🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.28 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 888.4

Radius: 12

Gravity: 6.17 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 0.42 AU - 0.68 AU

Year: 282 Days

Day: 14.7 Hours

Environment

Temp: -135 °C

Axial Tilt: 38.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 42,789,887 km

• M1: 149,747 km (0.118 R)
• M2: 654,939 km (0.094 R)
• M3: 1,126,921 km (0.105 R)
• M4: 1,899,145 km (0.091 R)
• M5: 2,540,770 km (0.093 R)
• M6: 3,008,264 km (0.108 R)
• M7: 3,399,163 km (0.108 R)
• M8: 3,908,244 km (0.11 R)
• M9: 4,323,378 km (0.106 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 745.6

Radius: 13.2

Gravity: 4.28 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 1.19 AU - 1.83 AU

Year: 1281 Days

Day: 9.2 Hours

Environment

Temp: -193 °C

Axial Tilt: 22.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 42,789,887 km

• M1: 164,109 km (0.099 R)
• M2: 633,098 km (0.105 R)
• M3: 1,080,246 km (0.085 R)
• M4: 1,766,003 km (0.118 R)
• M5: 2,848,194 km (0.107 R)
• M6: 4,459,812 km (0.095 R)
• M7: 4,895,291 km (0.12 R)
• M8: 5,764,904 km (0.101 R)
• M9: 6,190,958 km (0.091 R)
• M10: 7,157,361 km (0.105 R)
• M11: 7,946,340 km (0.054 R)
• M12: 8,362,222 km (0.06 R)
• M13: 8,821,786 km (0.06 R)
• M14: 10,565,200 km (0.106 R)
• M15: 11,659,209 km (0.053 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 670.9

Radius: 12.3

Gravity: 4.43 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 3.47 AU - 4.39 AU

Year: 5378 Days

Day: 11.7 Hours

Environment

Temp: -228 °C

Axial Tilt: 10.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 42,789,887 km

• M1: 155,582 km (0.079 R)
• M2: 607,966 km (0.069 R)
• M3: 1,406,070 km (0.075 R)
• M4: 1,899,145 km (0.115 R)
• M5: 2,312,035 km (0.071 R)
• M6: 2,785,213 km (0.066 R)
• M7: 5,140,781 km (0.117 R)
• M8: 6,296,724 km (0.052 R)
• M9: 7,911,633 km (0.085 R)
• M10: 11,036,583 km (0.042 R)
• M11: 18,653,807 km (0.075 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 808.5

Radius: 14.6

Gravity: 3.79 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 4.27 AU - 5.77 AU

Year: 7764 Days

Day: 6.8 Hours

Environment

Temp: -223 °C

Axial Tilt: 28.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 42,789,887 km

• M1: 181,911 km (0.1 R)
• M2: 679,922 km (0.119 R)
• M3: 1,231,490 km (0.065 R)
• M4: 2,410,620 km (0.108 R)
• M5: 2,867,791 km (0.11 R)
• M6: 3,522,132 km (0.084 R)
• M7: 5,194,337 km (0.048 R)
• M8: 6,779,626 km (0.073 R)
• M9: 7,744,682 km (0.108 R)
• M10: 11,351,038 km (0.095 R)
• M11: 11,829,003 km (0.071 R)
• M12: 12,882,172 km (0.083 R)
• M13: 14,178,737 km (0.108 R)
• M14: 14,858,958 km (0.096 R)
• M15: 19,257,136 km (0.101 R)
• M16: 24,544,523 km (0.115 R)
• M17: 32,078,720 km (0.081 R)
• M18: 35,345,938 km (0.1 R)
• M19: 37,996,662 km (0.098 R)
• M20: 38,589,968 km (0.067 R)
• M21: 39,917,050 km (0.048 R)
• M22: 40,777,238 km (0.105 R)
• M23: 42,153,987 km (0.096 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 180 - 11,317 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit