🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.74 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.16

Radius: 1.36

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 0.68 AU - 0.8 AU

Year: 227 Days

Day: 19.5 Hours

Environment

Temp: 192 °C

Axial Tilt: 38.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 43,629,077 km

• M1: 87,664 km (0.056 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.22 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.54

Radius: 1.66

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 1.16 AU - 1.28 AU

Year: 480 Days

Day: 31.7 Hours

Environment

Temp: -0 °C

Axial Tilt: 28.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.22 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.9

Radius: 1.53

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 1.16 AU - 1.28 AU

Year: 480 Days

Day: 14.9 Hours

Environment

Temp: 13 °C

Axial Tilt: 41.2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 43,629,077 km

• M1: 1,001,109 km (0.045 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.51 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.33

Radius: 1.12

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 1.24 AU - 1.78 AU

Year: 661 Days

Day: 17.2 Hours

Environment

Temp: -35 °C

Axial Tilt: 35.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 43,629,077 km

• M1: 442,361 km (0.088 R)

Planet 5 - Terrestrial

Semi-Major Axis: 4.57 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.56

Radius: 0.79

Gravity: 0.9 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 4.07 AU - 5.07 AU

Year: 3482 Days

Day: 44.9 Hours

Environment

Temp: -128 °C

Axial Tilt: 34.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.93 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 5.29 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 97.8

Radius: 9.2

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 4.92 AU - 5.66 AU

Year: 4337 Days

Day: 7.2 Hours

Environment

Temp: -131 °C

Axial Tilt: 46.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 43,629,077 km

• M1: 121,773 km (0.08 R)
• M2: 704,307 km (0.12 R)
• M3: 1,132,157 km (0.067 R)
• M4: 1,482,365 km (0.105 R)
• M5: 1,841,550 km (0.087 R)
• M6: 2,258,479 km (0.071 R)
• M7: 3,524,526 km (0.119 R)
• M8: 4,731,481 km (0.105 R)
• M9: 6,218,335 km (0.119 R)
• M10: 6,717,094 km (0.079 R)
• M11: 13,516,467 km (0.083 R)

Planet 7 - Gas Giant

Semi-Major Axis: 11.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 608.8

Radius: 9.9

Gravity: 6.21 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 9.13 AU - 13.25 AU

Year: 13343 Days

Day: 12.6 Hours

Environment

Temp: -171 °C

Axial Tilt: 29.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 43,629,077 km

• M1: 123,119 km (0.106 R)
• M2: 459,116 km (0.062 R)
• M3: 801,246 km (0.092 R)
• M4: 3,454,514 km (0.106 R)
• M5: 5,372,808 km (0.105 R)
• M6: 5,909,265 km (0.065 R)
• M7: 6,882,549 km (0.116 R)
• M8: 7,515,947 km (0.086 R)
• M9: 8,004,683 km (0.098 R)
• M10: 8,420,116 km (0.058 R)
• M11: 9,395,345 km (0.092 R)
• M12: 11,223,431 km (0.044 R)
• M13: 14,732,698 km (0.074 R)
• M14: 21,714,430 km (0.068 R)
• M15: 31,989,410 km (0.067 R)
• M16: 33,510,222 km (0.082 R)
• M17: 35,078,906 km (0.069 R)
• M18: 35,694,950 km (0.077 R)
• M19: 37,330,653 km (0.095 R)
• M20: 38,491,981 km (0.088 R)
• M21: 51,777,917 km (0.08 R)

Planet 8 - Ice Giant

Semi-Major Axis: 13.57 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 162.7

Radius: 4.9

Gravity: 6.78 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 11.41 AU - 15.73 AU

Year: 17818 Days

Day: 23.3 Hours

Environment

Temp: -177 °C

Axial Tilt: 47.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 43,629,077 km

• M1: 61,934 km (0.082 R)
• M2: 239,357 km (0.105 R)
• M3: 420,071 km (0.038 R)
• M4: 663,167 km (0.036 R)
• M5: 2,110,676 km (0.113 R)
• M6: 2,358,410 km (0.103 R)
• M7: 2,933,764 km (0.071 R)
• M8: 3,746,978 km (0.107 R)
• M9: 4,004,735 km (0.051 R)
• M10: 4,939,722 km (0.067 R)
• M11: 5,186,708 km (0.085 R)
• M12: 6,116,608 km (0.051 R)
• M13: 6,770,052 km (0.082 R)
• M14: 7,794,498 km (0.109 R)
• M15: 10,697,744 km (0.109 R)
• M16: 10,851,530 km (0.096 R)
• M17: 11,535,641 km (0.05 R)
• M18: 14,125,929 km (0.113 R)
• M19: 14,623,790 km (0.049 R)
• M20: 14,940,788 km (0.081 R)
• M21: 15,786,615 km (0.118 R)
• M22: 16,322,624 km (0.085 R)
• M23: 17,787,486 km (0.118 R)
• M24: 19,186,376 km (0.112 R)
• M25: 19,642,799 km (0.109 R)
• M26: 21,869,713 km (0.111 R)
• M27: 23,300,766 km (0.113 R)
• M28: 24,614,235 km (0.1 R)
• M29: 25,062,730 km (0.078 R)
• M30: 31,191,156 km (0.076 R)
• M31: 31,400,443 km (0.069 R)
• M32: 35,787,999 km (0.048 R)
• M33: 41,444,594 km (0.062 R)
• M34: 42,207,094 km (0.082 R)

Kuiper Belt

Range: 30.8 - 59.8 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 258 - 19,149 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit