🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.14 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.08

Radius: 1.34

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 0.96 AU - 1.32 AU

Year: 454 Days

Day: 13.6 Hours

Environment

Temp: -5 °C

Axial Tilt: 7.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 4.24 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.58

Radius: 1.84

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 3.32 AU - 5.16 AU

Year: 3255 Days

Day: 31.9 Hours

Environment

Temp: -123 °C

Axial Tilt: 16.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 11.57 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Ice Giant

Semi-Major Axis: 18.89 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 10.8

Radius: 3.2

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 16.74 AU - 21.04 AU

Year: 30606 Days

Day: 18.3 Hours

Environment

Temp: -199 °C

Axial Tilt: 19.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 25,336,477 km

• M1: 78,240 km (0.105 R)
• M2: 484,398 km (0.083 R)
• M3: 1,981,723 km (0.074 R)
• M4: 2,979,690 km (0.086 R)
• M5: 4,798,950 km (0.037 R)
• M6: 5,261,656 km (0.032 R)
• M7: 6,245,412 km (0.12 R)
• M8: 6,733,550 km (0.108 R)
• M9: 10,499,826 km (0.064 R)
• M10: 11,454,111 km (0.094 R)
• M11: 13,835,110 km (0.091 R)
• M12: 24,809,012 km (0.072 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 400 - 12,951 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit