🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.51 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 1.01 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.27

Radius: 1.61

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 0.9 AU - 1.12 AU

Year: 389 Days

Day: 41.8 Hours

Environment

Temp: -1 °C

Axial Tilt: 34.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 1.13 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.31

Radius: 1.4

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 0.92 AU - 1.34 AU

Year: 460 Days

Day: 18.4 Hours

Environment

Temp: -10 °C

Axial Tilt: 28 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.58 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.51

Radius: 1.83

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 1.29 AU - 1.87 AU

Year: 760 Days

Day: 14 Hours

Environment

Temp: -69 °C

Axial Tilt: 46.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 49,241,384 km

• M1: 360,232 km (0.07 R)

Planet 4 - Gas Giant

Semi-Major Axis: 8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 989.4

Radius: 11.2

Gravity: 7.89 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 6.47 AU - 9.53 AU

Year: 8664 Days

Day: 7.6 Hours

Environment

Temp: -183 °C

Axial Tilt: 37.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 49,241,384 km

• M1: 139,276 km (0.074 R)
• M2: 520,451 km (0.082 R)
• M3: 1,387,071 km (0.072 R)
• M4: 1,887,925 km (0.073 R)
• M5: 2,392,220 km (0.102 R)
• M6: 2,854,926 km (0.106 R)
• M7: 3,401,108 km (0.102 R)
• M8: 4,703,806 km (0.11 R)
• M9: 7,957,260 km (0.041 R)
• M10: 8,488,183 km (0.119 R)
• M11: 10,534,682 km (0.111 R)
• M12: 11,955,263 km (0.11 R)
• M13: 12,890,849 km (0.117 R)
• M14: 13,438,078 km (0.075 R)
• M15: 15,240,433 km (0.096 R)
• M16: 18,928,619 km (0.077 R)
• M17: 20,606,658 km (0.064 R)
• M18: 22,907,174 km (0.103 R)
• M19: 25,945,357 km (0.115 R)
• M20: 32,808,758 km (0.114 R)
• M21: 34,988,698 km (0.104 R)
• M22: 39,127,473 km (0.101 R)
• M23: 39,507,601 km (0.074 R)
• M24: 39,890,272 km (0.102 R)
• M25: 40,533,543 km (0.078 R)
• M26: 44,127,034 km (0.112 R)
• M27: 48,947,376 km (0.051 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 456 - 18,590 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit