🌌 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: 0.67

Radius: 0.85

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 0.67 AU - 0.81 AU

Year: 239 Days

Day: 31.4 Hours

Environment

Temp: 103 °C

Axial Tilt: 29.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.78 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.57

Radius: 1.2

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 1.64 AU - 1.92 AU

Year: 890 Days

Day: 31.9 Hours

Environment

Temp: -74 °C

Axial Tilt: 33.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Gas Giant

Semi-Major Axis: 11.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 119.2

Radius: 9

Gravity: 1.47 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 10.18 AU - 12.24 AU

Year: 14065 Days

Day: 7.5 Hours

Environment

Temp: -185 °C

Axial Tilt: 23.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 33,593,346 km

• M1: 115,639 km (0.119 R)
• M2: 422,016 km (0.105 R)
• M3: 1,080,695 km (0.102 R)
• M4: 1,597,256 km (0.111 R)
• M5: 3,022,775 km (0.099 R)
• M6: 4,222,250 km (0.104 R)
• M7: 4,658,627 km (0.06 R)
• M8: 5,296,662 km (0.087 R)
• M9: 8,930,095 km (0.097 R)
• M10: 16,000,539 km (0.1 R)
• M11: 16,682,407 km (0.045 R)
• M12: 23,084,447 km (0.115 R)
• M13: 23,556,578 km (0.103 R)
• M14: 27,304,454 km (0.064 R)
• M15: 29,365,464 km (0.029 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 374 - 13,875 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit