🌌 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: 1.99

Radius: 1.32

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 0.56 AU - 0.86 AU

Year: 211 Days

Day: 34.3 Hours

Environment

Temp: 221 °C

Axial Tilt: 153.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 2.43 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.67

Radius: 1.85

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 1.94 AU - 2.92 AU

Year: 1338 Days

Day: 41.4 Hours

Environment

Temp: -65 °C

Axial Tilt: 7.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 30,511,609 km

• M1: 1,096,253 km (0.113 R)

Planet 3 - Terrestrial

Semi-Major Axis: 4.11 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.1

Radius: 1.57

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 3.78 AU - 4.44 AU

Year: 2942 Days

Day: 38.7 Hours

Environment

Temp: -108 °C

Axial Tilt: 159.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.14 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 6.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 603.3

Radius: 8

Gravity: 9.43 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 4.84 AU - 7.5 AU

Year: 5412 Days

Day: 6 Hours

Environment

Temp: -139 °C

Axial Tilt: 18.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 30,511,609 km

• M1: 99,483 km (0.119 R)
• M2: 385,215 km (0.104 R)
• M3: 659,128 km (0.104 R)
• M4: 953,836 km (0.091 R)
• M5: 1,483,263 km (0.069 R)
• M6: 1,931,458 km (0.088 R)
• M7: 2,241,874 km (0.084 R)
• M8: 2,797,480 km (0.064 R)
• M9: 3,441,798 km (0.12 R)
• M10: 3,923,803 km (0.092 R)
• M11: 4,229,431 km (0.049 R)
• M12: 5,076,903 km (0.097 R)
• M13: 6,002,615 km (0.085 R)
• M14: 6,345,493 km (0.093 R)
• M15: 7,923,302 km (0.064 R)
• M16: 8,374,489 km (0.104 R)
• M17: 8,882,673 km (0.073 R)
• M18: 9,411,202 km (0.119 R)
• M19: 10,220,975 km (0.083 R)
• M20: 10,846,893 km (0.058 R)
• M21: 16,806,423 km (0.058 R)
• M22: 19,174,707 km (0.074 R)
• M23: 19,510,853 km (0.089 R)
• M24: 22,196,135 km (0.116 R)
• M25: 23,935,809 km (0.116 R)
• M26: 29,075,094 km (0.046 R)

Kuiper Belt

Range: 31.1 - 59.1 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 393 - 17,149 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit