🌌 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: 0.51 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2

Radius: 1.32

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 0.41 AU - 0.61 AU

Year: 136 Days

Day: 39.5 Hours

Environment

Temp: 250 °C

Axial Tilt: 5.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 2.68 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.9

Radius: 1.53

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 2.52 AU - 2.84 AU

Year: 1644 Days

Day: 29.4 Hours

Environment

Temp: -105 °C

Axial Tilt: 7.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Gas Giant

Semi-Major Axis: 8.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 332.5

Radius: 11.2

Gravity: 2.65 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 6.38 AU - 9.74 AU

Year: 8575 Days

Day: 14.7 Hours

Environment

Temp: -159 °C

Axial Tilt: 44.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 34,000,697 km

• M1: 224,397 km (0.117 R)
• M2: 851,212 km (0.087 R)
• M3: 1,758,972 km (0.111 R)
• M4: 3,349,945 km (0.095 R)
• M5: 5,237,721 km (0.098 R)
• M6: 7,901,012 km (0.028 R)
• M7: 11,311,544 km (0.106 R)
• M8: 12,156,473 km (0.11 R)
• M9: 16,707,838 km (0.077 R)
• M10: 17,089,163 km (0.063 R)
• M11: 21,155,383 km (0.088 R)
• M12: 23,530,997 km (0.108 R)
• M13: 28,084,906 km (0.066 R)
• M14: 29,262,989 km (0.113 R)
• M15: 30,757,771 km (0.03 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 510 - 14,673 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit