🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.3 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.59 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.16

Radius: 1.06

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.162

Orbit Range: 0.49 AU - 0.69 AU

Year: 165 Days

Day: 19.9 Hours

Environment

Temp: 230 °C

Axial Tilt: 15.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.8 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.95

Radius: 1.73

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 0.7 AU - 0.9 AU

Year: 260 Days

Day: 31.9 Hours

Environment

Temp: 104 °C

Axial Tilt: 12.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Gas Giant

Semi-Major Axis: 5.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 233.7

Radius: 11.5

Gravity: 1.77 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 3.95 AU - 6.37 AU

Year: 4260 Days

Day: 8 Hours

Environment

Temp: -146 °C

Axial Tilt: 21.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 18,962,354 km

• M1: 170,841 km (0.092 R)
• M2: 943,065 km (0.053 R)
• M3: 1,869,375 km (0.045 R)
• M4: 2,595,673 km (0.078 R)
• M5: 2,992,556 km (0.047 R)
• M6: 3,777,047 km (0.096 R)
• M7: 5,828,632 km (0.09 R)
• M8: 7,494,255 km (0.067 R)
• M9: 11,823,318 km (0.104 R)
• M10: 14,654,458 km (0.079 R)
• M11: 15,624,899 km (0.119 R)

Kuiper Belt

Range: 30.2 - 47.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 264 - 12,527 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit