🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.73 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.66

Radius: 1.85

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 0.68 AU - 0.78 AU

Year: 218 Days

Day: 21.6 Hours

Environment

Temp: 185 °C

Axial Tilt: 11.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.1 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.64

Radius: 0.84

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 1 AU - 1.2 AU

Year: 404 Days

Day: 40.9 Hours

Environment

Temp: 66 °C

Axial Tilt: 28.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.14 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.61

Radius: 1.84

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 1.03 AU - 1.25 AU

Year: 426 Days

Day: 34.9 Hours

Environment

Temp: 30 °C

Axial Tilt: 9.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 2.74 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.34

Radius: 1.62

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 2.57 AU - 2.91 AU

Year: 1587 Days

Day: 46.4 Hours

Environment

Temp: -78 °C

Axial Tilt: 36.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.67 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.75

Radius: 1.25

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 3.37 AU - 3.97 AU

Year: 2460 Days

Day: 27.6 Hours

Environment

Temp: -114 °C

Axial Tilt: 36.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Gas Giant

Semi-Major Axis: 5.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 666.2

Radius: 14.4

Gravity: 3.21 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 5.59 AU - 5.65 AU

Year: 4661 Days

Day: 13.4 Hours

Environment

Temp: -127 °C

Axial Tilt: 42.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 63,055,282 km

• M1: 180,565 km (0.087 R)
• M2: 649,554 km (0.102 R)
• M3: 1,117,496 km (0.093 R)
• M4: 2,816,330 km (0.081 R)
• M5: 3,619,969 km (0.056 R)
• M6: 4,924,912 km (0.09 R)
• M7: 5,714,339 km (0.111 R)
• M8: 6,276,379 km (0.081 R)
• M9: 7,756,500 km (0.09 R)
• M10: 8,298,343 km (0.087 R)
• M11: 9,257,864 km (0.089 R)
• M12: 13,130,953 km (0.075 R)
• M13: 17,479,165 km (0.07 R)
• M14: 20,246,576 km (0.114 R)
• M15: 24,502,785 km (0.102 R)
• M16: 27,539,921 km (0.1 R)

Planet 7 - Ice Giant

Semi-Major Axis: 19.4 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 174.5

Radius: 6.7

Gravity: 3.89 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 17.38 AU - 21.42 AU

Year: 29894 Days

Day: 16.5 Hours

Environment

Temp: -197 °C

Axial Tilt: 35.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 63,055,282 km

• M1: 84,972 km (0.116 R)
• M2: 361,129 km (0.114 R)
• M3: 1,923,230 km (0.082 R)
• M4: 2,472,105 km (0.103 R)
• M5: 4,053,354 km (0.102 R)
• M6: 5,821,601 km (0.066 R)
• M7: 7,582,966 km (0.099 R)
• M8: 8,485,790 km (0.11 R)
• M9: 9,352,709 km (0.083 R)
• M10: 10,389,722 km (0.102 R)
• M11: 10,965,374 km (0.07 R)
• M12: 15,457,350 km (0.115 R)
• M13: 26,332,068 km (0.095 R)
• M14: 29,395,832 km (0.118 R)
• M15: 31,131,018 km (0.094 R)
• M16: 45,532,356 km (0.079 R)
• M17: 47,380,937 km (0.093 R)
• M18: 49,439,254 km (0.065 R)
• M19: 53,563,966 km (0.047 R)
• M20: 57,201,289 km (0.066 R)
• M21: 60,080,749 km (0.086 R)

Kuiper Belt

Range: 31.4 - 52.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 541 - 13,074 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit