🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.6 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.07

Radius: 1.34

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.162

Orbit Range: 0.5 AU - 0.7 AU

Year: 175 Days

Day: 18.2 Hours

Environment

Temp: 214 °C

Axial Tilt: 39.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 95,781,287 km

• M1: 182,061 km (0.081 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.24 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.12

Radius: 0.43

Gravity: 0.65 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 1.02 AU - 1.46 AU

Year: 520 Days

Day: 29.9 Hours

Environment

Temp: -14 °C

Axial Tilt: 3.7 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.55 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.55

Radius: 1.19

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 1.24 AU - 1.86 AU

Year: 727 Days

Day: 22 Hours

Environment

Temp: -52 °C

Axial Tilt: 7.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 95,781,287 km

• M1: 587,172 km (0.056 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.66 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.48

Radius: 1.44

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 1.65 AU - 1.67 AU

Year: 806 Days

Day: 27.5 Hours

Environment

Temp: -52 °C

Axial Tilt: 10.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 95,781,287 km

• M1: 33,510 km (0.104 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.81 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.85

Radius: 1.88

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 2.26 AU - 3.36 AU

Year: 1775 Days

Day: 19 Hours

Environment

Temp: -112 °C

Axial Tilt: 24.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 3.22 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.3

Radius: 1.79

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 2.55 AU - 3.89 AU

Year: 2177 Days

Day: 46.2 Hours

Environment

Temp: -123 °C

Axial Tilt: 11.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 4.11 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.45

Radius: 1.64

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 3.98 AU - 4.24 AU

Year: 3139 Days

Day: 27.1 Hours

Environment

Temp: -140 °C

Axial Tilt: 34.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 8.96 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Ice Giant

Semi-Major Axis: 13.81 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 217.2

Radius: 4.4

Gravity: 11.22 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 10.68 AU - 16.94 AU

Year: 19334 Days

Day: 19.5 Hours

Environment

Temp: -190 °C

Axial Tilt: 49.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 95,781,287 km

• M1: 58,493 km (0.05 R)
• M2: 222,302 km (0.107 R)
• M3: 413,339 km (0.074 R)
• M4: 695,630 km (0.065 R)
• M5: 1,085,781 km (0.044 R)
• M6: 1,810,284 km (0.106 R)
• M7: 4,859,388 km (0.083 R)
• M8: 7,989,424 km (0.071 R)
• M9: 8,167,445 km (0.055 R)
• M10: 8,531,267 km (0.087 R)
• M11: 8,670,543 km (0.115 R)
• M12: 9,687,958 km (0.107 R)
• M13: 10,044,001 km (0.099 R)
• M14: 12,307,417 km (0.096 R)
• M15: 12,785,532 km (0.078 R)
• M16: 13,152,046 km (0.027 R)
• M17: 15,023,516 km (0.083 R)
• M18: 22,123,281 km (0.11 R)
• M19: 23,278,326 km (0.095 R)
• M20: 27,789,600 km (0.088 R)
• M21: 28,715,162 km (0.119 R)
• M22: 33,768,578 km (0.086 R)
• M23: 35,416,697 km (0.054 R)
• M24: 39,770,145 km (0.045 R)
• M25: 41,473,766 km (0.066 R)

Planet 9 - Ice Giant

Semi-Major Axis: 17.83 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 679.4

Radius: 7.6

Gravity: 11.76 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 15.37 AU - 20.29 AU

Year: 28363 Days

Day: 24.2 Hours

Environment

Temp: -210 °C

Axial Tilt: 37.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 95,781,287 km

• M1: 94,546 km (0.096 R)
• M2: 346,020 km (0.055 R)
• M3: 590,014 km (0.091 R)
• M4: 906,862 km (0.075 R)
• M5: 1,467,555 km (0.099 R)
• M6: 1,757,027 km (0.085 R)
• M7: 2,240,378 km (0.076 R)
• M8: 3,922,157 km (0.089 R)
• M9: 4,161,962 km (0.106 R)
• M10: 4,448,143 km (0.106 R)
• M11: 5,770,588 km (0.088 R)
• M12: 7,083,010 km (0.073 R)
• M13: 7,336,728 km (0.105 R)
• M14: 11,421,049 km (0.118 R)
• M15: 12,055,344 km (0.099 R)
• M16: 12,344,667 km (0.106 R)
• M17: 16,188,734 km (0.038 R)
• M18: 17,170,096 km (0.057 R)
• M19: 18,571,678 km (0.113 R)
• M20: 19,547,355 km (0.042 R)
• M21: 21,283,887 km (0.069 R)
• M22: 35,217,433 km (0.113 R)
• M23: 35,809,392 km (0.088 R)
• M24: 36,107,840 km (0.1 R)
• M25: 36,407,933 km (0.033 R)
• M26: 39,979,881 km (0.108 R)
• M27: 40,301,068 km (0.109 R)
• M28: 41,438,909 km (0.092 R)
• M29: 42,933,243 km (0.032 R)
• M30: 43,778,620 km (0.045 R)
• M31: 54,412,336 km (0.091 R)
• M32: 64,197,233 km (0.117 R)
• M33: 69,386,185 km (0.053 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 168 - 11,107 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit