🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.7 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.76

Radius: 1.7

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 0.68 AU - 0.72 AU

Year: 205 Days

Day: 13.8 Hours

Environment

Temp: 207 °C

Axial Tilt: 7.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.9 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.9

Radius: 1.29

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 0.75 AU - 1.05 AU

Year: 299 Days

Day: 30.5 Hours

Environment

Temp: 101 °C

Axial Tilt: 8.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 24,975,153 km

• M1: 33,211 km (0.104 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.22 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.67

Radius: 0.85

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 0.92 AU - 1.52 AU

Year: 471 Days

Day: 32.1 Hours

Environment

Temp: 29 °C

Axial Tilt: 26.3 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 1.39 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.66

Radius: 1.68

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 1.29 AU - 1.49 AU

Year: 573 Days

Day: 19.7 Hours

Environment

Temp: 16 °C

Axial Tilt: 31.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 24,975,153 km

• M1: 749,336 km (0.088 R)

Asteroid Belt

Center: 3.51 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 5.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 88.3

Radius: 11.8

Gravity: 0.63 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 5.54 AU - 5.7 AU

Year: 4661 Days

Day: 12.6 Hours

Environment

Temp: -137 °C

Axial Tilt: 14.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 24,975,153 km

• M1: 147,504 km (0.03 R)
• M2: 969,095 km (0.117 R)
• M3: 1,486,255 km (0.098 R)
• M4: 1,894,358 km (0.089 R)
• M5: 2,570,391 km (0.077 R)
• M6: 3,031,451 km (0.093 R)
• M7: 3,514,802 km (0.05 R)
• M8: 6,372,720 km (0.069 R)
• M9: 6,750,754 km (0.081 R)
• M10: 7,278,086 km (0.069 R)
• M11: 8,237,756 km (0.085 R)
• M12: 10,686,225 km (0.093 R)
• M13: 12,384,310 km (0.095 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 309.2

Radius: 11.8

Gravity: 2.22 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 5.98 AU - 6.72 AU

Year: 5598 Days

Day: 11.1 Hours

Environment

Temp: -141 °C

Axial Tilt: 28.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 24,975,153 km

• M1: 146,756 km (0.106 R)
• M2: 548,875 km (0.118 R)
• M3: 968,048 km (0.092 R)
• M4: 3,440,302 km (0.112 R)
• M5: 3,906,300 km (0.064 R)
• M6: 4,672,540 km (0.12 R)
• M7: 5,041,299 km (0.063 R)
• M8: 5,644,926 km (0.051 R)
• M9: 6,150,417 km (0.12 R)
• M10: 6,840,213 km (0.107 R)
• M11: 10,126,429 km (0.11 R)
• M12: 10,496,086 km (0.115 R)
• M13: 13,341,587 km (0.109 R)
• M14: 15,994,107 km (0.109 R)
• M15: 16,666,100 km (0.028 R)
• M16: 18,489,100 km (0.098 R)
• M17: 20,768,822 km (0.039 R)
• M18: 21,703,958 km (0.08 R)
• M19: 22,250,888 km (0.026 R)
• M20: 24,019,434 km (0.061 R)

Kuiper Belt

Range: 31.4 - 54.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 386 - 13,060 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit