🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.85 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.13

Radius: 1.76

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 0.64 AU - 1.06 AU

Year: 273 Days

Day: 32.8 Hours

Environment

Temp: 112 °C

Axial Tilt: 20 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.03 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.3

Radius: 1.61

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 0.99 AU - 1.07 AU

Year: 364 Days

Day: 39.4 Hours

Environment

Temp: 138 °C

Axial Tilt: 12.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 5.11 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.05

Radius: 1.33

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 3.92 AU - 6.3 AU

Year: 4023 Days

Day: 39.9 Hours

Environment

Temp: -132 °C

Axial Tilt: 25.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 58,226,626 km

• M1: 184,305 km (0.111 R)
• M2: 1,985,762 km (0.049 R)

Asteroid Belt

Center: 10.92 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Ice Giant

Semi-Major Axis: 16.72 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 216.6

Radius: 6.9

Gravity: 4.55 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 16.08 AU - 17.36 AU

Year: 23809 Days

Day: 18.6 Hours

Environment

Temp: -193 °C

Axial Tilt: 149.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 58,226,626 km

• M1: 85,869 km (0.105 R)
• M2: 572,212 km (0.099 R)
• M3: 1,335,011 km (0.105 R)
• M4: 1,903,035 km (0.11 R)
• M5: 2,452,507 km (0.101 R)
• M6: 3,078,874 km (0.116 R)
• M7: 4,063,677 km (0.099 R)
• M8: 4,676,280 km (0.099 R)
• M9: 5,490,541 km (0.101 R)
• M10: 8,166,847 km (0.069 R)
• M11: 17,808,430 km (0.098 R)
• M12: 21,877,342 km (0.116 R)
• M13: 27,570,738 km (0.084 R)
• M14: 39,572,227 km (0.063 R)
• M15: 47,457,830 km (0.063 R)
• M16: 51,525,097 km (0.111 R)
• M17: 56,842,404 km (0.057 R)

Kuiper Belt

Range: 31.5 - 46.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 494 - 16,655 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit