🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.32 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.63 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.27

Radius: 1.79

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 0.55 AU - 0.71 AU

Year: 183 Days

Day: 15.9 Hours

Environment

Temp: 215 °C

Axial Tilt: 28 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.09 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.37

Radius: 1.63

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 0.97 AU - 1.21 AU

Year: 416 Days

Day: 32.1 Hours

Environment

Temp: 30 °C

Axial Tilt: 12.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 62,004,064 km

• M1: 52,658 km (0.038 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.98 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.17

Radius: 1.77

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 2.56 AU - 3.4 AU

Year: 1879 Days

Day: 26.4 Hours

Environment

Temp: -94 °C

Axial Tilt: 3.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Ice Giant

Semi-Major Axis: 17.38 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 211.7

Radius: 4.4

Gravity: 10.93 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 13.68 AU - 21.08 AU

Year: 26465 Days

Day: 24.1 Hours

Environment

Temp: -195 °C

Axial Tilt: 28.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 62,004,064 km

• M1: 55,052 km (0.087 R)
• M2: 386,710 km (0.107 R)
• M3: 636,689 km (0.073 R)
• M4: 988,244 km (0.045 R)
• M5: 2,425,729 km (0.065 R)
• M6: 3,017,838 km (0.093 R)
• M7: 3,295,491 km (0.117 R)
• M8: 3,729,475 km (0.074 R)
• M9: 4,200,559 km (0.111 R)
• M10: 7,078,522 km (0.077 R)
• M11: 7,568,455 km (0.073 R)
• M12: 8,665,157 km (0.079 R)
• M13: 10,702,531 km (0.086 R)
• M14: 11,587,851 km (0.091 R)
• M15: 16,600,726 km (0.108 R)
• M16: 20,851,250 km (0.093 R)
• M17: 21,762,002 km (0.072 R)
• M18: 25,158,024 km (0.11 R)
• M19: 28,116,770 km (0.119 R)
• M20: 34,086,772 km (0.06 R)
• M21: 35,991,153 km (0.106 R)
• M22: 52,168,517 km (0.075 R)
• M23: 58,182,651 km (0.111 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 327 - 10,935 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit