🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.38 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.75 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.45

Radius: 1.82

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 0.68 AU - 0.82 AU

Year: 232 Days

Day: 26 Hours

Environment

Temp: 209 °C

Axial Tilt: 74.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 2.97 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.1

Radius: 0.4

Gravity: 0.63 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 2.62 AU - 3.32 AU

Year: 1824 Days

Day: 27.3 Hours

Environment

Temp: -99 °C

Axial Tilt: 19.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 39,327,222 km

• M1: 69,713 km (0.116 R)

Planet 3 - Gas Giant

Semi-Major Axis: 5.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 220.4

Radius: 10.7

Gravity: 1.93 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 4.26 AU - 6.38 AU

Year: 4374 Days

Day: 11.2 Hours

Environment

Temp: -146 °C

Axial Tilt: 75.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 39,327,222 km

• M1: 133,142 km (0.115 R)
• M2: 559,047 km (0.101 R)
• M3: 988,094 km (0.064 R)
• M4: 4,440,663 km (0.071 R)
• M5: 6,094,318 km (0.101 R)
• M6: 6,717,992 km (0.051 R)
• M7: 8,612,649 km (0.109 R)
• M8: 9,398,486 km (0.069 R)
• M9: 14,201,326 km (0.059 R)
• M10: 14,862,249 km (0.084 R)

Planet 4 - Gas Giant

Semi-Major Axis: 8.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 500.6

Radius: 12.3

Gravity: 3.31 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 6.48 AU - 10.34 AU

Year: 8693 Days

Day: 7 Hours

Environment

Temp: -171 °C

Axial Tilt: 7.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 39,327,222 km

• M1: 153,039 km (0.109 R)
• M2: 558,748 km (0.086 R)
• M3: 1,003,802 km (0.098 R)
• M4: 1,548,039 km (0.077 R)
• M5: 1,995,935 km (0.101 R)
• M6: 4,875,544 km (0.03 R)
• M7: 5,472,739 km (0.077 R)
• M8: 7,218,546 km (0.081 R)
• M9: 8,157,721 km (0.066 R)
• M10: 8,656,930 km (0.046 R)
• M11: 9,309,775 km (0.118 R)
• M12: 10,089,030 km (0.06 R)
• M13: 11,313,339 km (0.116 R)
• M14: 13,763,303 km (0.026 R)
• M15: 17,079,439 km (0.091 R)
• M16: 19,910,878 km (0.041 R)
• M17: 21,990,289 km (0.099 R)
• M18: 24,896,526 km (0.09 R)
• M19: 26,576,959 km (0.079 R)
• M20: 27,583,903 km (0.103 R)
• M21: 28,331,892 km (0.032 R)
• M22: 31,057,116 km (0.099 R)
• M23: 33,952,583 km (0.103 R)
• M24: 35,906,182 km (0.098 R)

Kuiper Belt

Range: 30.8 - 46.8 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 384 - 19,783 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit