🌌 Stone's Star System Generator

Asteroid Belt

Center: 1.02 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 2.04 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.99

Radius: 1.74

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 1.75 AU - 2.33 AU

Year: 1246 Days

Day: 17.6 Hours

Environment

Temp: -121 °C

Axial Tilt: 20.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 4.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 218.1

Radius: 12.2

Gravity: 1.47 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 4.34 AU - 5.04 AU

Year: 4342 Days

Day: 14.3 Hours

Environment

Temp: -163 °C

Axial Tilt: 34.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 89,194,112 km

• M1: 151,991 km (0.114 R)
• M2: 564,732 km (0.092 R)
• M3: 1,316,611 km (0.029 R)
• M4: 1,803,253 km (0.08 R)
• M5: 2,592,232 km (0.087 R)
• M6: 3,115,824 km (0.102 R)
• M7: 3,955,667 km (0.081 R)
• M8: 4,631,550 km (0.11 R)
• M9: 6,109,128 km (0.09 R)
• M10: 6,591,881 km (0.113 R)
• M11: 7,071,192 km (0.074 R)
• M12: 8,617,585 km (0.108 R)
• M13: 10,989,759 km (0.069 R)
• M14: 13,143,220 km (0.087 R)
• M15: 13,813,568 km (0.108 R)
• M16: 14,837,715 km (0.083 R)
• M17: 15,663,346 km (0.105 R)
• M18: 16,315,144 km (0.102 R)
• M19: 16,985,043 km (0.096 R)
• M20: 18,105,681 km (0.111 R)

Planet 3 - Ice Giant

Semi-Major Axis: 13.45 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 992.6

Radius: 4.3

Gravity: 53.68 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 11.88 AU - 15.02 AU

Year: 21087 Days

Day: 17.6 Hours

Environment

Temp: -214 °C

Axial Tilt: 38.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 89,194,112 km

• M1: 53,855 km (0.077 R)
• M2: 196,272 km (0.105 R)
• M3: 491,429 km (0.117 R)
• M4: 1,028,785 km (0.109 R)
• M5: 2,182,783 km (0.038 R)
• M6: 2,974,454 km (0.058 R)
• M7: 5,887,873 km (0.053 R)
• M8: 13,857,251 km (0.064 R)
• M9: 15,210,214 km (0.106 R)
• M10: 15,624,301 km (0.11 R)
• M11: 19,115,915 km (0.094 R)
• M12: 20,088,301 km (0.114 R)
• M13: 23,094,022 km (0.113 R)
• M14: 23,311,836 km (0.057 R)
• M15: 23,640,952 km (0.085 R)
• M16: 40,907,837 km (0.088 R)
• M17: 41,386,700 km (0.106 R)
• M18: 57,347,297 km (0.11 R)
• M19: 63,532,421 km (0.084 R)
• M20: 70,147,489 km (0.081 R)
• M21: 70,833,245 km (0.067 R)
• M22: 71,292,810 km (0.095 R)
• M23: 71,523,340 km (0.047 R)
• M24: 79,413,282 km (0.115 R)
• M25: 79,661,016 km (0.086 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 339 - 18,664 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit