🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.79

Radius: 1.26

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 0.4 AU - 0.62 AU

Year: 139 Days

Day: 45.3 Hours

Environment

Temp: 205 °C

Axial Tilt: 33.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.07

Radius: 1.34

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 0.45 AU - 0.63 AU

Year: 151 Days

Day: 27.1 Hours

Environment

Temp: 131 °C

Axial Tilt: 32.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.69 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.8

Radius: 1.51

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 0.6 AU - 0.78 AU

Year: 218 Days

Day: 43.9 Hours

Environment

Temp: 109 °C

Axial Tilt: 1.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 12,409,422 km

• M1: 158,723 km (0.079 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.03 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.69

Radius: 0.86

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 0.79 AU - 1.27 AU

Year: 398 Days

Day: 24.2 Hours

Environment

Temp: -2 °C

Axial Tilt: 81.2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 12,409,422 km

• M1: 33,959 km (0.091 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.25 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.54

Radius: 1.45

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 1.09 AU - 1.41 AU

Year: 532 Days

Day: 14.6 Hours

Environment

Temp: -38 °C

Axial Tilt: 0.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 2.27 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.15

Radius: 1.36

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 2.12 AU - 2.42 AU

Year: 1302 Days

Day: 46.4 Hours

Environment

Temp: -91 °C

Axial Tilt: 0.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.55 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 4.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 73.2

Radius: 10.3

Gravity: 0.69 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 4.25 AU - 5.39 AU

Year: 4030 Days

Day: 14.4 Hours

Environment

Temp: -137 °C

Axial Tilt: 29.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 12,409,422 km

• M1: 128,355 km (0.102 R)
• M2: 659,128 km (0.069 R)
• M3: 1,232,387 km (0.099 R)
• M4: 1,626,727 km (0.099 R)
• M5: 1,977,235 km (0.058 R)
• M6: 3,469,773 km (0.054 R)
• M7: 5,165,614 km (0.072 R)
• M8: 6,091,775 km (0.064 R)
• M9: 6,606,691 km (0.073 R)
• M10: 7,804,222 km (0.092 R)
• M11: 8,640,923 km (0.106 R)
• M12: 10,824,902 km (0.09 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 343 - 20,086 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit