🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.32 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 884

Radius: 10.6

Gravity: 7.87 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 0.63 AU - 0.65 AU

Year: 341 Days

Day: 11.8 Hours

Environment

Temp: -162 °C

Axial Tilt: 11.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 27,068,444 km

• M1: 131,796 km (0.079 R)
• M2: 467,194 km (0.118 R)
• M3: 838,795 km (0.114 R)
• M4: 1,205,011 km (0.084 R)
• M5: 1,570,179 km (0.103 R)
• M6: 2,438,744 km (0.076 R)
• M7: 3,055,088 km (0.1 R)
• M8: 4,065,771 km (0.027 R)
• M9: 4,669,997 km (0.069 R)
• M10: 5,084,981 km (0.113 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 519.6

Radius: 12.3

Gravity: 3.43 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 0.63 AU - 0.93 AU

Year: 459 Days

Day: 13.6 Hours

Environment

Temp: -159 °C

Axial Tilt: 28.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 27,068,444 km

• M1: 156,629 km (0.076 R)
• M2: 551,268 km (0.073 R)
• M3: 1,040,752 km (0.117 R)
• M4: 1,523,206 km (0.062 R)
• M5: 2,023,760 km (0.097 R)
• M6: 2,490,954 km (0.111 R)
• M7: 2,945,432 km (0.092 R)
• M8: 3,573,893 km (0.116 R)
• M9: 4,102,572 km (0.116 R)
• M10: 4,654,289 km (0.118 R)
• M11: 5,115,499 km (0.079 R)
• M12: 5,590,772 km (0.115 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 112.1

Radius: 14.7

Gravity: 0.52 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 0.6 AU - 0.96 AU

Year: 459 Days

Day: 5.9 Hours

Environment

Temp: -165 °C

Axial Tilt: 15.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 27,068,444 km

• M1: 182,809 km (0.103 R)
• M2: 661,671 km (0.051 R)
• M3: 1,404,724 km (0.039 R)
• M4: 2,087,937 km (0.105 R)
• M5: 2,547,801 km (0.068 R)
• M6: 3,166,837 km (0.06 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 296.6

Radius: 13.9

Gravity: 1.54 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 0.86 AU - 1.16 AU

Year: 677 Days

Day: 10.4 Hours

Environment

Temp: -175 °C

Axial Tilt: 8.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 27,068,444 km

• M1: 172,935 km (0.071 R)
• M2: 618,737 km (0.075 R)
• M3: 1,211,294 km (0.099 R)
• M4: 1,670,709 km (0.069 R)
• M5: 2,302,162 km (0.095 R)
• M6: 2,740,932 km (0.107 R)
• M7: 3,590,798 km (0.096 R)
• M8: 4,437,522 km (0.097 R)
• M9: 5,300,253 km (0.044 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 415.9

Radius: 10.1

Gravity: 4.08 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 1.52 AU - 2.02 AU

Year: 1570 Days

Day: 13.9 Hours

Environment

Temp: -203 °C

Axial Tilt: 1.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 27,068,444 km

• M1: 125,662 km (0.086 R)
• M2: 494,421 km (0.072 R)
• M3: 873,652 km (0.055 R)
• M4: 1,241,214 km (0.038 R)
• M5: 1,604,288 km (0.051 R)
• M6: 2,324,601 km (0.099 R)
• M7: 3,320,774 km (0.109 R)
• M8: 4,309,017 km (0.111 R)
• M9: 4,653,840 km (0.08 R)
• M10: 5,276,766 km (0.12 R)
• M11: 5,822,948 km (0.076 R)
• M12: 6,177,644 km (0.035 R)
• M13: 8,009,620 km (0.12 R)
• M14: 8,846,769 km (0.092 R)
• M15: 9,927,016 km (0.108 R)
• M16: 10,402,138 km (0.045 R)
• M17: 11,193,960 km (0.098 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 556.4

Radius: 9.5

Gravity: 6.17 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 2.65 AU - 4.37 AU

Year: 4385 Days

Day: 9 Hours

Environment

Temp: -213 °C

Axial Tilt: 36 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 27,068,444 km

• M1: 118,332 km (0.074 R)
• M2: 601,832 km (0.115 R)
• M3: 913,744 km (0.066 R)
• M4: 1,229,395 km (0.095 R)
• M5: 1,787,545 km (0.031 R)
• M6: 2,175,452 km (0.084 R)
• M7: 2,668,527 km (0.103 R)
• M8: 3,628,048 km (0.084 R)
• M9: 5,289,033 km (0.092 R)
• M10: 5,724,213 km (0.076 R)
• M11: 6,066,194 km (0.093 R)
• M12: 6,728,763 km (0.031 R)
• M13: 7,109,938 km (0.112 R)
• M14: 8,305,225 km (0.046 R)
• M15: 8,744,444 km (0.096 R)
• M16: 9,315,011 km (0.043 R)
• M17: 9,709,201 km (0.054 R)
• M18: 10,786,156 km (0.077 R)
• M19: 12,883,817 km (0.042 R)
• M20: 13,323,934 km (0.117 R)
• M21: 13,673,245 km (0.081 R)
• M22: 14,599,406 km (0.11 R)
• M23: 15,512,102 km (0.091 R)
• M24: 16,922,661 km (0.082 R)
• M25: 19,481,981 km (0.11 R)
• M26: 22,288,736 km (0.111 R)
• M27: 22,923,480 km (0.062 R)
• M28: 23,353,275 km (0.105 R)
• M29: 23,934,762 km (0.05 R)
• M30: 25,507,035 km (0.106 R)

Planet 7 - Gas Giant

Semi-Major Axis: 3.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 609.7

Radius: 8.6

Gravity: 8.24 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 3.42 AU - 3.72 AU

Year: 4498 Days

Day: 12.8 Hours

Environment

Temp: -224 °C

Axial Tilt: 74.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 27,068,444 km

• M1: 106,962 km (0.053 R)
• M2: 834,906 km (0.101 R)
• M3: 1,166,714 km (0.049 R)
• M4: 1,633,609 km (0.055 R)
• M5: 1,965,118 km (0.106 R)
• M6: 2,978,194 km (0.091 R)
• M7: 3,298,334 km (0.118 R)
• M8: 3,768,221 km (0.09 R)
• M9: 4,212,526 km (0.067 R)
• M10: 5,021,552 km (0.077 R)
• M11: 5,672,452 km (0.071 R)
• M12: 6,166,723 km (0.069 R)
• M13: 8,362,072 km (0.045 R)
• M14: 10,595,419 km (0.086 R)
• M15: 11,300,324 km (0.119 R)
• M16: 12,083,170 km (0.119 R)
• M17: 12,367,854 km (0.111 R)
• M18: 13,450,494 km (0.094 R)
• M19: 14,810,040 km (0.102 R)
• M20: 19,436,055 km (0.056 R)
• M21: 20,964,945 km (0.03 R)
• M22: 21,238,709 km (0.116 R)
• M23: 23,150,121 km (0.068 R)
• M24: 26,826,489 km (0.031 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 415 - 19,460 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit