🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.59 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 520.6

Radius: 12.7

Gravity: 3.23 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 1.03 AU - 1.31 AU

Year: 830 Days

Day: 9.7 Hours

Environment

Temp: -165 °C

Axial Tilt: 11.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 34,663,963 km

• M1: 158,125 km (0.093 R)
• M2: 680,670 km (0.119 R)
• M3: 1,107,024 km (0.069 R)
• M4: 1,501,963 km (0.112 R)
• M5: 2,057,569 km (0.098 R)
• M6: 2,548,699 km (0.067 R)
• M7: 3,828,509 km (0.051 R)
• M8: 4,481,952 km (0.049 R)
• M9: 6,876,266 km (0.098 R)
• M10: 7,867,950 km (0.112 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 80.8

Radius: 15

Gravity: 0.36 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 1.74 AU - 1.94 AU

Year: 1637 Days

Day: 13.6 Hours

Environment

Temp: -193 °C

Axial Tilt: 44.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 34,663,963 km

• M1: 186,698 km (0.109 R)
• M2: 861,983 km (0.109 R)
• M3: 1,522,906 km (0.112 R)
• M4: 2,041,562 km (0.112 R)
• M5: 2,973,258 km (0.099 R)
• M6: 3,732,766 km (0.108 R)
• M7: 4,933,887 km (0.057 R)
• M8: 6,672,364 km (0.088 R)

Asteroid Belt

Center: 3.11 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 4.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 692.3

Radius: 11.2

Gravity: 5.52 G

Time & Orbit

Eccentricity (e): 0

Orbit Range: 4.38 AU - 4.38 AU

Year: 6013 Days

Day: 11.3 Hours

Environment

Temp: -215 °C

Axial Tilt: 3.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 34,663,963 km

• M1: 139,276 km (0.116 R)
• M2: 666,159 km (0.069 R)
• M3: 1,033,422 km (0.106 R)
• M4: 1,602,642 km (0.072 R)
• M5: 2,087,040 km (0.114 R)
• M6: 3,333,190 km (0.093 R)
• M7: 3,820,281 km (0.042 R)
• M8: 9,086,425 km (0.078 R)
• M9: 10,404,532 km (0.078 R)
• M10: 10,776,731 km (0.112 R)
• M11: 12,772,666 km (0.111 R)
• M12: 16,273,855 km (0.097 R)
• M13: 17,353,503 km (0.064 R)
• M14: 18,076,958 km (0.098 R)
• M15: 19,234,696 km (0.105 R)
• M16: 20,586,313 km (0.093 R)
• M17: 22,000,162 km (0.086 R)
• M18: 27,415,904 km (0.099 R)
• M19: 30,430,451 km (0.106 R)
• M20: 30,905,723 km (0.118 R)
• M21: 34,065,679 km (0.062 R)

Planet 4 - Ice Giant

Semi-Major Axis: 8.09 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 113.7

Radius: 6.5

Gravity: 2.69 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 7.39 AU - 8.79 AU

Year: 15095 Days

Day: 23.8 Hours

Environment

Temp: -233 °C

Axial Tilt: 28.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 34,663,963 km

• M1: 86,916 km (0.1 R)
• M2: 333,304 km (0.039 R)
• M3: 800,049 km (0.094 R)
• M4: 2,148,076 km (0.092 R)
• M5: 4,887,662 km (0.115 R)
• M6: 5,406,317 km (0.109 R)
• M7: 6,024,905 km (0.091 R)
• M8: 6,384,837 km (0.081 R)
• M9: 7,476,303 km (0.099 R)
• M10: 9,274,619 km (0.102 R)
• M11: 15,142,446 km (0.111 R)
• M12: 17,391,949 km (0.092 R)
• M13: 22,775,528 km (0.082 R)
• M14: 24,215,108 km (0.106 R)
• M15: 24,957,263 km (0.053 R)
• M16: 29,451,482 km (0.094 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: 298 - 11,452 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit