🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.35 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 670.2

Radius: 10.5

Gravity: 6.08 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 0.57 AU - 0.81 AU

Year: 376 Days

Day: 6.6 Hours

Environment

Temp: -141 °C

Axial Tilt: 3.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 52,947,152 km

• M1: 131,197 km (0.111 R)
• M2: 522,097 km (0.094 R)
• M3: 863,180 km (0.087 R)
• M4: 1,330,673 km (0.114 R)
• M5: 1,987,408 km (0.101 R)
• M6: 2,527,755 km (0.102 R)
• M7: 3,741,892 km (0.11 R)
• M8: 4,321,284 km (0.098 R)
• M9: 4,740,158 km (0.079 R)
• M10: 5,247,445 km (0.116 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 679.7

Radius: 8.6

Gravity: 9.19 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 0.71 AU - 0.73 AU

Year: 401 Days

Day: 14.8 Hours

Environment

Temp: -150 °C

Axial Tilt: 31 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 52,947,152 km

• M1: 106,962 km (0.051 R)
• M2: 528,529 km (0.102 R)
• M3: 1,030,729 km (0.081 R)
• M4: 1,744,012 km (0.078 R)
• M5: 2,226,016 km (0.072 R)
• M6: 3,004,075 km (0.091 R)
• M7: 4,610,606 km (0.107 R)
• M8: 5,260,310 km (0.098 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 778.2

Radius: 13.6

Gravity: 4.21 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 0.9 AU - 1.38 AU

Year: 798 Days

Day: 7.2 Hours

Environment

Temp: -158 °C

Axial Tilt: 38 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 52,947,152 km

• M1: 169,195 km (0.098 R)
• M2: 843,732 km (0.114 R)
• M3: 1,300,454 km (0.077 R)
• M4: 1,945,670 km (0.117 R)
• M5: 2,370,827 km (0.062 R)
• M6: 2,981,785 km (0.103 R)
• M7: 4,407,452 km (0.098 R)
• M8: 5,134,498 km (0.118 R)
• M9: 6,501,823 km (0.077 R)
• M10: 6,962,883 km (0.034 R)
• M11: 8,504,789 km (0.09 R)
• M12: 9,030,625 km (0.086 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.51 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 777.6

Radius: 4.8

Gravity: 33.75 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 5.07 AU - 7.95 AU

Year: 10896 Days

Day: 24.6 Hours

Environment

Temp: -222 °C

Axial Tilt: 8.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 52,947,152 km

• M1: 61,036 km (0.099 R)
• M2: 264,339 km (0.095 R)
• M3: 445,802 km (0.097 R)
• M4: 694,882 km (0.086 R)
• M5: 847,023 km (0.08 R)
• M6: 1,681,480 km (0.114 R)
• M7: 1,858,454 km (0.119 R)
• M8: 2,405,833 km (0.048 R)
• M9: 3,785,425 km (0.109 R)
• M10: 4,657,580 km (0.111 R)
• M11: 5,207,502 km (0.119 R)
• M12: 5,835,813 km (0.103 R)
• M13: 6,952,262 km (0.119 R)
• M14: 7,844,613 km (0.056 R)
• M15: 8,810,866 km (0.086 R)
• M16: 9,248,440 km (0.096 R)
• M17: 10,166,671 km (0.115 R)
• M18: 11,771,408 km (0.094 R)
• M19: 13,601,438 km (0.115 R)
• M20: 14,785,954 km (0.101 R)
• M21: 17,737,670 km (0.081 R)
• M22: 18,908,872 km (0.1 R)
• M23: 19,229,609 km (0.094 R)
• M24: 20,718,408 km (0.087 R)
• M25: 22,640,441 km (0.102 R)
• M26: 23,093,274 km (0.1 R)
• M27: 27,239,678 km (0.109 R)
• M28: 27,648,978 km (0.049 R)
• M29: 29,433,979 km (0.077 R)
• M30: 31,071,627 km (0.073 R)
• M31: 32,653,924 km (0.068 R)
• M32: 33,934,332 km (0.067 R)
• M33: 37,595,590 km (0.12 R)
• M34: 39,131,063 km (0.118 R)
• M35: 42,053,607 km (0.09 R)
• M36: 44,691,915 km (0.044 R)
• M37: 46,997,517 km (0.118 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: 435 - 17,098 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit