🌌 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: 0.72 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.44

Radius: 1.82

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 0.56 AU - 0.88 AU

Year: 234 Days

Day: 37.9 Hours

Environment

Temp: 92 °C

Axial Tilt: 3.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.33 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.24

Radius: 1.78

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 1.19 AU - 1.47 AU

Year: 587 Days

Day: 31.9 Hours

Environment

Temp: -44 °C

Axial Tilt: 6.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 3.56 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.94

Radius: 1.73

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 2.95 AU - 4.17 AU

Year: 2572 Days

Day: 46.1 Hours

Environment

Temp: -125 °C

Axial Tilt: 32.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 25,524,963 km

• M1: 495,767 km (0.098 R)

Asteroid Belt

Center: 5.07 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 6.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 248.8

Radius: 9

Gravity: 3.07 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 6.23 AU - 6.91 AU

Year: 6448 Days

Day: 12.2 Hours

Environment

Temp: -170 °C

Axial Tilt: 18.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 25,524,963 km

• M1: 112,198 km (0.112 R)
• M2: 437,574 km (0.116 R)
• M3: 1,067,381 km (0.051 R)
• M4: 1,378,395 km (0.1 R)
• M5: 2,261,920 km (0.084 R)
• M6: 3,047,159 km (0.082 R)
• M7: 4,316,946 km (0.058 R)
• M8: 5,711,647 km (0.102 R)
• M9: 6,316,321 km (0.117 R)
• M10: 7,090,939 km (0.116 R)
• M11: 8,606,366 km (0.099 R)
• M12: 9,130,856 km (0.075 R)
• M13: 10,079,456 km (0.035 R)
• M14: 10,918,999 km (0.083 R)
• M15: 11,759,141 km (0.087 R)
• M16: 12,171,732 km (0.09 R)
• M17: 13,026,085 km (0.107 R)
• M18: 13,667,561 km (0.062 R)
• M19: 14,381,741 km (0.068 R)
• M20: 14,800,914 km (0.102 R)
• M21: 16,731,325 km (0.086 R)
• M22: 17,430,246 km (0.062 R)
• M23: 19,965,332 km (0.089 R)
• M24: 20,685,197 km (0.096 R)
• M25: 22,736,632 km (0.058 R)
• M26: 23,377,510 km (0.103 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 229 - 19,100 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit