🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.36 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.71 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.08

Radius: 1.34

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 0.58 AU - 0.84 AU

Year: 249 Days

Day: 34.4 Hours

Environment

Temp: 16 °C

Axial Tilt: 18.5 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 1.11 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.72

Radius: 0.88

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 0.83 AU - 1.39 AU

Year: 487 Days

Day: 21 Hours

Environment

Temp: -55 °C

Axial Tilt: 34.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 54,357,686 km

• M1: 331,958 km (0.105 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.36 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.03

Radius: 1.56

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 1.06 AU - 1.66 AU

Year: 660 Days

Day: 13.9 Hours

Environment

Temp: -82 °C

Axial Tilt: 14.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 54,357,686 km

• M1: 95,593 km (0.109 R)
• M2: 1,021,604 km (0.071 R)

Asteroid Belt

Center: 5.45 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 9.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 666.2

Radius: 11.4

Gravity: 5.13 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 9.17 AU - 9.89 AU

Year: 12246 Days

Day: 6.8 Hours

Environment

Temp: -195 °C

Axial Tilt: 44.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 54,357,686 km

• M1: 142,567 km (0.064 R)
• M2: 836,402 km (0.116 R)
• M3: 1,220,868 km (0.083 R)
• M4: 1,620,295 km (0.087 R)
• M5: 2,216,741 km (0.097 R)
• M6: 3,093,235 km (0.109 R)
• M7: 5,806,641 km (0.063 R)
• M8: 8,076,939 km (0.113 R)
• M9: 9,561,249 km (0.105 R)
• M10: 10,076,913 km (0.083 R)
• M11: 11,219,990 km (0.081 R)
• M12: 12,752,919 km (0.106 R)
• M13: 19,959,049 km (0.047 R)
• M14: 20,546,819 km (0.107 R)
• M15: 21,406,558 km (0.112 R)
• M16: 22,831,627 km (0.091 R)
• M17: 25,476,218 km (0.088 R)
• M18: 30,918,140 km (0.094 R)
• M19: 32,390,632 km (0.073 R)
• M20: 34,147,210 km (0.096 R)
• M21: 37,849,308 km (0.077 R)
• M22: 38,233,625 km (0.094 R)
• M23: 42,912,149 km (0.115 R)
• M24: 45,605,210 km (0.096 R)
• M25: 48,108,581 km (0.051 R)
• M26: 49,317,780 km (0.071 R)
• M27: 53,387,591 km (0.089 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: 208 - 10,827 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit