🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.47 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.94 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.63

Radius: 1.22

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 0.79 AU - 1.09 AU

Year: 317 Days

Day: 40.3 Hours

Environment

Temp: 177 °C

Axial Tilt: 42.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.35 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.57

Radius: 1.66

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 1.22 AU - 1.48 AU

Year: 546 Days

Day: 29.8 Hours

Environment

Temp: 10 °C

Axial Tilt: 120.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 9,981,995 km

• M1: 340,485 km (0.079 R)

Asteroid Belt

Center: 3.78 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 6.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 21.3

Radius: 11.6

Gravity: 0.16 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 4.76 AU - 7.66 AU

Year: 5389 Days

Day: 13.9 Hours

Environment

Temp: -145 °C

Axial Tilt: 45.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 9,981,995 km

• M1: 166,054 km (0.064 R)
• M2: 281,693 km (0.113 R)
• M3: 548,127 km (0.05 R)
• M4: 648,656 km (0.101 R)
• M5: 833,859 km (0.07 R)
• M6: 952,639 km (0.028 R)
• M7: 1,070,822 km (0.08 R)
• M8: 1,152,502 km (0.081 R)
• M9: 1,265,000 km (0.102 R)
• M10: 1,344,586 km (0.113 R)
• M11: 1,425,967 km (0.098 R)
• M12: 1,562,999 km (0.073 R)
• M13: 1,875,209 km (0.118 R)
• M14: 1,992,344 km (0.049 R)
• M15: 2,512,646 km (0.077 R)
• M16: 2,623,647 km (0.078 R)
• M17: 4,200,858 km (0.055 R)
• M18: 4,389,052 km (0.072 R)
• M19: 4,762,149 km (0.075 R)
• M20: 5,252,232 km (0.107 R)
• M21: 5,335,408 km (0.12 R)
• M22: 5,893,558 km (0.098 R)
• M23: 6,104,491 km (0.104 R)
• M24: 6,713,803 km (0.054 R)
• M25: 6,817,325 km (0.077 R)
• M26: 6,947,325 km (0.043 R)
• M27: 7,117,717 km (0.047 R)
• M28: 7,262,977 km (0.095 R)
• M29: 7,799,285 km (0.044 R)
• M30: 8,265,432 km (0.106 R)
• M31: 8,670,244 km (0.11 R)
• M32: 9,110,062 km (0.049 R)
• M33: 9,354,355 km (0.068 R)
• M34: 9,484,505 km (0.087 R)

Kuiper Belt

Range: 31.5 - 61.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 249 - 13,291 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit