🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.64 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.38

Radius: 1.14

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 0.62 AU - 0.66 AU

Year: 192 Days

Day: 26.5 Hours

Environment

Temp: 151 °C

Axial Tilt: 22.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 41,117,130 km

• M1: 289,322 km (0.064 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.9 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.2

Radius: 1.78

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 0.78 AU - 1.02 AU

Year: 320 Days

Day: 35.3 Hours

Environment

Temp: 18 °C

Axial Tilt: 5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 0.95 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.39

Radius: 1.42

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 0.94 AU - 0.96 AU

Year: 347 Days

Day: 45.4 Hours

Environment

Temp: 32 °C

Axial Tilt: 38.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 3.37 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.43

Radius: 0.71

Gravity: 0.85 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 3.15 AU - 3.59 AU

Year: 2318 Days

Day: 32.7 Hours

Environment

Temp: -110 °C

Axial Tilt: 13.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.53 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 9.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 338.4

Radius: 11.3

Gravity: 2.65 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 8.49 AU - 10.89 AU

Year: 11304 Days

Day: 7.8 Hours

Environment

Temp: -175 °C

Axial Tilt: 42.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 41,117,130 km

• M1: 161,566 km (0.108 R)
• M2: 707,000 km (0.12 R)
• M3: 1,059,452 km (0.032 R)
• M4: 1,765,255 km (0.1 R)
• M5: 2,267,006 km (0.044 R)
• M6: 3,560,130 km (0.1 R)
• M7: 4,394,886 km (0.083 R)
• M8: 5,355,305 km (0.025 R)
• M9: 6,521,420 km (0.083 R)
• M10: 8,556,250 km (0.087 R)
• M11: 11,814,342 km (0.107 R)
• M12: 12,354,690 km (0.057 R)
• M13: 19,362,602 km (0.116 R)
• M14: 34,830,872 km (0.109 R)
• M15: 40,505,568 km (0.104 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: 312 - 16,343 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit