🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.83

Radius: 0.93

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 0.43 AU - 0.59 AU

Year: 235 Days

Day: 15.8 Hours

Environment

Temp: -119 °C

Axial Tilt: 170 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 0.59 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.98

Radius: 1.74

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 0.51 AU - 0.67 AU

Year: 293 Days

Day: 32.3 Hours

Environment

Temp: -125 °C

Axial Tilt: 53.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Gas Giant

Semi-Major Axis: 0.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 720.3

Radius: 9.4

Gravity: 8.15 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 0.72 AU - 0.78 AU

Year: 419 Days

Day: 7.4 Hours

Environment

Temp: -138 °C

Axial Tilt: 23.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 5,883,637 km

• M1: 116,836 km (0.083 R)
• M2: 440,865 km (0.107 R)
• M3: 1,118,842 km (0.109 R)
• M4: 1,722,619 km (0.094 R)
• M5: 2,019,571 km (0.065 R)
• M6: 2,397,306 km (0.119 R)
• M7: 3,319,876 km (0.113 R)
• M8: 3,823,422 km (0.108 R)
• M9: 4,549,122 km (0.109 R)
• M10: 5,511,335 km (0.025 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 188 - 13,977 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit