🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.69 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.78

Radius: 1.7

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 0.63 AU - 0.75 AU

Year: 221 Days

Day: 47 Hours

Environment

Temp: 180 °C

Axial Tilt: 28.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.71 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.95

Radius: 1.54

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 0.62 AU - 0.8 AU

Year: 230 Days

Day: 36.2 Hours

Environment

Temp: 156 °C

Axial Tilt: 39.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.95 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.65

Radius: 1.22

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 0.89 AU - 1.01 AU

Year: 356 Days

Day: 25.4 Hours

Environment

Temp: 22 °C

Axial Tilt: 38.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 77,716,223 km

• M1: 146,905 km (0.112 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.23 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.67

Radius: 1.23

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 1.13 AU - 1.33 AU

Year: 525 Days

Day: 40.4 Hours

Environment

Temp: -28 °C

Axial Tilt: 45.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 77,716,223 km

• M1: 42,336 km (0.074 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.71 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.45

Radius: 1.64

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 2.53 AU - 2.89 AU

Year: 1718 Days

Day: 35.8 Hours

Environment

Temp: -109 °C

Axial Tilt: 33.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 3.27 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.47

Radius: 0.74

Gravity: 0.86 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 3.2 AU - 3.34 AU

Year: 2277 Days

Day: 14.1 Hours

Environment

Temp: -133 °C

Axial Tilt: 35.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 77,716,223 km

• M1: 648,956 km (0.111 R)

Asteroid Belt

Center: 4.02 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 4.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 618.9

Radius: 12.6

Gravity: 3.9 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 4.44 AU - 5.1 AU

Year: 4011 Days

Day: 13.5 Hours

Environment

Temp: -142 °C

Axial Tilt: 10.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 77,716,223 km

• M1: 157,227 km (0.071 R)
• M2: 644,168 km (0.059 R)
• M3: 1,194,090 km (0.065 R)
• M4: 2,334,176 km (0.074 R)
• M5: 3,121,360 km (0.085 R)
• M6: 4,722,057 km (0.048 R)
• M7: 5,432,497 km (0.118 R)
• M8: 6,630,327 km (0.049 R)
• M9: 9,661,629 km (0.091 R)
• M10: 10,471,253 km (0.035 R)
• M11: 10,935,604 km (0.085 R)
• M12: 12,411,687 km (0.048 R)
• M13: 13,615,501 km (0.119 R)
• M14: 14,067,436 km (0.082 R)
• M15: 15,483,679 km (0.07 R)
• M16: 16,592,498 km (0.103 R)
• M17: 21,766,191 km (0.1 R)

Planet 8 - Gas Giant

Semi-Major Axis: 5.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 636.1

Radius: 9.9

Gravity: 6.49 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 4.34 AU - 6.86 AU

Year: 5102 Days

Day: 6.1 Hours

Environment

Temp: -164 °C

Axial Tilt: 6.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 77,716,223 km

• M1: 123,269 km (0.079 R)
• M2: 448,494 km (0.09 R)
• M3: 848,370 km (0.085 R)
• M4: 1,741,918 km (0.105 R)
• M5: 2,187,570 km (0.079 R)
• M6: 2,924,190 km (0.087 R)
• M7: 3,330,198 km (0.113 R)
• M8: 3,729,774 km (0.085 R)
• M9: 5,097,547 km (0.115 R)
• M10: 6,355,366 km (0.109 R)
• M11: 8,789,324 km (0.085 R)
• M12: 9,555,863 km (0.096 R)
• M13: 9,934,196 km (0.041 R)
• M14: 10,322,552 km (0.113 R)
• M15: 12,718,362 km (0.038 R)
• M16: 13,176,580 km (0.056 R)
• M17: 14,018,517 km (0.078 R)
• M18: 14,343,294 km (0.087 R)
• M19: 14,728,658 km (0.077 R)
• M20: 18,256,176 km (0.1 R)
• M21: 19,502,626 km (0.09 R)
• M22: 20,112,387 km (0.041 R)
• M23: 20,804,725 km (0.098 R)
• M24: 21,873,153 km (0.073 R)
• M25: 24,507,572 km (0.081 R)
• M26: 29,770,126 km (0.091 R)

Planet 9 - Ice Giant

Semi-Major Axis: 14.68 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 622.6

Radius: 3.2

Gravity: 60.8 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 11.27 AU - 18.09 AU

Year: 21655 Days

Day: 22 Hours

Environment

Temp: -189 °C

Axial Tilt: 16 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 77,716,223 km

• M1: 39,793 km (0.096 R)
• M2: 143,165 km (0.081 R)
• M3: 248,332 km (0.062 R)
• M4: 357,988 km (0.076 R)
• M5: 651,948 km (0.101 R)
• M6: 844,480 km (0.072 R)
• M7: 1,268,141 km (0.073 R)
• M8: 1,518,269 km (0.099 R)
• M9: 1,953,898 km (0.094 R)
• M10: 2,934,063 km (0.073 R)
• M11: 3,092,786 km (0.098 R)
• M12: 3,398,864 km (0.085 R)
• M13: 3,514,952 km (0.083 R)
• M14: 4,168,844 km (0.115 R)
• M15: 4,403,862 km (0.1 R)
• M16: 5,960,727 km (0.084 R)
• M17: 7,308,454 km (0.118 R)
• M18: 7,900,264 km (0.078 R)
• M19: 8,001,841 km (0.089 R)
• M20: 10,898,803 km (0.043 R)
• M21: 11,735,504 km (0.049 R)
• M22: 13,033,864 km (0.095 R)
• M23: 16,567,515 km (0.105 R)
• M24: 17,670,800 km (0.099 R)
• M25: 24,248,917 km (0.06 R)
• M26: 32,288,008 km (0.114 R)
• M27: 32,548,009 km (0.067 R)
• M28: 33,204,295 km (0.066 R)
• M29: 33,469,382 km (0.12 R)
• M30: 35,640,047 km (0.088 R)
• M31: 36,618,417 km (0.114 R)
• M32: 38,775,319 km (0.067 R)
• M33: 40,259,181 km (0.094 R)
• M34: 43,497,974 km (0.068 R)
• M35: 45,424,346 km (0.091 R)
• M36: 51,898,792 km (0.105 R)
• M37: 56,477,385 km (0.089 R)
• M38: 71,372,396 km (0.118 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 409 - 11,327 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit