🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.81 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.81

Radius: 1.27

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 1.41 AU - 2.21 AU

Year: 922 Days

Day: 14.5 Hours

Environment

Temp: -69 °C

Axial Tilt: 35.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 1.9 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.56

Radius: 1.66

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.026

Orbit Range: 1.85 AU - 1.95 AU

Year: 992 Days

Day: 15.4 Hours

Environment

Temp: -73 °C

Axial Tilt: 39.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.4 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 4.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 585.2

Radius: 11.7

Gravity: 4.27 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 4.48 AU - 5.3 AU

Year: 4096 Days

Day: 13.5 Hours

Environment

Temp: -149 °C

Axial Tilt: 6.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 25,082,996 km

• M1: 146,606 km (0.117 R)
• M2: 594,053 km (0.098 R)
• M3: 1,058,106 km (0.089 R)
• M4: 1,460,524 km (0.027 R)
• M5: 1,839,156 km (0.11 R)
• M6: 3,672,179 km (0.076 R)
• M7: 4,501,550 km (0.093 R)
• M8: 5,778,068 km (0.083 R)
• M9: 6,530,695 km (0.059 R)
• M10: 12,865,716 km (0.085 R)
• M11: 14,199,231 km (0.069 R)
• M12: 15,622,954 km (0.113 R)
• M13: 17,024,088 km (0.076 R)
• M14: 18,507,351 km (0.094 R)
• M15: 21,729,540 km (0.095 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: 267 - 15,210 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit