🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.37 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.74 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.33

Radius: 0.64

Gravity: 0.81 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 0.67 AU - 0.81 AU

Year: 244 Days

Day: 42 Hours

Environment

Temp: 107 °C

Axial Tilt: 17.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.49 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.91

Radius: 0.96

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 1.13 AU - 1.85 AU

Year: 696 Days

Day: 30.9 Hours

Environment

Temp: -48 °C

Axial Tilt: 5.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Gas Giant

Semi-Major Axis: 5.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 564.4

Radius: 14.7

Gravity: 2.61 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 4.36 AU - 6.36 AU

Year: 4751 Days

Day: 14.7 Hours

Environment

Temp: -155 °C

Axial Tilt: 38.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 27,361,722 km

• M1: 182,809 km (0.079 R)
• M2: 931,396 km (0.056 R)
• M3: 1,504,506 km (0.101 R)
• M4: 2,451,012 km (0.092 R)
• M5: 3,151,130 km (0.068 R)
• M6: 3,982,445 km (0.067 R)
• M7: 5,163,371 km (0.1 R)
• M8: 5,994,985 km (0.1 R)
• M9: 7,612,437 km (0.109 R)
• M10: 11,107,343 km (0.058 R)
• M11: 11,740,890 km (0.037 R)
• M12: 14,520,119 km (0.099 R)
• M13: 18,328,133 km (0.073 R)
• M14: 20,867,257 km (0.12 R)
• M15: 23,192,158 km (0.091 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 369 - 17,482 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit