🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.58 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 1.15 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.6

Radius: 1.21

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 1.12 AU - 1.18 AU

Year: 429 Days

Day: 33 Hours

Environment

Temp: 24 °C

Axial Tilt: 13 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 1.43 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.98

Radius: 1.9

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 1.18 AU - 1.68 AU

Year: 596 Days

Day: 27.2 Hours

Environment

Temp: -0 °C

Axial Tilt: 34.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 56,114,337 km

• M1: 723,156 km (0.105 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.72 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.03

Radius: 1.56

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 1.34 AU - 2.1 AU

Year: 786 Days

Day: 13.9 Hours

Environment

Temp: -41 °C

Axial Tilt: 14.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 56,114,337 km

• M1: 103,073 km (0.109 R)
• M2: 1,146,219 km (0.071 R)

Asteroid Belt

Center: 6.4 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 11.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 666.2

Radius: 11.4

Gravity: 5.13 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 10.66 AU - 11.5 AU

Year: 12844 Days

Day: 6.8 Hours

Environment

Temp: -175 °C

Axial Tilt: 44.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 56,114,337 km

• M1: 142,567 km (0.064 R)
• M2: 858,991 km (0.116 R)
• M3: 1,255,725 km (0.083 R)
• M4: 1,668,166 km (0.087 R)
• M5: 2,284,060 km (0.097 R)
• M6: 3,188,978 km (0.109 R)
• M7: 5,990,198 km (0.063 R)
• M8: 8,334,097 km (0.113 R)
• M9: 9,866,578 km (0.105 R)
• M10: 10,398,698 km (0.083 R)
• M11: 11,579,025 km (0.081 R)
• M12: 13,161,471 km (0.106 R)
• M13: 20,601,123 km (0.047 R)
• M14: 21,208,041 km (0.107 R)
• M15: 22,095,456 km (0.112 R)
• M16: 23,566,751 km (0.091 R)
• M17: 26,297,062 km (0.088 R)
• M18: 31,915,359 km (0.094 R)
• M19: 33,435,573 km (0.073 R)
• M20: 35,248,998 km (0.096 R)
• M21: 39,071,074 km (0.077 R)
• M22: 39,467,808 km (0.094 R)
• M23: 44,297,874 km (0.115 R)
• M24: 47,078,300 km (0.096 R)
• M25: 49,662,753 km (0.051 R)
• M26: 50,911,147 km (0.071 R)
• M27: 55,112,903 km (0.089 R)

Kuiper Belt

Range: 31.5 - 50.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 210 - 10,829 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit