🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.85 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.74

Radius: 1.86

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 0.79 AU - 0.91 AU

Year: 291 Days

Day: 21.5 Hours

Environment

Temp: 104 °C

Axial Tilt: 47.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.02 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.87

Radius: 0.95

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 0.93 AU - 1.11 AU

Year: 382 Days

Day: 21.3 Hours

Environment

Temp: 15 °C

Axial Tilt: 33.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.2 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.62

Radius: 1.21

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 1.11 AU - 1.29 AU

Year: 488 Days

Day: 32.8 Hours

Environment

Temp: 14 °C

Axial Tilt: 1.4 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 1.57 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.92

Radius: 1.3

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 1.5 AU - 1.64 AU

Year: 730 Days

Day: 30.1 Hours

Environment

Temp: -54 °C

Axial Tilt: 36.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 4.06 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.26

Radius: 1.79

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 3.36 AU - 4.76 AU

Year: 3034 Days

Day: 16.9 Hours

Environment

Temp: -136 °C

Axial Tilt: 9.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 21,582,879 km

• M1: 488,287 km (0.097 R)

Asteroid Belt

Center: 4.83 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 5.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 260.3

Radius: 9

Gravity: 3.21 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 4.76 AU - 6.42 AU

Year: 4901 Days

Day: 11.5 Hours

Environment

Temp: -151 °C

Axial Tilt: 6.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 21,582,879 km

• M1: 111,899 km (0.09 R)
• M2: 423,811 km (0.099 R)
• M3: 842,236 km (0.102 R)
• M4: 1,164,619 km (0.107 R)
• M5: 1,496,428 km (0.079 R)
• M6: 1,867,131 km (0.075 R)
• M7: 2,486,466 km (0.069 R)
• M8: 2,779,678 km (0.11 R)
• M9: 3,723,341 km (0.102 R)
• M10: 4,566,625 km (0.113 R)
• M11: 6,228,807 km (0.079 R)
• M12: 7,444,888 km (0.108 R)
• M13: 8,777,206 km (0.115 R)
• M14: 9,315,759 km (0.095 R)
• M15: 9,876,003 km (0.084 R)
• M16: 10,697,893 km (0.117 R)
• M17: 15,401,849 km (0.114 R)
• M18: 17,215,573 km (0.054 R)
• M19: 18,116,601 km (0.095 R)
• M20: 20,756,405 km (0.119 R)
• M21: 21,326,224 km (0.063 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 289 - 17,446 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit