🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.99 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.5

Radius: 1.83

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.006

Orbit Range: 0.98 AU - 1 AU

Year: 349 Days

Day: 19.7 Hours

Environment

Temp: 170 °C

Axial Tilt: 18.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.69 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.54

Radius: 1.83

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 1.47 AU - 1.91 AU

Year: 779 Days

Day: 17.6 Hours

Environment

Temp: -48 °C

Axial Tilt: 0.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 35,915,414 km

• M1: 62,682 km (0.03 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.77 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.98

Radius: 0.99

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 1.67 AU - 1.87 AU

Year: 835 Days

Day: 17.9 Hours

Environment

Temp: -46 °C

Axial Tilt: 20.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 35,915,414 km

• M1: 897,737 km (0.065 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.78 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.8

Radius: 1.87

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 1.39 AU - 2.17 AU

Year: 842 Days

Day: 46 Hours

Environment

Temp: -47 °C

Axial Tilt: 139.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.32 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.59

Radius: 1.46

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 2.52 AU - 4.12 AU

Year: 2146 Days

Day: 28.6 Hours

Environment

Temp: -99 °C

Axial Tilt: 37.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 3.92 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.39

Radius: 1.14

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.162

Orbit Range: 3.28 AU - 4.56 AU

Year: 2753 Days

Day: 35.3 Hours

Environment

Temp: -116 °C

Axial Tilt: 43.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 4.9 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.49

Radius: 1.65

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 4.2 AU - 5.6 AU

Year: 3848 Days

Day: 47.8 Hours

Environment

Temp: -137 °C

Axial Tilt: 9.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 8.55 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 12.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 126.4

Radius: 10.7

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 9.61 AU - 14.77 AU

Year: 15099 Days

Day: 12.6 Hours

Environment

Temp: -171 °C

Axial Tilt: 10.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 35,915,414 km

• M1: 134,339 km (0.119 R)
• M2: 449,242 km (0.077 R)
• M3: 906,264 km (0.051 R)
• M4: 1,864,887 km (0.056 R)
• M5: 3,797,243 km (0.05 R)
• M6: 5,801,106 km (0.069 R)
• M7: 6,002,315 km (0.064 R)
• M8: 13,317,053 km (0.072 R)
• M9: 13,976,630 km (0.058 R)
• M10: 14,200,129 km (0.109 R)
• M11: 16,436,468 km (0.088 R)
• M12: 19,674,514 km (0.085 R)
• M13: 23,900,653 km (0.081 R)
• M14: 28,988,028 km (0.11 R)
• M15: 33,385,458 km (0.068 R)
• M16: 34,991,092 km (0.101 R)

Kuiper Belt

Range: 30.9 - 54.9 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 398 - 16,029 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit