🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.51 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 1.02 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.47

Radius: 1.82

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 0.86 AU - 1.18 AU

Year: 463 Days

Day: 30.8 Hours

Environment

Temp: -81 °C

Axial Tilt: 48.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 2.15 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.82

Radius: 1.88

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 1.77 AU - 2.53 AU

Year: 1417 Days

Day: 31.7 Hours

Environment

Temp: -123 °C

Axial Tilt: 22.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 69,717,283 km

• M1: 45,627 km (0.117 R)

Asteroid Belt

Center: 3.02 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 3.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 220.7

Radius: 12.6

Gravity: 1.39 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 3.4 AU - 4.36 AU

Year: 3436 Days

Day: 5.7 Hours

Environment

Temp: -158 °C

Axial Tilt: 49.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 69,717,283 km

• M1: 156,779 km (0.104 R)
• M2: 725,250 km (0.08 R)
• M3: 1,118,244 km (0.076 R)
• M4: 1,621,192 km (0.103 R)
• M5: 2,046,349 km (0.04 R)
• M6: 2,841,761 km (0.107 R)
• M7: 4,072,802 km (0.093 R)
• M8: 4,915,188 km (0.096 R)
• M9: 7,674,221 km (0.108 R)
• M10: 8,862,477 km (0.106 R)
• M11: 11,147,285 km (0.101 R)
• M12: 13,800,553 km (0.102 R)

Planet 4 - Ice Giant

Semi-Major Axis: 11.2 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 742.2

Radius: 3.7

Gravity: 54.21 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 10.86 AU - 11.54 AU

Year: 16852 Days

Day: 15.4 Hours

Environment

Temp: -215 °C

Axial Tilt: 47.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 69,717,283 km

• M1: 46,076 km (0.069 R)
• M2: 169,494 km (0.102 R)
• M3: 331,359 km (0.094 R)
• M4: 473,028 km (0.104 R)
• M5: 637,437 km (0.118 R)
• M6: 777,759 km (0.088 R)
• M7: 1,161,029 km (0.064 R)
• M8: 1,313,469 km (0.119 R)
• M9: 1,526,796 km (0.025 R)
• M10: 1,641,986 km (0.039 R)
• M11: 1,762,861 km (0.066 R)
• M12: 2,641,898 km (0.094 R)
• M13: 3,269,611 km (0.06 R)
• M14: 3,575,090 km (0.101 R)
• M15: 3,899,268 km (0.061 R)
• M16: 5,980,923 km (0.116 R)
• M17: 6,783,366 km (0.103 R)
• M18: 7,896,524 km (0.101 R)
• M19: 8,192,727 km (0.095 R)
• M20: 10,127,626 km (0.051 R)
• M21: 11,700,947 km (0.05 R)
• M22: 13,016,660 km (0.103 R)
• M23: 13,639,735 km (0.099 R)
• M24: 14,574,423 km (0.118 R)
• M25: 15,550,998 km (0.114 R)
• M26: 20,534,851 km (0.057 R)
• M27: 24,045,763 km (0.078 R)
• M28: 24,667,342 km (0.114 R)
• M29: 26,706,212 km (0.032 R)
• M30: 29,204,048 km (0.111 R)
• M31: 30,509,439 km (0.073 R)
• M32: 32,351,587 km (0.086 R)
• M33: 32,476,950 km (0.105 R)
• M34: 39,739,328 km (0.117 R)
• M35: 45,138,315 km (0.096 R)
• M36: 50,498,556 km (0.037 R)
• M37: 63,240,555 km (0.036 R)
• M38: 68,677,390 km (0.115 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 356 - 14,456 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit