🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.6 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.59

Radius: 0.81

Gravity: 0.9 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 0.58 AU - 0.62 AU

Year: 174 Days

Day: 15.9 Hours

Environment

Temp: 132 °C

Axial Tilt: 3.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 21,635,236 km

• M1: 32,912 km (0.119 R)
• M2: 220,208 km (0.067 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.48 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.57

Radius: 1.84

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 1.24 AU - 1.72 AU

Year: 675 Days

Day: 38.5 Hours

Environment

Temp: -34 °C

Axial Tilt: 43.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 21,635,236 km

• M1: 46,525 km (0.092 R)
• M2: 1,166,714 km (0.08 R)

Asteroid Belt

Center: 5.59 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 9.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 49.3

Radius: 12.7

Gravity: 0.31 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 8.4 AU - 10.98 AU

Year: 11304 Days

Day: 11.1 Hours

Environment

Temp: -181 °C

Axial Tilt: 5.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 21,635,236 km

• M1: 157,975 km (0.118 R)
• M2: 810,222 km (0.117 R)
• M3: 5,841,049 km (0.068 R)
• M4: 11,154,316 km (0.117 R)
• M5: 17,433,388 km (0.104 R)
• M6: 19,100,357 km (0.079 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 391 - 12,152 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit