🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.6 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 1.2 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.07

Radius: 1.57

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 1.08 AU - 1.32 AU

Year: 562 Days

Day: 35 Hours

Environment

Temp: -67 °C

Axial Tilt: 9.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 1.28 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.5

Radius: 1.83

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 1.18 AU - 1.38 AU

Year: 619 Days

Day: 12.5 Hours

Environment

Temp: -78 °C

Axial Tilt: 34.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Gas Giant

Semi-Major Axis: 4.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 317.5

Radius: 8.1

Gravity: 4.84 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 3.31 AU - 4.99 AU

Year: 3614 Days

Day: 7 Hours

Environment

Temp: -158 °C

Axial Tilt: 15.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 22,177,134 km

• M1: 101,427 km (0.089 R)
• M2: 396,734 km (0.094 R)
• M3: 974,181 km (0.108 R)
• M4: 1,390,961 km (0.109 R)
• M5: 1,958,835 km (0.088 R)
• M6: 3,678,312 km (0.092 R)
• M7: 6,277,426 km (0.119 R)
• M8: 7,534,048 km (0.085 R)
• M9: 7,966,984 km (0.118 R)
• M10: 9,793,873 km (0.119 R)
• M11: 12,901,919 km (0.105 R)
• M12: 14,394,906 km (0.107 R)
• M13: 15,256,140 km (0.086 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 323.4

Radius: 8.7

Gravity: 4.27 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 4.41 AU - 5.31 AU

Year: 4580 Days

Day: 10.9 Hours

Environment

Temp: -165 °C

Axial Tilt: 12.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 22,177,134 km

• M1: 108,159 km (0.074 R)
• M2: 597,793 km (0.085 R)
• M3: 1,078,900 km (0.068 R)
• M4: 1,826,291 km (0.093 R)
• M5: 2,242,322 km (0.08 R)
• M6: 3,720,200 km (0.084 R)
• M7: 4,260,099 km (0.09 R)
• M8: 4,594,749 km (0.115 R)
• M9: 4,970,988 km (0.075 R)
• M10: 6,085,342 km (0.102 R)
• M11: 6,598,164 km (0.113 R)
• M12: 6,986,370 km (0.06 R)
• M13: 8,587,965 km (0.075 R)
• M14: 9,605,978 km (0.115 R)
• M15: 10,105,037 km (0.1 R)
• M16: 12,011,213 km (0.06 R)
• M17: 12,681,411 km (0.043 R)
• M18: 13,423,567 km (0.09 R)
• M19: 14,096,308 km (0.111 R)
• M20: 15,982,887 km (0.102 R)
• M21: 17,236,966 km (0.044 R)
• M22: 19,511,601 km (0.081 R)
• M23: 20,752,366 km (0.086 R)
• M24: 21,847,722 km (0.084 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 390 - 14,009 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit