🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.5 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.75

Radius: 1.86

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 0.39 AU - 0.61 AU

Year: 124 Days

Day: 28.8 Hours

Environment

Temp: 233 °C

Axial Tilt: 35.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.64 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.01

Radius: 1.32

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 1.49 AU - 1.79 AU

Year: 735 Days

Day: 21.6 Hours

Environment

Temp: -29 °C

Axial Tilt: 0.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 7.33 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 13.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 25.4

Radius: 13.1

Gravity: 0.15 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 11.33 AU - 14.69 AU

Year: 16417 Days

Day: 12.6 Hours

Environment

Temp: -185 °C

Axial Tilt: 37.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 22,243,842 km

• M1: 1,764,058 km (0.053 R)
• M2: 2,824,857 km (0.103 R)
• M3: 3,339,922 km (0.113 R)
• M4: 3,757,001 km (0.102 R)
• M5: 4,404,610 km (0.098 R)
• M6: 6,171,062 km (0.094 R)
• M7: 8,032,508 km (0.102 R)
• M8: 10,322,403 km (0.098 R)
• M9: 11,681,649 km (0.12 R)
• M10: 12,834,151 km (0.104 R)
• M11: 16,152,830 km (0.11 R)
• M12: 17,189,394 km (0.092 R)
• M13: 21,718,170 km (0.118 R)

Kuiper Belt

Range: 31.4 - 56.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 396 - 11,625 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit