🌌 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: 0.65 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.43

Radius: 1.15

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 0.63 AU - 0.67 AU

Year: 190 Days

Day: 27.6 Hours

Environment

Temp: 171 °C

Axial Tilt: 51.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.06 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.89

Radius: 1.53

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 1 AU - 1.12 AU

Year: 395 Days

Day: 40.6 Hours

Environment

Temp: 24 °C

Axial Tilt: 11.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 62,118,682 km

• M1: 47,423 km (0.111 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.14 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.66

Radius: 1.85

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 1.01 AU - 1.27 AU

Year: 440 Days

Day: 14.3 Hours

Environment

Temp: 23 °C

Axial Tilt: 29 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Asteroid Belt

Center: 5.88 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 10.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 954.4

Radius: 12.3

Gravity: 6.31 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 10.04 AU - 11.18 AU

Year: 12499 Days

Day: 9.3 Hours

Environment

Temp: -181 °C

Axial Tilt: 22.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 62,118,682 km

• M1: 153,039 km (0.102 R)
• M2: 926,759 km (0.102 R)
• M3: 1,572,423 km (0.091 R)
• M4: 2,319,665 km (0.098 R)
• M5: 2,948,724 km (0.119 R)
• M6: 5,183,566 km (0.091 R)
• M7: 5,613,511 km (0.096 R)
• M8: 6,463,974 km (0.092 R)
• M9: 7,005,818 km (0.112 R)
• M10: 8,916,183 km (0.109 R)
• M11: 10,462,576 km (0.064 R)
• M12: 14,080,152 km (0.09 R)
• M13: 15,208,868 km (0.119 R)
• M14: 16,473,119 km (0.05 R)
• M15: 17,327,921 km (0.064 R)
• M16: 18,458,133 km (0.08 R)
• M17: 21,681,668 km (0.098 R)
• M18: 25,982,308 km (0.106 R)
• M19: 32,357,720 km (0.072 R)
• M20: 32,840,772 km (0.072 R)
• M21: 34,194,034 km (0.057 R)
• M22: 34,821,298 km (0.077 R)
• M23: 37,806,075 km (0.057 R)
• M24: 39,980,480 km (0.065 R)
• M25: 41,098,425 km (0.053 R)
• M26: 44,131,970 km (0.095 R)
• M27: 47,934,449 km (0.115 R)
• M28: 54,634,339 km (0.119 R)
• M29: 56,184,323 km (0.106 R)

Kuiper Belt

Range: 30.3 - 45.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 248 - 19,431 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit