🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.55 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.4

Radius: 0.69

Gravity: 0.84 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 1.48 AU - 1.62 AU

Year: 836 Days

Day: 32.2 Hours

Environment

Temp: -91 °C

Axial Tilt: 19.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 1.8 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.47

Radius: 1.82

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 1.68 AU - 1.92 AU

Year: 1047 Days

Day: 21.9 Hours

Environment

Temp: -110 °C

Axial Tilt: 4.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 2.9 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 3.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 519.3

Radius: 14.3

Gravity: 2.54 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 3.95 AU - 4.03 AU

Year: 3455 Days

Day: 11.7 Hours

Environment

Temp: -163 °C

Axial Tilt: 28 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 21,519,044 km

• M1: 177,872 km (0.098 R)
• M2: 1,077,254 km (0.108 R)
• M3: 1,648,718 km (0.057 R)
• M4: 2,109,629 km (0.033 R)
• M5: 3,767,323 km (0.084 R)
• M6: 4,833,806 km (0.117 R)
• M7: 5,693,994 km (0.094 R)
• M8: 6,510,649 km (0.071 R)
• M9: 8,860,981 km (0.055 R)
• M10: 10,422,633 km (0.1 R)
• M11: 11,063,660 km (0.041 R)
• M12: 13,283,992 km (0.091 R)
• M13: 14,820,661 km (0.08 R)
• M14: 15,683,841 km (0.112 R)
• M15: 17,734,379 km (0.072 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 187 - 10,397 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit