🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.32 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.63 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.96

Radius: 1.31

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 0.58 AU - 0.68 AU

Year: 323 Days

Day: 16.9 Hours

Environment

Temp: -123 °C

Axial Tilt: 16 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 359.3

Radius: 14.4

Gravity: 1.73 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 0.81 AU - 0.93 AU

Year: 524 Days

Day: 9.8 Hours

Environment

Temp: -142 °C

Axial Tilt: 11 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 23,474,359 km

• M1: 179,069 km (0.072 R)
• M2: 722,408 km (0.069 R)
• M3: 1,420,432 km (0.082 R)
• M4: 2,165,280 km (0.116 R)
• M5: 2,691,565 km (0.092 R)
• M6: 3,226,078 km (0.109 R)
• M7: 3,794,550 km (0.119 R)
• M8: 4,526,084 km (0.101 R)
• M9: 5,180,724 km (0.115 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 562.2

Radius: 9.8

Gravity: 5.85 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 3.15 AU - 3.35 AU

Year: 3783 Days

Day: 13.1 Hours

Environment

Temp: -209 °C

Axial Tilt: 10.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 23,474,359 km

• M1: 122,221 km (0.11 R)
• M2: 473,776 km (0.112 R)
• M3: 887,115 km (0.08 R)
• M4: 1,444,218 km (0.06 R)
• M5: 1,755,082 km (0.104 R)
• M6: 2,221,678 km (0.114 R)
• M7: 2,937,055 km (0.105 R)
• M8: 3,348,898 km (0.1 R)
• M9: 4,773,219 km (0.038 R)
• M10: 5,768,643 km (0.062 R)
• M11: 7,051,445 km (0.087 R)
• M12: 7,464,635 km (0.079 R)
• M13: 8,097,434 km (0.071 R)
• M14: 8,586,319 km (0.029 R)
• M15: 8,984,250 km (0.108 R)
• M16: 10,741,576 km (0.073 R)
• M17: 11,246,469 km (0.096 R)
• M18: 13,044,785 km (0.055 R)
• M19: 15,027,256 km (0.099 R)
• M20: 17,316,702 km (0.116 R)
• M21: 20,525,426 km (0.112 R)
• M22: 20,847,361 km (0.073 R)
• M23: 23,474,299 km (0.1 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 240 - 19,731 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit