🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.38 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.75 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.8

Radius: 1.27

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 0.71 AU - 0.8 AU

Year: 226 Days

Day: 20.2 Hours

Environment

Temp: 154 °C

Axial Tilt: 19.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Asteroid Belt

Center: 6.28 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 11.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 553.6

Radius: 9.2

Gravity: 6.54 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 11.54 AU - 12.08 AU

Year: 14134 Days

Day: 8.1 Hours

Environment

Temp: -185 °C

Axial Tilt: 21.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 87,196,407 km

• M1: 114,442 km (0.114 R)
• M2: 487,240 km (0.114 R)
• M3: 929,601 km (0.077 R)
• M4: 2,205,372 km (0.107 R)
• M5: 3,652,282 km (0.041 R)
• M6: 4,242,446 km (0.054 R)
• M7: 5,829,829 km (0.035 R)
• M8: 7,690,527 km (0.034 R)
• M9: 8,659,622 km (0.078 R)
• M10: 9,604,482 km (0.038 R)
• M11: 13,424,165 km (0.078 R)
• M12: 16,321,277 km (0.069 R)
• M13: 16,841,728 km (0.108 R)
• M14: 17,220,211 km (0.025 R)
• M15: 18,871,921 km (0.093 R)
• M16: 20,199,452 km (0.087 R)
• M17: 21,499,458 km (0.067 R)
• M18: 22,579,106 km (0.082 R)
• M19: 23,505,865 km (0.06 R)
• M20: 30,048,079 km (0.06 R)
• M21: 30,381,383 km (0.093 R)
• M22: 31,282,710 km (0.1 R)
• M23: 39,409,315 km (0.098 R)
• M24: 40,345,798 km (0.102 R)
• M25: 43,669,862 km (0.11 R)
• M26: 45,398,466 km (0.102 R)

Planet 3 - Ice Giant

Semi-Major Axis: 16.53 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 752.8

Radius: 7.1

Gravity: 14.93 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 14.71 AU - 18.35 AU

Year: 23405 Days

Day: 22.9 Hours

Environment

Temp: -195 °C

Axial Tilt: 27.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 87,196,407 km

• M1: 88,263 km (0.085 R)
• M2: 359,334 km (0.076 R)
• M3: 587,920 km (0.067 R)
• M4: 1,107,174 km (0.044 R)
• M5: 1,939,686 km (0.108 R)
• M6: 2,658,354 km (0.048 R)
• M7: 3,162,200 km (0.072 R)
• M8: 4,186,347 km (0.095 R)
• M9: 4,572,459 km (0.025 R)
• M10: 5,020,654 km (0.065 R)
• M11: 6,775,138 km (0.074 R)
• M12: 7,062,366 km (0.12 R)
• M13: 8,239,552 km (0.112 R)
• M14: 9,132,052 km (0.081 R)
• M15: 10,717,640 km (0.056 R)
• M16: 12,478,258 km (0.104 R)
• M17: 13,502,105 km (0.116 R)
• M18: 13,881,037 km (0.096 R)
• M19: 14,580,856 km (0.114 R)
• M20: 16,220,149 km (0.105 R)
• M21: 16,476,111 km (0.114 R)
• M22: 16,734,915 km (0.068 R)
• M23: 16,996,412 km (0.095 R)
• M24: 20,251,662 km (0.083 R)
• M25: 24,679,011 km (0.083 R)
• M26: 25,359,831 km (0.116 R)
• M27: 30,094,604 km (0.117 R)
• M28: 32,736,951 km (0.117 R)
• M29: 33,283,282 km (0.043 R)
• M30: 35,101,196 km (0.099 R)
• M31: 37,576,891 km (0.119 R)
• M32: 45,698,709 km (0.082 R)
• M33: 46,552,763 km (0.102 R)
• M34: 46,897,436 km (0.092 R)
• M35: 72,438,879 km (0.1 R)
• M36: 73,133,761 km (0.039 R)
• M37: 78,123,299 km (0.066 R)
• M38: 85,379,843 km (0.095 R)

Kuiper Belt

Range: 31.5 - 55.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 503 - 17,320 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit