🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.47 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.94 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.99

Radius: 1.55

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 0.92 AU - 0.96 AU

Year: 336 Days

Day: 35.2 Hours

Environment

Temp: 44 °C

Axial Tilt: 28.4 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 1.34 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.31

Radius: 0.63

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 1.29 AU - 1.39 AU

Year: 572 Days

Day: 32.1 Hours

Environment

Temp: -31 °C

Axial Tilt: 24.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.4 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.15

Radius: 1.36

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 1.36 AU - 1.44 AU

Year: 611 Days

Day: 25.5 Hours

Environment

Temp: -26 °C

Axial Tilt: 36.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.03 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.89

Radius: 1.89

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 1.81 AU - 2.25 AU

Year: 1067 Days

Day: 45.9 Hours

Environment

Temp: -73 °C

Axial Tilt: 29.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Gas Giant

Semi-Major Axis: 11.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 13.1

Radius: 9.2

Gravity: 0.15 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 9.64 AU - 14.02 AU

Year: 15013 Days

Day: 8.1 Hours

Environment

Temp: -174 °C

Axial Tilt: 7.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (46)

Outer Limit: 16,805,957 km

• M1: 295,456 km (0.113 R)
• M2: 477,965 km (0.12 R)
• M3: 682,316 km (0.114 R)
• M4: 756,816 km (0.063 R)
• M5: 878,738 km (0.103 R)
• M6: 1,007,542 km (0.103 R)
• M7: 1,182,721 km (0.12 R)
• M8: 1,346,830 km (0.086 R)
• M9: 1,790,088 km (0.111 R)
• M10: 2,150,918 km (0.1 R)
• M11: 2,967,573 km (0.049 R)
• M12: 3,235,652 km (0.098 R)
• M13: 3,379,865 km (0.085 R)
• M14: 3,600,222 km (0.037 R)
• M15: 3,704,791 km (0.097 R)
• M16: 4,321,284 km (0.105 R)
• M17: 5,153,048 km (0.107 R)
• M18: 5,561,450 km (0.089 R)
• M19: 5,734,834 km (0.103 R)
• M20: 6,104,491 km (0.066 R)
• M21: 6,337,265 km (0.117 R)
• M22: 6,811,640 km (0.076 R)
• M23: 7,015,841 km (0.115 R)
• M24: 7,184,288 km (0.072 R)
• M25: 7,544,520 km (0.051 R)
• M26: 7,813,796 km (0.061 R)
• M27: 7,949,631 km (0.104 R)
• M28: 8,381,669 km (0.107 R)
• M29: 9,064,135 km (0.089 R)
• M30: 9,166,161 km (0.041 R)
• M31: 9,350,465 km (0.037 R)
• M32: 9,618,993 km (0.104 R)
• M33: 9,973,989 km (0.066 R)
• M34: 10,912,566 km (0.109 R)
• M35: 12,147,646 km (0.072 R)
• M36: 12,395,380 km (0.098 R)
• M37: 12,736,015 km (0.06 R)
• M38: 12,987,788 km (0.102 R)
• M39: 13,171,793 km (0.056 R)
• M40: 13,589,321 km (0.034 R)
• M41: 13,776,169 km (0.09 R)
• M42: 15,108,487 km (0.118 R)
• M43: 15,205,277 km (0.057 R)
• M44: 16,035,845 km (0.098 R)
• M45: 16,431,830 km (0.111 R)
• M46: 16,705,893 km (0.1 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 493 - 18,775 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit