🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.35 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.7 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.39

Radius: 1.14

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 0.53 AU - 0.87 AU

Year: 205 Days

Day: 41.5 Hours

Environment

Temp: 187 °C

Axial Tilt: 0.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 1,002,957 km

• M1: 57,146 km (0.096 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.97 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.53

Radius: 1.45

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 0.95 AU - 0.99 AU

Year: 334 Days

Day: 38.8 Hours

Environment

Temp: 125 °C

Axial Tilt: 20.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 1,002,957 km

• M1: 184,005 km (0.115 R)

Asteroid Belt

Center: 1.25 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Terrestrial

Semi-Major Axis: 1.52 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.46

Radius: 1.16

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 1.3 AU - 1.74 AU

Year: 656 Days

Day: 37.5 Hours

Environment

Temp: -5 °C

Axial Tilt: 33.1 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (2)

Outer Limit: 1,002,957 km

• M1: 33,211 km (0.096 R)
• M2: 487,390 km (0.062 R)

Kuiper Belt

Range: 31.4 - 51.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 547 - 14,711 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit