🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.89 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.17

Radius: 1.77

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 0.86 AU - 0.92 AU

Year: 315 Days

Day: 17.2 Hours

Environment

Temp: 41 °C

Axial Tilt: 21.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 19,313,800 km

• M1: 211,083 km (0.057 R)

Planet 2 - Terrestrial

Semi-Major Axis: 2.83 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.98

Radius: 1.9

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 2.52 AU - 3.14 AU

Year: 1784 Days

Day: 18.6 Hours

Environment

Temp: -105 °C

Axial Tilt: 10.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.44 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 8.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 61.4

Radius: 8.5

Gravity: 0.85 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 7.74 AU - 8.34 AU

Year: 8543 Days

Day: 11.1 Hours

Environment

Temp: -169 °C

Axial Tilt: 8.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 19,313,800 km

• M1: 118,332 km (0.048 R)
• M2: 405,859 km (0.118 R)
• M3: 1,325,886 km (0.11 R)
• M4: 1,915,002 km (0.105 R)
• M5: 2,297,075 km (0.065 R)
• M6: 3,047,009 km (0.096 R)
• M7: 3,515,251 km (0.093 R)
• M8: 4,487,039 km (0.045 R)
• M9: 5,779,863 km (0.105 R)
• M10: 7,857,778 km (0.103 R)
• M11: 13,017,857 km (0.048 R)
• M12: 17,908,959 km (0.078 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 247 - 19,126 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit