🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.85

Radius: 1.28

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 0.42 AU - 0.62 AU

Year: 76 Days

Day: 47.2 Hours

Environment

Temp: 904 °C

Axial Tilt: 39.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 8,400,528 km

• M1: 36,801 km (0.072 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.73 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.39

Radius: 0.69

Gravity: 0.82 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 0.55 AU - 0.91 AU

Year: 126 Days

Day: 42.8 Hours

Environment

Temp: 773 °C

Axial Tilt: 47.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 8,400,528 km

• M1: 21,093 km (0.108 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.83 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.9

Radius: 0.96

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 0.81 AU - 0.85 AU

Year: 153 Days

Day: 37.7 Hours

Environment

Temp: 726 °C

Axial Tilt: 32.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 4.01 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.7

Radius: 0.87

Gravity: 0.92 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 3.32 AU - 4.7 AU

Year: 1622 Days

Day: 42.9 Hours

Environment

Temp: 238 °C

Axial Tilt: 39 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 8,400,528 km

• M1: 823,835 km (0.049 R)

Planet 5 - Terrestrial

Semi-Major Axis: 5.64 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.29

Radius: 1.61

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 4.8 AU - 6.48 AU

Year: 2705 Days

Day: 17.4 Hours

Environment

Temp: 193 °C

Axial Tilt: 33.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 6 - Terrestrial

Semi-Major Axis: 17.26 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.51

Radius: 1.45

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 16.35 AU - 18.17 AU

Year: 14484 Days

Day: 31.7 Hours

Environment

Temp: -66 °C

Axial Tilt: 3.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 31.84 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.28

Radius: 0.6

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 29.01 AU - 34.67 AU

Year: 36289 Days

Day: 32 Hours

Environment

Temp: -116 °C

Axial Tilt: 36.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 8,400,528 km

• M1: 67,020 km (0.094 R)
• M2: 3,509,716 km (0.119 R)

Kuiper Belt

Range: 54.3 - 69.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 455 - 13,497 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit