🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.07 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.25

Radius: 1.78

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 0.99 AU - 1.15 AU

Year: 406 Days

Day: 38.1 Hours

Environment

Temp: 8 °C

Axial Tilt: 41.6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 1.57 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.67

Radius: 0.85

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 1.19 AU - 1.95 AU

Year: 722 Days

Day: 40.9 Hours

Environment

Temp: -49 °C

Axial Tilt: 31.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.97 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.68

Radius: 1.68

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 2.32 AU - 3.62 AU

Year: 1879 Days

Day: 25.7 Hours

Environment

Temp: -93 °C

Axial Tilt: 6.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 35,122,977 km

• M1: 461,958 km (0.1 R)
• M2: 1,530,536 km (0.059 R)

Asteroid Belt

Center: 10.7 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Ice Giant

Semi-Major Axis: 18.42 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 32

Radius: 6.8

Gravity: 0.69 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 15.66 AU - 21.18 AU

Year: 29021 Days

Day: 16.1 Hours

Environment

Temp: -192 °C

Axial Tilt: 2.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 35,122,977 km

• M1: 84,822 km (0.089 R)
• M2: 299,345 km (0.046 R)
• M3: 721,959 km (0.077 R)
• M4: 1,169,257 km (0.045 R)
• M5: 2,147,029 km (0.061 R)
• M6: 3,539,785 km (0.111 R)
• M7: 4,008,176 km (0.097 R)
• M8: 4,308,568 km (0.087 R)
• M9: 4,570,365 km (0.065 R)
• M10: 5,819,208 km (0.069 R)
• M11: 7,428,133 km (0.087 R)
• M12: 8,679,968 km (0.053 R)
• M13: 10,388,675 km (0.096 R)
• M14: 13,053,910 km (0.105 R)
• M15: 15,709,721 km (0.058 R)
• M16: 18,636,604 km (0.118 R)
• M17: 23,078,015 km (0.105 R)
• M18: 31,473,447 km (0.108 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 180 - 13,004 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit