🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.36

Radius: 1.13

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 0.44 AU - 0.6 AU

Year: 132 Days

Day: 19.5 Hours

Environment

Temp: 277 °C

Axial Tilt: 67.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 46,008,879 km

• M1: 233,821 km (0.119 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.9 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.4

Radius: 1.63

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 0.85 AU - 0.95 AU

Year: 301 Days

Day: 24.4 Hours

Environment

Temp: 111 °C

Axial Tilt: 1.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.75 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.61

Radius: 1.67

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 1.62 AU - 1.88 AU

Year: 817 Days

Day: 15.2 Hours

Environment

Temp: -33 °C

Axial Tilt: 36.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 10.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 452.5

Radius: 14.6

Gravity: 2.12 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 9.37 AU - 11.11 AU

Year: 11570 Days

Day: 13.9 Hours

Environment

Temp: -172 °C

Axial Tilt: 145 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 46,008,879 km

• M1: 181,612 km (0.118 R)
• M2: 783,893 km (0.104 R)
• M3: 1,382,135 km (0.088 R)
• M4: 1,919,939 km (0.112 R)
• M5: 2,776,387 km (0.091 R)
• M6: 3,386,447 km (0.051 R)
• M7: 5,249,688 km (0.073 R)
• M8: 6,514,389 km (0.081 R)
• M9: 7,518,639 km (0.054 R)
• M10: 8,848,415 km (0.047 R)
• M11: 9,309,326 km (0.098 R)
• M12: 9,932,551 km (0.111 R)
• M13: 11,915,620 km (0.069 R)
• M14: 13,658,435 km (0.119 R)
• M15: 14,718,635 km (0.046 R)
• M16: 17,645,368 km (0.034 R)
• M17: 20,219,349 km (0.071 R)
• M18: 24,989,876 km (0.103 R)
• M19: 30,672,201 km (0.089 R)
• M20: 34,829,675 km (0.102 R)
• M21: 38,366,618 km (0.094 R)
• M22: 42,266,186 km (0.077 R)

Kuiper Belt

Range: 31.1 - 52.1 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 525 - 19,895 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit