R)
• M8: 2,987,469 km (0.088 R)
• M9: 3,511,810 km (0.107 R)
• M10: 4,843,829 km (0.086 R)
• M11: 5,603,188 km (0.045 R)
• M12: 5,834,018 km (0.089 R)
• M13: 6,273,686 km (0.091 R)
• M14: 6,908,579 km (0.033 R)
• M15: 9,879,593 km (0.085 R)
• M16: 17,592,859 km (0.114 R)
• M17: 18,423,576 km (0.062 R)
• M18: 19,984,181 km (0.079 R)
• M19: 22,199,277 km (0.064 R)
• M20: 24,777,895 km (0.095 R)
• M21: 26,783,704 km (0.082 R)
• M22: 27,109,977 km (0.094 R)
• M23: 28,895,278 km (0.089 R)
• M24: 29,123,863 km (0.118 R)
• M25: 34,333,759 km (0.097 R)
• M26: 39,990,204 km (0.115 R)
• M27: 44,847,198 km (0.087 R)
• M28: 53,446,532 km (0.072 R)
• M29: 59,504,797 km (0.086 R)
• M30: 64,629,721 km (0.111 R)

Planet 9 - Ice Giant

Semi-Major Axis: 13.87 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 150.8

Radius: 6.2

Gravity: 3.92 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 12.98 AU - 14.76 AU

Year: 18962 Days

Day: 20.7 Hours

Environment

Temp: -195 °C

Axial Tilt: 34.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 44,339,958 km

• M1: 77,043 km (0.116 R)
• M2: 458,368 km (0.094 R)
• M3: 793,916 km (0.096 R)
• M4: 1,167,911 km (0.116 R)
• M5: 1,942,528 km (0.065 R)
• M6: 2,486,765 km (0.092 R)
• M7: 2,846,698 km (0.08 R)
• M8: 3,263,627 km (0.047 R)
• M9: 4,385,462 km (0.072 R)
• M10: 5,609,920 km (0.083 R)
• M11: 11,410,578 km (0.115 R)
• M12: 12,458,660 km (0.083 R)
• M13: 13,330,217 km (0.059 R)
• M14: 16,805,526 km (0.063 R)
• M15: 19,893,525 km (0.035 R)
• M16: 20,601,123 km (0.08 R)
• M17: 22,401,384 km (0.073 R)
• M18: 23,426,428 km (0.118 R)
• M19: 25,203,501 km (0.1 R)
• M20: 28,132,628 km (0.07 R)
• M21: 32,237,294 km (0.105 R)
• M22: 35,910,370 km (0.085 R)
• M23: 40,850,541 km (0.099 R)
• M24: 41,736,908 km (0.102 R)
• M25: 44,339,911 km (0.057 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 285 - 10,413 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit