🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.34 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.68 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.07

Radius: 1.34

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 0.54 AU - 0.82 AU

Year: 195 Days

Day: 17.4 Hours

Environment

Temp: 146 °C

Axial Tilt: 6.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.66 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.54

Radius: 1.45

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 1.28 AU - 2.04 AU

Year: 745 Days

Day: 13.3 Hours

Environment

Temp: -34 °C

Axial Tilt: 39.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 36,429,788 km

• M1: 40,391 km (0.116 R)
• M2: 998,117 km (0.083 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.25 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.45

Radius: 1.43

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 2.05 AU - 2.45 AU

Year: 1175 Days

Day: 43 Hours

Environment

Temp: -59 °C

Axial Tilt: 39.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 36,429,788 km

• M1: 852,259 km (0.089 R)

Planet 4 - Terrestrial

Semi-Major Axis: 5.66 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.38

Radius: 1.14

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 4.78 AU - 6.54 AU

Year: 4689 Days

Day: 24.2 Hours

Environment

Temp: -139 °C

Axial Tilt: 9.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Gas Giant

Semi-Major Axis: 7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 722.9

Radius: 9

Gravity: 8.92 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 6.68 AU - 7.32 AU

Year: 6450 Days

Day: 13.9 Hours

Environment

Temp: -155 °C

Axial Tilt: 44.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 36,429,788 km

• M1: 111,899 km (0.039 R)
• M2: 472,879 km (0.099 R)
• M3: 780,153 km (0.058 R)
• M4: 1,247,048 km (0.104 R)
• M5: 1,603,240 km (0.067 R)
• M6: 2,104,692 km (0.052 R)
• M7: 2,689,022 km (0.038 R)
• M8: 3,163,696 km (0.1 R)
• M9: 3,670,085 km (0.096 R)
• M10: 4,817,051 km (0.092 R)
• M11: 5,580,300 km (0.106 R)
• M12: 5,862,441 km (0.106 R)
• M13: 6,287,150 km (0.116 R)
• M14: 7,878,422 km (0.065 R)
• M15: 8,234,316 km (0.057 R)
• M16: 9,193,088 km (0.082 R)
• M17: 10,937,400 km (0.113 R)
• M18: 11,380,957 km (0.073 R)
• M19: 18,154,450 km (0.03 R)
• M20: 22,180,278 km (0.092 R)
• M21: 25,542,640 km (0.112 R)
• M22: 27,933,662 km (0.113 R)
• M23: 29,418,720 km (0.064 R)
• M24: 30,858,301 km (0.105 R)

Kuiper Belt

Range: 31.5 - 53.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 378 - 14,940 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit