🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.88 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.97

Radius: 1.74

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 0.73 AU - 1.03 AU

Year: 299 Days

Day: 38.8 Hours

Environment

Temp: 98 °C

Axial Tilt: 12.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 20,503,769 km

• M1: 91,404 km (0.052 R)
• M2: 435,031 km (0.12 R)

Planet 2 - Terrestrial

Semi-Major Axis: 3.67 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.79

Radius: 0.91

Gravity: 0.95 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 3.36 AU - 3.98 AU

Year: 2543 Days

Day: 44.5 Hours

Environment

Temp: -113 °C

Axial Tilt: 19.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.68 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 5.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 223.7

Radius: 13.7

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 4.26 AU - 7.1 AU

Year: 4896 Days

Day: 6.3 Hours

Environment

Temp: -138 °C

Axial Tilt: 25.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 20,503,769 km

• M1: 173,234 km (0.095 R)
• M2: 616,792 km (0.112 R)
• M3: 1,731,296 km (0.094 R)
• M4: 3,231,912 km (0.034 R)
• M5: 6,069,485 km (0.102 R)
• M6: 7,951,127 km (0.114 R)
• M7: 8,409,943 km (0.066 R)
• M8: 10,817,123 km (0.11 R)
• M9: 12,879,329 km (0.117 R)
• M10: 15,594,232 km (0.039 R)

Kuiper Belt

Range: 30.3 - 50.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 502 - 16,575 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit