🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.79 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.16

Radius: 1.58

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 0.68 AU - 0.9 AU

Year: 258 Days

Day: 19.3 Hours

Environment

Temp: 96 °C

Axial Tilt: 10.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.14 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.34

Radius: 0.65

Gravity: 0.8 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 0.98 AU - 1.3 AU

Year: 447 Days

Day: 17.3 Hours

Environment

Temp: 0 °C

Axial Tilt: 29.9 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Asteroid Belt

Center: 2.55 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Terrestrial

Semi-Major Axis: 3.96 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.35

Radius: 1.62

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 2.99 AU - 4.93 AU

Year: 2893 Days

Day: 17.5 Hours

Environment

Temp: -126 °C

Axial Tilt: 17.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Gas Giant

Semi-Major Axis: 5.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 75.3

Radius: 10.4

Gravity: 0.7 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 4.31 AU - 6.17 AU

Year: 4403 Days

Day: 14 Hours

Environment

Temp: -141 °C

Axial Tilt: 9.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 18,511,396 km

• M1: 129,402 km (0.117 R)
• M2: 632,949 km (0.055 R)
• M3: 1,250,339 km (0.06 R)
• M4: 1,658,741 km (0.079 R)
• M5: 2,515,638 km (0.062 R)
• M6: 3,043,569 km (0.094 R)
• M7: 3,483,087 km (0.086 R)
• M8: 4,740,757 km (0.041 R)
• M9: 5,165,166 km (0.089 R)
• M10: 8,240,000 km (0.084 R)
• M11: 9,723,263 km (0.053 R)
• M12: 11,992,513 km (0.071 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 172.2

Radius: 14.4

Gravity: 0.83 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 4.43 AU - 6.65 AU

Year: 4787 Days

Day: 8.2 Hours

Environment

Temp: -137 °C

Axial Tilt: 38.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 18,511,396 km

• M1: 179,667 km (0.074 R)
• M2: 730,486 km (0.1 R)
• M3: 1,489,396 km (0.064 R)
• M4: 3,793,054 km (0.118 R)
• M5: 8,945,803 km (0.101 R)
• M6: 10,775,385 km (0.11 R)
• M7: 11,557,034 km (0.095 R)
• M8: 14,085,088 km (0.08 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 188 - 14,923 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit