🌌 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: 1.29

Radius: 1.11

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 0.41 AU - 0.63 AU

Year: 144 Days

Day: 17.7 Hours

Environment

Temp: 197 °C

Axial Tilt: 16 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.93 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.05

Radius: 1.02

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 0.8 AU - 1.06 AU

Year: 345 Days

Day: 25.6 Hours

Environment

Temp: 15 °C

Axial Tilt: 22.9 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Gas Giant

Semi-Major Axis: 8.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 48.7

Radius: 11.4

Gravity: 0.37 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 8.04 AU - 8.72 AU

Year: 9340 Days

Day: 13.8 Hours

Environment

Temp: -185 °C

Axial Tilt: 31.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 18,973,011 km

• M1: 169,644 km (0.108 R)
• M2: 4,395,185 km (0.078 R)
• M3: 5,124,625 km (0.04 R)
• M4: 6,062,903 km (0.098 R)
• M5: 6,518,129 km (0.094 R)
• M6: 6,881,652 km (0.079 R)
• M7: 7,928,388 km (0.118 R)
• M8: 8,506,584 km (0.077 R)
• M9: 8,873,547 km (0.1 R)
• M10: 10,754,292 km (0.077 R)
• M11: 13,915,594 km (0.065 R)
• M12: 16,236,306 km (0.053 R)
• M13: 18,580,355 km (0.11 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 331 - 11,014 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit