🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.3 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.6 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.72

Radius: 0.88

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 0.51 AU - 0.69 AU

Year: 164 Days

Day: 40.9 Hours

Environment

Temp: 255 °C

Axial Tilt: 14 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.14 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.16

Radius: 0.48

Gravity: 0.69 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 0.87 AU - 1.41 AU

Year: 430 Days

Day: 35 Hours

Environment

Temp: 18 °C

Axial Tilt: 39 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 3.68 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.68

Radius: 1.23

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.162

Orbit Range: 3.08 AU - 4.28 AU

Year: 2493 Days

Day: 25.8 Hours

Environment

Temp: -99 °C

Axial Tilt: 35.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.61 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 9.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 934.9

Radius: 14.6

Gravity: 4.39 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 9.38 AU - 9.7 AU

Year: 10404 Days

Day: 6.1 Hours

Environment

Temp: -175 °C

Axial Tilt: 22.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 54,593,248 km

• M1: 183,108 km (0.084 R)
• M2: 650,302 km (0.053 R)
• M3: 1,182,721 km (0.119 R)
• M4: 1,725,312 km (0.059 R)
• M5: 2,699,045 km (0.053 R)
• M6: 3,310,900 km (0.104 R)
• M7: 5,074,061 km (0.098 R)
• M8: 5,547,239 km (0.103 R)
• M9: 6,583,054 km (0.114 R)
• M10: 7,314,737 km (0.065 R)
• M11: 8,941,315 km (0.09 R)
• M12: 9,943,322 km (0.095 R)
• M13: 10,418,145 km (0.051 R)
• M14: 11,019,080 km (0.108 R)
• M15: 12,899,974 km (0.104 R)
• M16: 16,327,710 km (0.101 R)
• M17: 17,670,500 km (0.059 R)
• M18: 18,368,973 km (0.092 R)
• M19: 19,492,004 km (0.047 R)
• M20: 20,153,975 km (0.108 R)
• M21: 22,320,002 km (0.055 R)
• M22: 24,256,098 km (0.102 R)
• M23: 25,804,586 km (0.103 R)
• M24: 31,069,084 km (0.094 R)
• M25: 35,275,627 km (0.106 R)
• M26: 36,508,313 km (0.025 R)
• M27: 38,282,095 km (0.051 R)
• M28: 40,378,859 km (0.103 R)
• M29: 50,303,780 km (0.112 R)
• M30: 52,498,680 km (0.112 R)

Kuiper Belt

Range: 31.1 - 54.1 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 490 - 14,504 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit