🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.09

Radius: 1.34

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 0.41 AU - 0.65 AU

Year: 138 Days

Day: 39.6 Hours

Environment

Temp: 220 °C

Axial Tilt: 48.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.14 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.6

Radius: 1.67

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 0.87 AU - 1.41 AU

Year: 434 Days

Day: 29.3 Hours

Environment

Temp: 13 °C

Axial Tilt: 3.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 42,685,495 km

• M1: 53,706 km (0.089 R)

Asteroid Belt

Center: 5.5 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 9.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 397.2

Radius: 10.2

Gravity: 3.82 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 8.94 AU - 10.78 AU

Year: 11036 Days

Day: 7.2 Hours

Environment

Temp: -161 °C

Axial Tilt: 4.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 42,685,495 km

• M1: 128,056 km (0.091 R)
• M2: 457,171 km (0.095 R)
• M3: 1,310,777 km (0.094 R)
• M4: 1,920,388 km (0.106 R)
• M5: 3,752,214 km (0.102 R)
• M6: 6,680,443 km (0.105 R)
• M7: 9,273,572 km (0.118 R)
• M8: 10,921,243 km (0.103 R)
• M9: 18,370,020 km (0.11 R)
• M10: 22,912,260 km (0.116 R)
• M11: 23,678,351 km (0.105 R)
• M12: 33,158,817 km (0.077 R)
• M13: 42,303,585 km (0.085 R)

Kuiper Belt

Range: 30.8 - 53.8 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 537 - 11,388 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit