🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.87 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 1.74 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.42

Radius: 1.42

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 1.47 AU - 2.01 AU

Year: 847 Days

Day: 37.2 Hours

Environment

Temp: -55 °C

Axial Tilt: 20.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 1.87 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.36

Radius: 1.41

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 1.54 AU - 2.2 AU

Year: 943 Days

Day: 30 Hours

Environment

Temp: -68 °C

Axial Tilt: 35.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Gas Giant

Semi-Major Axis: 5.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 524.9

Radius: 12.9

Gravity: 3.15 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 4.44 AU - 7.32 AU

Year: 5261 Days

Day: 13.2 Hours

Environment

Temp: -159 °C

Axial Tilt: 33.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 28,584,082 km

• M1: 163,510 km (0.11 R)
• M2: 818,450 km (0.115 R)
• M3: 1,432,100 km (0.115 R)
• M4: 2,388,928 km (0.107 R)
• M5: 3,036,687 km (0.042 R)
• M6: 3,483,985 km (0.113 R)
• M7: 4,042,882 km (0.108 R)
• M8: 5,019,607 km (0.116 R)
• M9: 5,563,994 km (0.107 R)
• M10: 6,361,500 km (0.072 R)
• M11: 12,151,685 km (0.078 R)
• M12: 14,987,911 km (0.098 R)
• M13: 19,996,299 km (0.1 R)
• M14: 20,881,320 km (0.098 R)
• M15: 27,076,616 km (0.096 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: 433 - 18,291 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit