🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.42 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 254.8

Radius: 11.1

Gravity: 2.07 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 0.77 AU - 0.91 AU

Year: 497 Days

Day: 7.3 Hours

Environment

Temp: -153 °C

Axial Tilt: 11 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 64,623,456 km

• M1: 138,079 km (0.029 R)
• M2: 533,915 km (0.106 R)
• M3: 932,294 km (0.072 R)
• M4: 1,317,957 km (0.072 R)
• M5: 1,742,965 km (0.043 R)
• M6: 2,131,171 km (0.029 R)
• M7: 2,479,585 km (0.03 R)
• M8: 2,847,296 km (0.083 R)
• M9: 3,262,131 km (0.1 R)
• M10: 4,407,452 km (0.088 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 451.5

Radius: 12.9

Gravity: 2.71 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 1.16 AU - 1.22 AU

Year: 838 Days

Day: 13.2 Hours

Environment

Temp: -170 °C

Axial Tilt: 0.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 64,623,456 km

• M1: 160,519 km (0.11 R)
• M2: 699,968 km (0.091 R)
• M3: 1,326,036 km (0.114 R)
• M4: 1,817,913 km (0.106 R)
• M5: 2,271,045 km (0.11 R)
• M6: 2,732,256 km (0.061 R)
• M7: 3,345,756 km (0.119 R)
• M8: 3,818,785 km (0.053 R)
• M9: 4,850,561 km (0.099 R)
• M10: 5,405,270 km (0.086 R)
• M11: 6,936,554 km (0.119 R)
• M12: 7,687,984 km (0.107 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 351.6

Radius: 10

Gravity: 3.52 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 1.53 AU - 1.59 AU

Year: 1258 Days

Day: 6.8 Hours

Environment

Temp: -170 °C

Axial Tilt: 41.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 64,623,456 km

• M1: 124,615 km (0.088 R)
• M2: 575,503 km (0.065 R)
• M3: 907,311 km (0.108 R)
• M4: 1,334,862 km (0.094 R)
• M5: 1,759,121 km (0.112 R)
• M6: 2,272,691 km (0.069 R)
• M7: 2,605,995 km (0.072 R)
• M8: 3,839,729 km (0.049 R)
• M9: 4,217,762 km (0.075 R)
• M10: 4,867,466 km (0.118 R)
• M11: 5,426,364 km (0.026 R)
• M12: 6,237,633 km (0.038 R)
• M13: 7,035,139 km (0.119 R)
• M14: 7,824,417 km (0.112 R)
• M15: 8,227,883 km (0.088 R)
• M16: 8,539,495 km (0.114 R)
• M17: 9,522,054 km (0.117 R)

Asteroid Belt

Center: 5.9 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Ice Giant

Semi-Major Axis: 10.23 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 376.1

Radius: 4.3

Gravity: 20.34 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 8.82 AU - 11.64 AU

Year: 21127 Days

Day: 16.1 Hours

Environment

Temp: -237 °C

Axial Tilt: 46.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 64,623,456 km

• M1: 54,005 km (0.074 R)
• M2: 547,079 km (0.044 R)
• M3: 1,241,513 km (0.081 R)
• M4: 4,185,898 km (0.094 R)
• M5: 4,635,290 km (0.1 R)
• M6: 5,045,338 km (0.117 R)
• M7: 5,629,218 km (0.041 R)
• M8: 12,914,335 km (0.054 R)
• M9: 16,586,514 km (0.116 R)
• M10: 18,532,783 km (0.049 R)
• M11: 19,386,837 km (0.113 R)
• M12: 23,754,646 km (0.096 R)
• M13: 25,691,938 km (0.102 R)
• M14: 32,619,816 km (0.094 R)
• M15: 34,368,615 km (0.038 R)
• M16: 40,980,542 km (0.09 R)
• M17: 46,344,822 km (0.082 R)
• M18: 52,833,031 km (0.117 R)
• M19: 54,717,815 km (0.096 R)
• M20: 56,469,755 km (0.112 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 312 - 10,769 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit