🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.85 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.27

Radius: 0.59

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 1.39 AU - 2.31 AU

Year: 915 Days

Day: 40.9 Hours

Environment

Temp: -65 °C

Axial Tilt: 2.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 1.95 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.44

Radius: 1.64

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 1.85 AU - 2.05 AU

Year: 990 Days

Day: 17.8 Hours

Environment

Temp: -60 °C

Axial Tilt: 44.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.77

Radius: 1.5

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 1.93 AU - 2.07 AU

Year: 1028 Days

Day: 44.2 Hours

Environment

Temp: -74 °C

Axial Tilt: 36.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 63,888,939 km

• M1: 38,746 km (0.108 R)

Planet 4 - Terrestrial

Semi-Major Axis: 3.61 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.69

Radius: 1.69

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 3.16 AU - 4.06 AU

Year: 2493 Days

Day: 44.8 Hours

Environment

Temp: -113 °C

Axial Tilt: 32.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 63,888,939 km

• M1: 3,106,400 km (0.106 R)

Planet 5 - Terrestrial

Semi-Major Axis: 3.83 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.42

Radius: 1.64

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 3.38 AU - 4.28 AU

Year: 2724 Days

Day: 25.7 Hours

Environment

Temp: -126 °C

Axial Tilt: 48.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.48 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 7.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 833

Radius: 11.8

Gravity: 5.98 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 5.95 AU - 8.29 AU

Year: 6905 Days

Day: 7.7 Hours

Environment

Temp: -149 °C

Axial Tilt: 18.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 63,888,939 km

• M1: 146,905 km (0.095 R)
• M2: 515,514 km (0.057 R)
• M3: 1,058,854 km (0.08 R)
• M4: 1,670,859 km (0.087 R)
• M5: 3,118,218 km (0.034 R)
• M6: 3,538,887 km (0.117 R)
• M7: 5,460,322 km (0.076 R)
• M8: 8,119,125 km (0.113 R)
• M9: 9,962,470 km (0.072 R)
• M10: 10,439,687 km (0.095 R)
• M11: 11,857,576 km (0.119 R)
• M12: 12,612,896 km (0.107 R)
• M13: 13,058,697 km (0.026 R)
• M14: 14,459,681 km (0.119 R)
• M15: 17,216,770 km (0.094 R)
• M16: 17,627,566 km (0.065 R)
• M17: 20,231,167 km (0.097 R)
• M18: 21,388,157 km (0.087 R)
• M19: 27,469,610 km (0.078 R)
• M20: 28,983,690 km (0.101 R)
• M21: 33,011,463 km (0.093 R)

Planet 7 - Gas Giant

Semi-Major Axis: 10.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 481.3

Radius: 10.1

Gravity: 4.72 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 9.37 AU - 10.85 AU

Year: 11683 Days

Day: 7.4 Hours

Environment

Temp: -174 °C

Axial Tilt: 31.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 63,888,939 km

• M1: 126,261 km (0.109 R)
• M2: 691,741 km (0.053 R)
• M3: 1,228,498 km (0.101 R)
• M4: 1,929,962 km (0.081 R)
• M5: 2,380,551 km (0.106 R)
• M6: 3,075,433 km (0.102 R)
• M7: 4,224,195 km (0.116 R)
• M8: 6,125,285 km (0.049 R)
• M9: 6,678,199 km (0.095 R)
• M10: 7,025,714 km (0.116 R)
• M11: 10,156,648 km (0.119 R)
• M12: 11,307,056 km (0.077 R)
• M13: 12,083,020 km (0.1 R)
• M14: 13,556,409 km (0.049 R)
• M15: 15,212,159 km (0.097 R)
• M16: 17,357,841 km (0.085 R)
• M17: 20,984,393 km (0.082 R)
• M18: 21,648,308 km (0.101 R)
• M19: 22,326,136 km (0.08 R)
• M20: 23,813,438 km (0.051 R)
• M21: 24,353,785 km (0.092 R)
• M22: 25,272,615 km (0.094 R)
• M23: 25,834,954 km (0.095 R)
• M24: 29,695,177 km (0.096 R)
• M25: 32,143,346 km (0.092 R)
• M26: 37,801,886 km (0.105 R)
• M27: 39,157,542 km (0.108 R)
• M28: 43,019,411 km (0.055 R)
• M29: 43,686,917 km (0.094 R)
• M30: 44,632,824 km (0.079 R)

Asteroid Belt

Center: 15 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Ice Giant

Semi-Major Axis: 19.88 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 156.3

Radius: 3

Gravity: 17.37 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 16.1 AU - 23.66 AU

Year: 32215 Days

Day: 24.4 Hours

Environment

Temp: -206 °C

Axial Tilt: 34 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 63,888,939 km

• M1: 40,092 km (0.036 R)
• M2: 329,415 km (0.096 R)
• M3: 448,195 km (0.091 R)
• M4: 764,595 km (0.107 R)
• M5: 999,463 km (0.098 R)
• M6: 1,365,230 km (0.076 R)
• M7: 2,481,081 km (0.106 R)
• M8: 5,972,994 km (0.077 R)
• M9: 6,498,681 km (0.089 R)
• M10: 7,054,736 km (0.088 R)
• M11: 7,876,029 km (0.116 R)
• M12: 8,507,332 km (0.104 R)
• M13: 12,431,134 km (0.101 R)
• M14: 17,170,993 km (0.088 R)
• M15: 19,414,064 km (0.119 R)
• M16: 21,380,079 km (0.026 R)
• M17: 24,470,621 km (0.111 R)
• M18: 25,081,429 km (0.099 R)
• M19: 26,867,179 km (0.108 R)
• M20: 27,845,998 km (0.042 R)
• M21: 29,187,741 km (0.108 R)
• M22: 41,650,291 km (0.098 R)
• M23: 48,951,565 km (0.033 R)
• M24: 50,409,097 km (0.101 R)
• M25: 51,231,287 km (0.051 R)
• M26: 53,410,629 km (0.091 R)
• M27: 60,872,870 km (0.076 R)
• M28: 62,746,433 km (0.084 R)

Kuiper Belt

Range: 30.2 - 56.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 293 - 12,857 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit