🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.82 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 1.64 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.25

Radius: 0.57

Gravity: 0.77 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 1.24 AU - 2.04 AU

Year: 261 Days

Day: 45.4 Hours

Environment

Temp: 1207 °C

Axial Tilt: 12.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.88 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.96

Radius: 0.98

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 1.74 AU - 2.02 AU

Year: 321 Days

Day: 18.7 Hours

Environment

Temp: 1117 °C

Axial Tilt: 20.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 3.43 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.1

Radius: 1.35

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 2.94 AU - 3.92 AU

Year: 790 Days

Day: 23.5 Hours

Environment

Temp: 808 °C

Axial Tilt: 20.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 20,757,290 km

• M1: 101,278 km (0.042 R)

Planet 4 - Terrestrial

Semi-Major Axis: 6.56 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.52

Radius: 1.83

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 4.93 AU - 8.19 AU

Year: 2090 Days

Day: 23.9 Hours

Environment

Temp: 575 °C

Axial Tilt: 36.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 20,757,290 km

• M1: 1,951,205 km (0.097 R)
• M2: 2,182,184 km (0.107 R)

Planet 5 - Terrestrial

Semi-Major Axis: 14.05 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.9

Radius: 0.96

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 12.88 AU - 15.22 AU

Year: 6552 Days

Day: 15 Hours

Environment

Temp: 325 °C

Axial Tilt: 0.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 20,757,290 km

• M1: 1,889,272 km (0.101 R)

Planet 6 - Terrestrial

Semi-Major Axis: 28.04 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.05

Radius: 1.02

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 26.22 AU - 29.86 AU

Year: 18472 Days

Day: 45.1 Hours

Environment

Temp: 150 °C

Axial Tilt: 32.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 7 - Terrestrial

Semi-Major Axis: 43.68 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.91

Radius: 1.89

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 40.97 AU - 46.39 AU

Year: 35914 Days

Day: 35.1 Hours

Environment

Temp: 42 °C

Axial Tilt: 31.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 8 - Terrestrial

Semi-Major Axis: 55.7 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.08

Radius: 1.34

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 47.73 AU - 63.67 AU

Year: 51715 Days

Day: 41.6 Hours

Environment

Temp: 3 °C

Axial Tilt: 35.4 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 20,757,290 km

• M1: 3,783,031 km (0.117 R)

Kuiper Belt

Range: 88.1 - 117.1 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 521 - 18,080 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit