🌌 Stone's Star System Generator

Asteroid Belt

Center: 1.25 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 2.49 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.27

Radius: 1.61

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 2.38 AU - 2.6 AU

Year: 1401 Days

Day: 43.5 Hours

Environment

Temp: -74 °C

Axial Tilt: 24.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Ice Giant

Semi-Major Axis: 14.9 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 88.3

Radius: 4.5

Gravity: 4.36 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 14.83 AU - 14.97 AU

Year: 20501 Days

Day: 23.1 Hours

Environment

Temp: -184 °C

Axial Tilt: 34.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 65,178,159 km

• M1: 62,382 km (0.1 R)
• M2: 295,157 km (0.06 R)
• M3: 543,190 km (0.06 R)
• M4: 718,369 km (0.048 R)
• M5: 1,984,715 km (0.109 R)
• M6: 3,180,002 km (0.104 R)
• M7: 3,903,756 km (0.039 R)
• M8: 4,590,560 km (0.12 R)
• M9: 5,670,058 km (0.111 R)
• M10: 6,268,749 km (0.119 R)
• M11: 8,696,723 km (0.069 R)
• M12: 13,098,490 km (0.052 R)
• M13: 14,318,760 km (0.074 R)
• M14: 27,378,654 km (0.035 R)
• M15: 29,170,238 km (0.056 R)
• M16: 32,155,763 km (0.052 R)
• M17: 37,459,756 km (0.062 R)
• M18: 38,146,709 km (0.097 R)

Planet 3 - Ice Giant

Semi-Major Axis: 15.63 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 355

Radius: 4.9

Gravity: 14.79 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 14.24 AU - 17.02 AU

Year: 22026 Days

Day: 24.8 Hours

Environment

Temp: -191 °C

Axial Tilt: 20.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 65,178,159 km

• M1: 67,768 km (0.112 R)
• M2: 453,431 km (0.061 R)
• M3: 708,047 km (0.108 R)
• M4: 1,784,104 km (0.072 R)
• M5: 2,337,766 km (0.106 R)
• M6: 3,279,784 km (0.085 R)
• M7: 4,885,268 km (0.068 R)
• M8: 6,778,579 km (0.052 R)
• M9: 7,262,378 km (0.052 R)
• M10: 11,313,788 km (0.099 R)
• M11: 14,126,228 km (0.064 R)
• M12: 17,453,135 km (0.058 R)
• M13: 17,779,258 km (0.113 R)
• M14: 18,109,271 km (0.112 R)
• M15: 19,383,845 km (0.106 R)
• M16: 22,015,421 km (0.104 R)
• M17: 22,300,555 km (0.096 R)
• M18: 25,392,593 km (0.08 R)
• M19: 28,196,805 km (0.109 R)
• M20: 29,099,628 km (0.113 R)
• M21: 37,835,097 km (0.107 R)
• M22: 55,013,869 km (0.11 R)

Kuiper Belt

Range: 30.8 - 57.8 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 380 - 19,259 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit