🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.5 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.19

Radius: 1.77

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 0.44 AU - 0.56 AU

Year: 149 Days

Day: 22.6 Hours

Environment

Temp: 106 °C

Axial Tilt: 38 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.72 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.89

Radius: 0.95

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 0.65 AU - 0.79 AU

Year: 258 Days

Day: 12.4 Hours

Environment

Temp: -7 °C

Axial Tilt: 22.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 0.73 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.49

Radius: 0.75

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 0.63 AU - 0.83 AU

Year: 263 Days

Day: 23.7 Hours

Environment

Temp: 11 °C

Axial Tilt: 38.6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 24,528,855 km

• M1: 37,998 km (0.091 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.22 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.15

Radius: 1.36

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 1.1 AU - 1.34 AU

Year: 568 Days

Day: 13.9 Hours

Environment

Temp: -77 °C

Axial Tilt: 12.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 24,528,855 km

• M1: 32,463 km (0.117 R)

Asteroid Belt

Center: 2.99 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 4.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 478.5

Radius: 8.4

Gravity: 6.78 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 4.68 AU - 4.84 AU

Year: 4380 Days

Day: 6.5 Hours

Environment

Temp: -166 °C

Axial Tilt: 26.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 24,528,855 km

• M1: 105,766 km (0.094 R)
• M2: 386,411 km (0.106 R)
• M3: 652,247 km (0.09 R)
• M4: 958,474 km (0.064 R)
• M5: 1,263,055 km (0.058 R)
• M6: 2,019,422 km (0.119 R)
• M7: 3,121,060 km (0.052 R)
• M8: 3,802,778 km (0.109 R)
• M9: 4,325,174 km (0.094 R)
• M10: 4,675,532 km (0.109 R)
• M11: 5,249,389 km (0.08 R)
• M12: 5,785,847 km (0.087 R)
• M13: 6,597,565 km (0.083 R)
• M14: 7,384,899 km (0.112 R)
• M15: 8,023,831 km (0.075 R)
• M16: 8,554,006 km (0.106 R)
• M17: 9,220,764 km (0.111 R)
• M18: 11,168,379 km (0.115 R)
• M19: 11,606,252 km (0.114 R)
• M20: 12,988,686 km (0.095 R)
• M21: 13,819,103 km (0.101 R)
• M22: 14,529,244 km (0.119 R)
• M23: 15,157,107 km (0.118 R)
• M24: 18,028,787 km (0.059 R)
• M25: 18,753,739 km (0.049 R)
• M26: 19,435,157 km (0.055 R)
• M27: 20,585,864 km (0.118 R)
• M28: 24,455,662 km (0.077 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 351 - 17,103 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit