🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.42 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.83 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.86

Radius: 1.72

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 0.77 AU - 0.89 AU

Year: 280 Days

Day: 29.3 Hours

Environment

Temp: 141 °C

Axial Tilt: 32.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 27,974,723 km

• M1: 40,840 km (0.087 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.91 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.01

Radius: 1.32

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 0.7 AU - 1.12 AU

Year: 322 Days

Day: 30.2 Hours

Environment

Temp: 31 °C

Axial Tilt: 8.8 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.46 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.79

Radius: 1.51

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 1.44 AU - 1.48 AU

Year: 654 Days

Day: 47.9 Hours

Environment

Temp: -29 °C

Axial Tilt: 10.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Gas Giant

Semi-Major Axis: 4.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 889.7

Radius: 11.6

Gravity: 6.61 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 3.9 AU - 5.72 AU

Year: 3912 Days

Day: 10.3 Hours

Environment

Temp: -147 °C

Axial Tilt: 4.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 27,974,723 km

• M1: 144,811 km (0.09 R)
• M2: 579,093 km (0.088 R)
• M3: 1,005,896 km (0.115 R)
• M4: 1,576,911 km (0.104 R)
• M5: 2,191,459 km (0.032 R)
• M6: 2,765,765 km (0.101 R)
• M7: 3,164,743 km (0.109 R)
• M8: 3,686,092 km (0.098 R)
• M9: 5,217,375 km (0.096 R)
• M10: 6,430,165 km (0.101 R)
• M11: 6,906,186 km (0.086 R)
• M12: 7,542,874 km (0.095 R)
• M13: 8,291,761 km (0.049 R)
• M14: 8,856,493 km (0.119 R)
• M15: 10,189,560 km (0.102 R)
• M16: 11,239,886 km (0.054 R)
• M17: 12,652,838 km (0.096 R)
• M18: 13,865,778 km (0.11 R)
• M19: 15,942,645 km (0.091 R)
• M20: 16,876,285 km (0.077 R)
• M21: 18,031,929 km (0.055 R)
• M22: 19,239,483 km (0.116 R)
• M23: 22,457,782 km (0.091 R)
• M24: 24,536,744 km (0.103 R)
• M25: 25,701,812 km (0.104 R)
• M26: 26,903,382 km (0.107 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 336 - 16,534 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit