🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.33 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.66 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.77

Radius: 1.26

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 0.54 AU - 0.78 AU

Year: 198 Days

Day: 35 Hours

Environment

Temp: 169 °C

Axial Tilt: 20.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 41,981,855 km

• M1: 38,895 km (0.066 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.03 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.48

Radius: 1.17

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 0.96 AU - 1.1 AU

Year: 386 Days

Day: 22.8 Hours

Environment

Temp: 15 °C

Axial Tilt: 0.4 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 41,981,855 km

• M1: 29,770 km (0.114 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.52 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.42

Radius: 1.42

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 1.3 AU - 1.74 AU

Year: 691 Days

Day: 43.8 Hours

Environment

Temp: -52 °C

Axial Tilt: 15.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 41,981,855 km

• M1: 113,246 km (0.084 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.66 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.88

Radius: 1.29

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 1.46 AU - 1.86 AU

Year: 789 Days

Day: 30.7 Hours

Environment

Temp: -42 °C

Axial Tilt: 6.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 41,981,855 km

• M1: 325,525 km (0.085 R)
• M2: 660,774 km (0.082 R)

Planet 5 - Gas Giant

Semi-Major Axis: 7.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 795

Radius: 11.5

Gravity: 6.01 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 5.8 AU - 9.24 AU

Year: 7609 Days

Day: 9.3 Hours

Environment

Temp: -172 °C

Axial Tilt: 19.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 41,981,855 km

• M1: 153,936 km (0.066 R)
• M2: 600,785 km (0.055 R)
• M3: 1,163,423 km (0.098 R)
• M4: 2,111,424 km (0.088 R)
• M5: 2,530,598 km (0.071 R)
• M6: 3,492,811 km (0.101 R)
• M7: 3,955,517 km (0.114 R)
• M8: 4,349,708 km (0.088 R)
• M9: 5,310,425 km (0.061 R)
• M10: 6,513,940 km (0.062 R)
• M11: 6,915,760 km (0.09 R)
• M12: 7,609,296 km (0.086 R)
• M13: 8,138,573 km (0.032 R)
• M14: 9,045,286 km (0.085 R)
• M15: 11,846,506 km (0.117 R)
• M16: 12,558,292 km (0.113 R)
• M17: 15,955,361 km (0.098 R)
• M18: 20,304,769 km (0.06 R)
• M19: 20,928,293 km (0.072 R)
• M20: 22,295,618 km (0.109 R)
• M21: 24,676,318 km (0.115 R)
• M22: 27,034,280 km (0.064 R)
• M23: 28,364,355 km (0.109 R)
• M24: 32,089,192 km (0.104 R)
• M25: 33,256,504 km (0.058 R)
• M26: 34,232,481 km (0.074 R)
• M27: 35,563,453 km (0.089 R)
• M28: 36,014,640 km (0.107 R)
• M29: 40,005,612 km (0.094 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 523 - 14,314 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit