🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.84 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.24

Radius: 1.09

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 0.74 AU - 0.94 AU

Year: 274 Days

Day: 24.4 Hours

Environment

Temp: 191 °C

Axial Tilt: 33.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.8 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.12

Radius: 1.76

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 1.78 AU - 1.82 AU

Year: 861 Days

Day: 21 Hours

Environment

Temp: -49 °C

Axial Tilt: 59.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.48 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 11.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 155.7

Radius: 14.9

Gravity: 0.7 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 10.94 AU - 11.36 AU

Year: 13271 Days

Day: 7.2 Hours

Environment

Temp: -171 °C

Axial Tilt: 16.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 72,008,581 km

• M1: 185,501 km (0.094 R)
• M2: 1,326,036 km (0.056 R)
• M3: 1,965,267 km (0.045 R)
• M4: 4,047,370 km (0.081 R)
• M5: 5,069,722 km (0.111 R)
• M6: 6,624,942 km (0.071 R)
• M7: 8,682,660 km (0.041 R)
• M8: 9,571,272 km (0.055 R)
• M9: 11,089,391 km (0.091 R)
• M10: 17,249,532 km (0.116 R)

Planet 4 - Ice Giant

Semi-Major Axis: 16.53 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 404.7

Radius: 5

Gravity: 16.19 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 16.27 AU - 16.79 AU

Year: 23955 Days

Day: 21.8 Hours

Environment

Temp: -189 °C

Axial Tilt: 25.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 72,008,581 km

• M1: 64,177 km (0.12 R)
• M2: 495,917 km (0.091 R)
• M3: 777,161 km (0.047 R)
• M4: 1,966,165 km (0.108 R)
• M5: 2,865,098 km (0.118 R)
• M6: 4,496,164 km (0.084 R)
• M7: 4,701,412 km (0.095 R)
• M8: 7,627,696 km (0.034 R)
• M9: 8,474,869 km (0.065 R)
• M10: 12,832,954 km (0.1 R)
• M11: 15,370,732 km (0.109 R)
• M12: 18,658,445 km (0.074 R)
• M13: 21,315,752 km (0.082 R)
• M14: 24,634,132 km (0.088 R)
• M15: 25,058,391 km (0.118 R)
• M16: 26,030,777 km (0.071 R)
• M17: 37,314,646 km (0.102 R)
• M18: 38,723,858 km (0.03 R)
• M19: 52,162,234 km (0.06 R)
• M20: 54,457,814 km (0.09 R)
• M21: 61,358,464 km (0.082 R)

Kuiper Belt

Range: 30.8 - 60.8 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 456 - 15,607 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit