🌌 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: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.26

Radius: 1.1

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 0.55 AU - 0.87 AU

Year: 210 Days

Day: 41.7 Hours

Environment

Temp: 176 °C

Axial Tilt: 24 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 2.36 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.79

Radius: 1.26

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 1.89 AU - 2.83 AU

Year: 1274 Days

Day: 23.7 Hours

Environment

Temp: -79 °C

Axial Tilt: 38.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 3.41 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.36

Radius: 1.62

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 3.07 AU - 3.75 AU

Year: 2213 Days

Day: 17.5 Hours

Environment

Temp: -102 °C

Axial Tilt: 49.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 27,548,962 km

• M1: 493,374 km (0.077 R)
• M2: 2,022,264 km (0.095 R)

Asteroid Belt

Center: 4.82 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 6.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 437.5

Radius: 10.6

Gravity: 3.89 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 5.53 AU - 6.91 AU

Year: 5452 Days

Day: 9.9 Hours

Environment

Temp: -138 °C

Axial Tilt: 39.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 27,548,962 km

• M1: 132,693 km (0.119 R)
• M2: 575,802 km (0.118 R)
• M3: 948,600 km (0.078 R)
• M4: 1,287,290 km (0.108 R)
• M5: 1,720,974 km (0.052 R)
• M6: 2,852,981 km (0.109 R)
• M7: 3,833,296 km (0.115 R)
• M8: 4,167,497 km (0.071 R)
• M9: 4,718,317 km (0.062 R)
• M10: 5,734,086 km (0.099 R)
• M11: 8,489,081 km (0.078 R)
• M12: 8,867,264 km (0.083 R)
• M13: 10,195,544 km (0.108 R)
• M14: 13,092,656 km (0.097 R)
• M15: 14,327,886 km (0.114 R)
• M16: 15,865,303 km (0.106 R)
• M17: 17,388,808 km (0.03 R)
• M18: 19,394,915 km (0.096 R)
• M19: 20,319,430 km (0.041 R)
• M20: 22,113,856 km (0.105 R)
• M21: 24,313,095 km (0.071 R)
• M22: 25,232,224 km (0.103 R)

Kuiper Belt

Range: 31.2 - 54.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 501 - 10,979 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit