🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 86.4

Radius: 12.7

Gravity: 0.54 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 0.5 AU - 0.54 AU

Year: 250 Days

Day: 9 Hours

Environment

Temp: -144 °C

Axial Tilt: 32.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (4)

Outer Limit: 39,788,012 km

• M1: 158,873 km (0.05 R)
• M2: 713,432 km (0.08 R)
• M3: 1,266,645 km (0.055 R)
• M4: 1,884,484 km (0.035 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 952.6

Radius: 11.9

Gravity: 6.73 G

Time & Orbit

Eccentricity (e): 0.026

Orbit Range: 0.79 AU - 0.83 AU

Year: 486 Days

Day: 12.2 Hours

Environment

Temp: -158 °C

Axial Tilt: 27.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 39,788,012 km

• M1: 147,952 km (0.099 R)
• M2: 530,923 km (0.11 R)
• M3: 910,153 km (0.093 R)
• M4: 1,678,039 km (0.107 R)
• M5: 2,400,896 km (0.059 R)
• M6: 3,383,904 km (0.102 R)
• M7: 4,388,454 km (0.065 R)
• M8: 4,968,744 km (0.047 R)
• M9: 5,671,106 km (0.048 R)
• M10: 6,360,752 km (0.103 R)

Planet 3 - Ice Giant

Semi-Major Axis: 6.35 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 257.5

Radius: 7.9

Gravity: 4.13 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 5.28 AU - 7.42 AU

Year: 10671 Days

Day: 18.7 Hours

Environment

Temp: -237 °C

Axial Tilt: 42.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 39,788,012 km

• M1: 98,585 km (0.106 R)
• M2: 373,695 km (0.098 R)
• M3: 716,873 km (0.118 R)
• M4: 976,874 km (0.089 R)
• M5: 1,381,088 km (0.071 R)
• M6: 1,878,949 km (0.117 R)
• M7: 2,301,713 km (0.11 R)
• M8: 3,125,399 km (0.1 R)
• M9: 3,381,061 km (0.077 R)
• M10: 3,650,786 km (0.095 R)
• M11: 4,132,342 km (0.054 R)
• M12: 6,458,738 km (0.038 R)
• M13: 7,879,619 km (0.083 R)
• M14: 8,195,121 km (0.115 R)
• M15: 8,935,780 km (0.05 R)
• M16: 9,322,491 km (0.059 R)
• M17: 10,836,571 km (0.101 R)
• M18: 11,576,332 km (0.066 R)
• M19: 12,139,867 km (0.082 R)
• M20: 12,401,963 km (0.116 R)
• M21: 16,100,471 km (0.09 R)
• M22: 17,062,834 km (0.108 R)
• M23: 18,891,219 km (0.083 R)
• M24: 19,816,332 km (0.073 R)
• M25: 20,107,151 km (0.085 R)
• M26: 20,400,662 km (0.086 R)
• M27: 22,066,434 km (0.087 R)
• M28: 24,900,416 km (0.045 R)
• M29: 28,059,325 km (0.108 R)
• M30: 30,115,847 km (0.078 R)
• M31: 32,774,500 km (0.064 R)
• M32: 33,181,257 km (0.072 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.67 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 296.9

Radius: 3.6

Gravity: 22.91 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 5.57 AU - 7.77 AU

Year: 11487 Days

Day: 16.8 Hours

Environment

Temp: -220 °C

Axial Tilt: 2.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 39,788,012 km

• M1: 44,730 km (0.119 R)
• M2: 265,087 km (0.069 R)
• M3: 703,708 km (0.091 R)
• M4: 945,608 km (0.115 R)
• M5: 1,228,797 km (0.09 R)
• M6: 2,174,255 km (0.047 R)
• M7: 2,312,783 km (0.082 R)
• M8: 2,569,343 km (0.061 R)
• M9: 5,473,337 km (0.035 R)
• M10: 6,585,149 km (0.038 R)
• M11: 14,694,251 km (0.097 R)
• M12: 15,889,987 km (0.067 R)
• M13: 16,878,679 km (0.105 R)
• M14: 18,188,857 km (0.12 R)
• M15: 23,769,456 km (0.114 R)
• M16: 29,405,556 km (0.083 R)
• M17: 31,601,802 km (0.029 R)
• M18: 32,530,955 km (0.116 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 469 - 14,721 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit