🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.29 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.89

Radius: 0.95

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 0.57 AU - 0.59 AU

Year: 163 Days

Day: 20.2 Hours

Environment

Temp: 187 °C

Axial Tilt: 21.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.35 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.76

Radius: 1.87

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 1.15 AU - 1.55 AU

Year: 579 Days

Day: 20.8 Hours

Environment

Temp: -31 °C

Axial Tilt: 48.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 3.54 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.45

Radius: 1.16

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 2.69 AU - 4.39 AU

Year: 2457 Days

Day: 38.9 Hours

Environment

Temp: -123 °C

Axial Tilt: 6.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Gas Giant

Semi-Major Axis: 7.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 827.6

Radius: 8.2

Gravity: 12.31 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 6.38 AU - 8.78 AU

Year: 7700 Days

Day: 10.6 Hours

Environment

Temp: -161 °C

Axial Tilt: 5.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 42,887,504 km

• M1: 102,026 km (0.111 R)
• M2: 439,219 km (0.086 R)
• M3: 916,437 km (0.12 R)
• M4: 1,598,004 km (0.075 R)
• M5: 2,620,506 km (0.103 R)
• M6: 3,503,732 km (0.042 R)
• M7: 3,846,909 km (0.073 R)
• M8: 4,687,350 km (0.115 R)
• M9: 4,983,105 km (0.033 R)
• M10: 5,514,626 km (0.078 R)
• M11: 6,014,433 km (0.111 R)
• M12: 8,321,082 km (0.066 R)
• M13: 9,718,326 km (0.091 R)
• M14: 10,249,698 km (0.067 R)
• M15: 10,648,227 km (0.102 R)
• M16: 11,690,026 km (0.057 R)
• M17: 12,235,610 km (0.048 R)
• M18: 12,627,706 km (0.08 R)
• M19: 12,912,690 km (0.113 R)
• M20: 14,035,571 km (0.116 R)
• M21: 17,160,073 km (0.045 R)
• M22: 20,719,903 km (0.082 R)
• M23: 21,844,281 km (0.039 R)
• M24: 23,263,666 km (0.084 R)
• M25: 23,520,376 km (0.1 R)
• M26: 24,654,776 km (0.114 R)
• M27: 25,100,578 km (0.084 R)
• M28: 26,656,845 km (0.053 R)
• M29: 27,315,973 km (0.094 R)
• M30: 31,292,583 km (0.11 R)
• M31: 37,133,782 km (0.072 R)
• M32: 39,272,134 km (0.097 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 513 - 16,040 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit