🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.27 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.64

Radius: 1.22

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 0.43 AU - 0.65 AU

Year: 177 Days

Day: 41.7 Hours

Environment

Temp: 18 °C

Axial Tilt: 15.1 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 0.56 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.83

Radius: 1.27

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 0.43 AU - 0.69 AU

Year: 187 Days

Day: 19.8 Hours

Environment

Temp: 16 °C

Axial Tilt: 13.3 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Gas Giant

Semi-Major Axis: 3.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 28

Radius: 12

Gravity: 0.19 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 3.18 AU - 3.2 AU

Year: 2542 Days

Day: 10.7 Hours

Environment

Temp: -147 °C

Axial Tilt: 34.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 27,492,977 km

• M1: 149,299 km (0.099 R)
• M2: 892,800 km (0.101 R)
• M3: 1,472,791 km (0.101 R)
• M4: 1,863,241 km (0.042 R)
• M5: 2,566,800 km (0.06 R)
• M6: 5,755,479 km (0.049 R)
• M7: 6,208,312 km (0.071 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 970

Radius: 10.5

Gravity: 8.8 G

Time & Orbit

Eccentricity (e): 0.026

Orbit Range: 3.95 AU - 4.17 AU

Year: 3650 Days

Day: 12.5 Hours

Environment

Temp: -163 °C

Axial Tilt: 12.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 27,492,977 km

• M1: 130,599 km (0.049 R)
• M2: 463,454 km (0.045 R)
• M3: 922,271 km (0.039 R)
• M4: 1,273,826 km (0.08 R)
• M5: 1,855,612 km (0.093 R)
• M6: 2,541,817 km (0.044 R)
• M7: 2,917,308 km (0.061 R)
• M8: 3,271,556 km (0.117 R)
• M9: 4,559,893 km (0.033 R)
• M10: 5,305,339 km (0.081 R)
• M11: 8,286,675 km (0.041 R)
• M12: 9,435,736 km (0.05 R)
• M13: 10,301,010 km (0.077 R)
• M14: 12,525,381 km (0.104 R)
• M15: 12,916,729 km (0.106 R)
• M16: 13,417,433 km (0.094 R)
• M17: 14,780,120 km (0.048 R)
• M18: 18,461,275 km (0.089 R)
• M19: 19,161,243 km (0.064 R)
• M20: 26,760,815 km (0.087 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 367 - 14,957 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit