🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.9 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.98

Radius: 1.74

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 0.73 AU - 1.07 AU

Year: 315 Days

Day: 19.5 Hours

Environment

Temp: 148 °C

Axial Tilt: 71.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 16,917,347 km

• M1: 59,390 km (0.052 R)

Planet 2 - Terrestrial

Semi-Major Axis: 3.78 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.04

Radius: 1.56

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 3.15 AU - 4.41 AU

Year: 2712 Days

Day: 21.8 Hours

Environment

Temp: -126 °C

Axial Tilt: 12.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.43 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 7.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 62.6

Radius: 14.6

Gravity: 0.29 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 5.63 AU - 8.51 AU

Year: 6936 Days

Day: 12.5 Hours

Environment

Temp: -164 °C

Axial Tilt: 38.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 16,917,347 km

• M1: 181,612 km (0.028 R)
• M2: 647,160 km (0.118 R)
• M3: 1,335,011 km (0.061 R)
• M4: 2,589,539 km (0.062 R)
• M5: 3,924,551 km (0.114 R)
• M6: 7,101,710 km (0.057 R)
• M7: 9,141,627 km (0.1 R)
• M8: 10,279,169 km (0.086 R)
• M9: 11,240,186 km (0.107 R)
• M10: 14,304,997 km (0.119 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 391 - 18,108 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit