🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.27 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.45

Radius: 1.16

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 0.49 AU - 0.57 AU

Year: 145 Days

Day: 43.3 Hours

Environment

Temp: 149 °C

Axial Tilt: 41.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 30,223,762 km

• M1: 164,558 km (0.071 R)

Planet 2 - Terrestrial

Semi-Major Axis: 2.28 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.85

Radius: 1.88

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 1.75 AU - 2.81 AU

Year: 1297 Days

Day: 21.8 Hours

Environment

Temp: -97 °C

Axial Tilt: 0.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.61 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.17

Radius: 1.77

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 2.56 AU - 2.66 AU

Year: 1588 Days

Day: 43.7 Hours

Environment

Temp: -93 °C

Axial Tilt: 25 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.33 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.06

Radius: 1.56

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 2.86 AU - 3.8 AU

Year: 2289 Days

Day: 35 Hours

Environment

Temp: -125 °C

Axial Tilt: 25.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Gas Giant

Semi-Major Axis: 6.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 498

Radius: 9.2

Gravity: 5.88 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 4.78 AU - 7.7 AU

Year: 5872 Days

Day: 11.3 Hours

Environment

Temp: -151 °C

Axial Tilt: 35 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 30,223,762 km

• M1: 114,442 km (0.112 R)
• M2: 439,369 km (0.119 R)
• M3: 789,578 km (0.077 R)
• M4: 1,196,484 km (0.117 R)
• M5: 1,652,009 km (0.07 R)
• M6: 2,442,185 km (0.068 R)
• M7: 2,732,106 km (0.106 R)
• M8: 3,045,065 km (0.098 R)
• M9: 3,656,770 km (0.082 R)
• M10: 4,061,582 km (0.119 R)
• M11: 4,348,062 km (0.095 R)
• M12: 5,233,981 km (0.049 R)
• M13: 5,778,966 km (0.116 R)
• M14: 6,298,220 km (0.069 R)
• M15: 6,948,671 km (0.105 R)
• M16: 7,643,105 km (0.091 R)
• M17: 14,959,488 km (0.113 R)
• M18: 18,801,760 km (0.05 R)
• M19: 19,466,722 km (0.114 R)
• M20: 20,563,275 km (0.053 R)
• M21: 21,126,660 km (0.081 R)
• M22: 24,177,110 km (0.116 R)
• M23: 25,766,737 km (0.118 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: 329 - 12,844 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit