🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.29 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 975.6

Radius: 13.1

Gravity: 5.68 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 0.48 AU - 0.66 AU

Year: 287 Days

Day: 14.2 Hours

Environment

Temp: -155 °C

Axial Tilt: 120.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 46,511,969 km

• M1: 162,912 km (0.064 R)
• M2: 582,534 km (0.074 R)
• M3: 1,083,238 km (0.089 R)
• M4: 1,550,283 km (0.11 R)
• M5: 2,042,609 km (0.109 R)
• M6: 2,648,929 km (0.111 R)
• M7: 3,135,571 km (0.1 R)
• M8: 3,813,100 km (0.106 R)
• M9: 4,330,858 km (0.075 R)
• M10: 4,781,447 km (0.106 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 606.7

Radius: 8.9

Gravity: 7.66 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 0.57 AU - 0.61 AU

Year: 302 Days

Day: 6.8 Hours

Environment

Temp: -147 °C

Axial Tilt: 3.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 46,511,969 km

• M1: 111,002 km (0.088 R)
• M2: 1,099,245 km (0.11 R)
• M3: 1,643,333 km (0.115 R)
• M4: 1,940,733 km (0.116 R)
• M5: 2,664,637 km (0.115 R)
• M6: 3,392,880 km (0.111 R)
• M7: 4,197,417 km (0.092 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 957.3

Radius: 8.6

Gravity: 12.94 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 2.11 AU - 2.29 AU

Year: 2176 Days

Day: 11.4 Hours

Environment

Temp: -195 °C

Axial Tilt: 36.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 46,511,969 km

• M1: 107,262 km (0.067 R)
• M2: 401,072 km (0.068 R)
• M3: 1,021,604 km (0.105 R)
• M4: 1,650,663 km (0.086 R)
• M5: 2,058,018 km (0.078 R)
• M6: 2,403,140 km (0.043 R)
• M7: 3,176,860 km (0.034 R)
• M8: 4,905,165 km (0.102 R)
• M9: 5,208,848 km (0.112 R)
• M10: 6,223,122 km (0.09 R)
• M11: 6,805,656 km (0.071 R)
• M12: 7,515,498 km (0.086 R)
• M13: 11,534,744 km (0.094 R)
• M14: 12,327,912 km (0.104 R)
• M15: 13,471,587 km (0.111 R)
• M16: 16,070,252 km (0.117 R)
• M17: 16,794,904 km (0.089 R)
• M18: 17,595,402 km (0.085 R)
• M19: 18,253,932 km (0.076 R)

Planet 4 - Ice Giant

Semi-Major Axis: 8.51 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 152.4

Radius: 6.6

Gravity: 3.5 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 6.94 AU - 10.08 AU

Year: 16555 Days

Day: 16.4 Hours

Environment

Temp: -223 °C

Axial Tilt: 32.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 46,511,969 km

• M1: 82,129 km (0.053 R)
• M2: 588,668 km (0.105 R)
• M3: 1,188,256 km (0.087 R)
• M4: 1,648,419 km (0.092 R)
• M5: 2,038,421 km (0.084 R)
• M6: 2,272,990 km (0.085 R)
• M7: 3,953,573 km (0.027 R)
• M8: 4,186,945 km (0.117 R)
• M9: 4,913,093 km (0.1 R)
• M10: 7,554,692 km (0.073 R)
• M11: 8,540,692 km (0.084 R)
• M12: 10,128,524 km (0.076 R)
• M13: 10,468,261 km (0.085 R)
• M14: 12,282,135 km (0.096 R)
• M15: 14,115,008 km (0.034 R)
• M16: 14,971,456 km (0.042 R)
• M17: 18,171,205 km (0.116 R)
• M18: 18,745,361 km (0.098 R)
• M19: 23,359,708 km (0.107 R)
• M20: 24,210,171 km (0.114 R)
• M21: 24,643,108 km (0.044 R)
• M22: 27,536,929 km (0.087 R)
• M23: 35,412,359 km (0.102 R)
• M24: 39,084,089 km (0.119 R)

Planet 5 - Ice Giant

Semi-Major Axis: 10.83 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 110.8

Radius: 5.7

Gravity: 3.41 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 10.05 AU - 11.61 AU

Year: 23767 Days

Day: 24.8 Hours

Environment

Temp: -231 °C

Axial Tilt: 28.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 46,511,969 km

• M1: 71,508 km (0.103 R)
• M2: 287,228 km (0.095 R)
• M3: 578,944 km (0.058 R)
• M4: 787,782 km (0.092 R)
• M5: 1,650,513 km (0.076 R)
• M6: 2,183,979 km (0.105 R)
• M7: 4,135,783 km (0.09 R)
• M8: 4,591,308 km (0.098 R)
• M9: 4,800,745 km (0.108 R)
• M10: 5,143,025 km (0.095 R)
• M11: 5,601,842 km (0.098 R)
• M12: 7,797,490 km (0.058 R)
• M13: 10,664,084 km (0.117 R)
• M14: 11,300,474 km (0.102 R)
• M15: 12,018,244 km (0.103 R)
• M16: 12,648,949 km (0.099 R)
• M17: 14,227,057 km (0.036 R)
• M18: 15,460,192 km (0.05 R)
• M19: 22,450,452 km (0.111 R)
• M20: 33,589,060 km (0.09 R)
• M21: 33,926,404 km (0.051 R)
• M22: 39,138,693 km (0.097 R)
• M23: 40,014,139 km (0.037 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 489 - 13,358 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit