🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.66 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 1.32 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.06

Radius: 1.56

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 1.23 AU - 1.41 AU

Year: 535 Days

Day: 23.9 Hours

Environment

Temp: 12 °C

Axial Tilt: 43.7 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 37,829,490 km

• M1: 832,811 km (0.101 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.41 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.44

Radius: 1.16

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 1.4 AU - 1.42 AU

Year: 591 Days

Day: 39.7 Hours

Environment

Temp: -6 °C

Axial Tilt: 11.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 37,829,490 km

• M1: 516,861 km (0.109 R)

Planet 3 - Terrestrial

Semi-Major Axis: 3.34 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.93

Radius: 1.73

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 2.91 AU - 3.77 AU

Year: 2155 Days

Day: 42.1 Hours

Environment

Temp: -110 °C

Axial Tilt: 158.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 37,829,490 km

• M1: 1,622,539 km (0.101 R)

Planet 4 - Terrestrial

Semi-Major Axis: 3.85 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.33

Radius: 1.12

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 3.38 AU - 4.32 AU

Year: 2667 Days

Day: 16.7 Hours

Environment

Temp: -119 °C

Axial Tilt: 12.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 37,829,490 km

• M1: 881,580 km (0.056 R)

Asteroid Belt

Center: 7.3 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 10.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 217.4

Radius: 13.7

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 9.95 AU - 11.55 AU

Year: 12445 Days

Day: 14.9 Hours

Environment

Temp: -177 °C

Axial Tilt: 35.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 37,829,490 km

• M1: 170,841 km (0.113 R)
• M2: 717,471 km (0.108 R)
• M3: 1,415,944 km (0.104 R)
• M4: 2,001,620 km (0.048 R)
• M5: 2,728,067 km (0.096 R)
• M6: 3,444,341 km (0.118 R)
• M7: 5,969,553 km (0.068 R)
• M8: 6,713,354 km (0.113 R)
• M9: 7,367,097 km (0.055 R)
• M10: 8,844,974 km (0.081 R)
• M11: 10,752,945 km (0.041 R)
• M12: 12,381,019 km (0.032 R)
• M13: 15,805,015 km (0.049 R)
• M14: 19,669,577 km (0.093 R)
• M15: 20,184,044 km (0.082 R)
• M16: 22,892,065 km (0.092 R)
• M17: 27,623,845 km (0.094 R)
• M18: 29,114,289 km (0.084 R)
• M19: 35,723,373 km (0.11 R)
• M20: 36,489,913 km (0.047 R)

Kuiper Belt

Range: 31.1 - 53.1 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 547 - 16,704 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit