🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.79 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.15

Radius: 0.47

Gravity: 0.68 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 0.64 AU - 0.94 AU

Year: 300 Days

Day: 34.8 Hours

Environment

Temp: -2 °C

Axial Tilt: 27.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 1.15 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.85

Radius: 0.94

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 1 AU - 1.3 AU

Year: 527 Days

Day: 24.6 Hours

Environment

Temp: -65 °C

Axial Tilt: 46.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.15 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.24

Radius: 1.38

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 0.87 AU - 1.43 AU

Year: 527 Days

Day: 18.2 Hours

Environment

Temp: -67 °C

Axial Tilt: 7.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 25,212,348 km

• M1: 60,138 km (0.063 R)
• M2: 215,271 km (0.105 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.95 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.39

Radius: 1.81

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 1.63 AU - 2.27 AU

Year: 1164 Days

Day: 39.2 Hours

Environment

Temp: -105 °C

Axial Tilt: 19.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 2.98 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 852.3

Radius: 12.7

Gravity: 5.28 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 3.9 AU - 4.1 AU

Year: 3420 Days

Day: 14.6 Hours

Environment

Temp: -158 °C

Axial Tilt: 2.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 25,212,348 km

• M1: 157,975 km (0.099 R)
• M2: 558,898 km (0.099 R)
• M3: 1,018,014 km (0.084 R)
• M4: 1,458,130 km (0.099 R)
• M5: 1,935,796 km (0.09 R)
• M6: 2,946,180 km (0.092 R)
• M7: 4,303,632 km (0.088 R)
• M8: 5,148,261 km (0.059 R)
• M9: 5,651,209 km (0.07 R)
• M10: 6,333,675 km (0.1 R)
• M11: 7,931,978 km (0.101 R)
• M12: 8,568,816 km (0.1 R)
• M13: 9,824,691 km (0.065 R)
• M14: 10,559,515 km (0.117 R)
• M15: 11,243,327 km (0.059 R)
• M16: 11,820,326 km (0.116 R)
• M17: 15,544,416 km (0.095 R)
• M18: 16,770,370 km (0.104 R)
• M19: 19,795,089 km (0.072 R)
• M20: 20,835,243 km (0.111 R)
• M21: 21,571,265 km (0.101 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: 303 - 17,469 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit