🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.27

Radius: 1.61

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 0.42 AU - 0.62 AU

Year: 131 Days

Day: 47 Hours

Environment

Temp: 252 °C

Axial Tilt: 49 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 47,526,611 km

• M1: 297,401 km (0.042 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.31 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.41

Radius: 1.63

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 1.29 AU - 1.33 AU

Year: 525 Days

Day: 14.4 Hours

Environment

Temp: 17 °C

Axial Tilt: 39.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 4.66 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.35

Radius: 1.8

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 3.94 AU - 5.38 AU

Year: 3519 Days

Day: 14.9 Hours

Environment

Temp: -132 °C

Axial Tilt: 21.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Gas Giant

Semi-Major Axis: 8.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 776.5

Radius: 10.2

Gravity: 7.46 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 6.95 AU - 10.83 AU

Year: 9273 Days

Day: 13.9 Hours

Environment

Temp: -153 °C

Axial Tilt: 5.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 47,526,611 km

• M1: 126,859 km (0.09 R)
• M2: 472,879 km (0.11 R)
• M3: 806,931 km (0.082 R)
• M4: 1,167,312 km (0.083 R)
• M5: 1,594,265 km (0.112 R)
• M6: 2,547,353 km (0.047 R)
• M7: 2,874,224 km (0.086 R)
• M8: 3,563,870 km (0.088 R)
• M9: 4,164,506 km (0.078 R)
• M10: 4,740,607 km (0.109 R)
• M11: 6,639,004 km (0.072 R)
• M12: 7,304,116 km (0.064 R)
• M13: 7,673,772 km (0.052 R)
• M14: 8,585,571 km (0.089 R)
• M15: 11,152,372 km (0.101 R)
• M16: 12,552,458 km (0.071 R)
• M17: 14,446,816 km (0.097 R)
• M18: 16,806,573 km (0.092 R)
• M19: 17,163,513 km (0.114 R)
• M20: 18,415,049 km (0.079 R)
• M21: 21,598,193 km (0.108 R)
• M22: 31,447,417 km (0.092 R)
• M23: 34,566,234 km (0.119 R)
• M24: 35,963,777 km (0.048 R)
• M25: 36,796,289 km (0.099 R)
• M26: 38,130,253 km (0.097 R)
• M27: 43,789,990 km (0.118 R)

Kuiper Belt

Range: 31.4 - 55.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 381 - 18,694 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit