🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.61 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.33

Radius: 1.62

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 0.59 AU - 0.63 AU

Year: 175 Days

Day: 18.8 Hours

Environment

Temp: 212 °C

Axial Tilt: 27.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.26 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.47

Radius: 0.74

Gravity: 0.86 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 1.23 AU - 1.29 AU

Year: 519 Days

Day: 29 Hours

Environment

Temp: -3 °C

Axial Tilt: 16.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Asteroid Belt

Center: 9.71 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Ice Giant

Semi-Major Axis: 18.15 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 13.5

Radius: 4.3

Gravity: 0.73 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 15.95 AU - 20.35 AU

Year: 28385 Days

Day: 22.8 Hours

Environment

Temp: -190 °C

Axial Tilt: 46.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 25,956,109 km

• M1: 53,556 km (0.113 R)
• M2: 333,005 km (0.09 R)
• M3: 546,481 km (0.03 R)
• M4: 1,117,197 km (0.113 R)
• M5: 2,936,008 km (0.027 R)
• M6: 3,674,572 km (0.045 R)
• M7: 4,850,412 km (0.094 R)
• M8: 11,514,099 km (0.119 R)
• M9: 12,017,646 km (0.072 R)
• M10: 12,824,427 km (0.056 R)
• M11: 15,626,395 km (0.068 R)
• M12: 19,316,675 km (0.093 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: 260 - 20,157 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit