🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.29 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.53

Radius: 1.45

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 0.49 AU - 0.67 AU

Year: 155 Days

Day: 23.3 Hours

Environment

Temp: 257 °C

Axial Tilt: 10.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 4.78 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.29

Radius: 0.61

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 4.35 AU - 5.21 AU

Year: 3656 Days

Day: 36.5 Hours

Environment

Temp: -123 °C

Axial Tilt: 33.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Ice Giant

Semi-Major Axis: 19.54 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 932.9

Radius: 3.3

Gravity: 85.67 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 15.3 AU - 23.78 AU

Year: 30218 Days

Day: 18.4 Hours

Environment

Temp: -193 °C

Axial Tilt: 0.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 111,051,438 km

• M1: 40,990 km (0.115 R)
• M2: 180,864 km (0.107 R)
• M3: 302,188 km (0.086 R)
• M4: 688,449 km (0.109 R)
• M5: 1,223,112 km (0.07 R)
• M6: 1,653,655 km (0.085 R)
• M7: 2,890,979 km (0.099 R)
• M8: 3,380,313 km (0.119 R)
• M9: 3,747,277 km (0.061 R)
• M10: 3,958,360 km (0.089 R)
• M11: 4,924,014 km (0.107 R)
• M12: 5,350,966 km (0.11 R)
• M13: 6,727,865 km (0.094 R)
• M14: 8,032,807 km (0.081 R)
• M15: 11,420,002 km (0.105 R)
• M16: 12,784,036 km (0.07 R)
• M17: 14,766,656 km (0.088 R)
• M18: 14,940,639 km (0.062 R)
• M19: 16,012,956 km (0.063 R)
• M20: 19,851,189 km (0.073 R)
• M21: 31,522,815 km (0.077 R)
• M22: 32,982,441 km (0.108 R)
• M23: 33,130,692 km (0.094 R)
• M24: 35,100,448 km (0.038 R)
• M25: 46,686,503 km (0.115 R)
• M26: 55,819,304 km (0.068 R)
• M27: 59,255,268 km (0.08 R)
• M28: 62,602,071 km (0.109 R)
• M29: 62,829,610 km (0.068 R)
• M30: 69,669,224 km (0.113 R)
• M31: 75,433,978 km (0.078 R)
• M32: 81,779,621 km (0.078 R)
• M33: 82,051,440 km (0.102 R)
• M34: 88,758,212 km (0.055 R)
• M35: 104,203,594 km (0.102 R)
• M36: 105,485,647 km (0.117 R)
• M37: 107,102,800 km (0.104 R)
• M38: 109,724,653 km (0.104 R)

Kuiper Belt

Range: 31.4 - 58.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 316 - 18,519 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit