🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.85 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 1.7 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.69

Radius: 0.86

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 1.54 AU - 1.86 AU

Year: 779 Days

Day: 17.2 Hours

Environment

Temp: -40 °C

Axial Tilt: 27.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 3.08 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.92

Radius: 0.97

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 2.94 AU - 3.22 AU

Year: 1900 Days

Day: 14.6 Hours

Environment

Temp: -102 °C

Axial Tilt: 12.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 18,206,214 km

• M1: 37,250 km (0.119 R)

Planet 3 - Gas Giant

Semi-Major Axis: 5.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 174.9

Radius: 10.3

Gravity: 1.65 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 5.39 AU - 5.77 AU

Year: 4633 Days

Day: 9.1 Hours

Environment

Temp: -131 °C

Axial Tilt: 41.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 18,206,214 km

• M1: 128,205 km (0.056 R)
• M2: 687,701 km (0.088 R)
• M3: 1,410,858 km (0.085 R)
• M4: 2,114,865 km (0.071 R)
• M5: 2,526,110 km (0.03 R)
• M6: 3,135,871 km (0.082 R)
• M7: 4,911,747 km (0.09 R)
• M8: 5,565,340 km (0.059 R)
• M9: 7,543,173 km (0.06 R)
• M10: 11,991,616 km (0.119 R)
• M11: 13,483,555 km (0.113 R)

Kuiper Belt

Range: 31.2 - 51.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 221 - 15,126 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit