🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.53 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 88.5

Radius: 9.1

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 0.96 AU - 1.16 AU

Year: 753 Days

Day: 6.4 Hours

Environment

Temp: -179 °C

Axial Tilt: 11.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 49,381,112 km

• M1: 113,246 km (0.069 R)
• M2: 512,223 km (0.036 R)
• M3: 934,388 km (0.051 R)
• M4: 1,226,852 km (0.081 R)
• M5: 1,594,265 km (0.108 R)
• M6: 2,125,935 km (0.117 R)
• M7: 2,563,509 km (0.042 R)
• M8: 4,111,099 km (0.119 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 432.9

Radius: 14.6

Gravity: 2.03 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 2.81 AU - 2.83 AU

Year: 3269 Days

Day: 6.2 Hours

Environment

Temp: -203 °C

Axial Tilt: 11 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 49,381,112 km

• M1: 181,612 km (0.031 R)
• M2: 845,378 km (0.11 R)
• M3: 1,553,723 km (0.117 R)
• M4: 2,100,803 km (0.098 R)
• M5: 2,569,792 km (0.075 R)
• M6: 3,632,386 km (0.095 R)
• M7: 4,767,983 km (0.056 R)
• M8: 5,615,605 km (0.076 R)
• M9: 6,506,460 km (0.11 R)
• M10: 7,220,192 km (0.12 R)
• M11: 7,954,119 km (0.088 R)
• M12: 8,670,244 km (0.067 R)
• M13: 9,971,296 km (0.091 R)
• M14: 10,496,385 km (0.095 R)
• M15: 12,610,353 km (0.045 R)
• M16: 14,372,615 km (0.108 R)
• M17: 15,288,454 km (0.112 R)
• M18: 18,437,489 km (0.077 R)
• M19: 19,461,037 km (0.095 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 792.7

Radius: 9.3

Gravity: 9.17 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 2.46 AU - 3.38 AU

Year: 3444 Days

Day: 13.5 Hours

Environment

Temp: -202 °C

Axial Tilt: 6.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 49,381,112 km

• M1: 115,639 km (0.116 R)
• M2: 415,134 km (0.064 R)
• M3: 1,117,496 km (0.115 R)
• M4: 1,423,873 km (0.12 R)
• M5: 1,811,929 km (0.06 R)
• M6: 2,358,261 km (0.031 R)
• M7: 2,687,227 km (0.079 R)
• M8: 3,064,662 km (0.111 R)
• M9: 3,418,910 km (0.072 R)
• M10: 7,991,518 km (0.07 R)
• M11: 11,930,131 km (0.036 R)
• M12: 13,194,831 km (0.09 R)
• M13: 13,635,696 km (0.113 R)
• M14: 13,985,307 km (0.104 R)
• M15: 16,377,975 km (0.112 R)
• M16: 18,176,889 km (0.111 R)
• M17: 18,478,927 km (0.061 R)
• M18: 19,155,110 km (0.108 R)
• M19: 22,026,192 km (0.099 R)
• M20: 24,432,324 km (0.08 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 570

Radius: 11.3

Gravity: 4.46 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 3.33 AU - 4.15 AU

Year: 4993 Days

Day: 10.6 Hours

Environment

Temp: -217 °C

Axial Tilt: 35.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 49,381,112 km

• M1: 258,356 km (0.103 R)
• M2: 619,784 km (0.027 R)
• M3: 1,815,221 km (0.116 R)
• M4: 2,432,461 km (0.107 R)
• M5: 3,819,982 km (0.033 R)
• M6: 4,272,814 km (0.119 R)
• M7: 5,479,920 km (0.095 R)
• M8: 6,548,796 km (0.118 R)
• M9: 8,480,703 km (0.043 R)
• M10: 9,096,299 km (0.116 R)
• M11: 12,485,139 km (0.114 R)
• M12: 14,868,383 km (0.118 R)
• M13: 17,786,588 km (0.058 R)
• M14: 20,859,628 km (0.088 R)
• M15: 22,485,308 km (0.09 R)

Planet 5 - Ice Giant

Semi-Major Axis: 8.08 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 298

Radius: 6.8

Gravity: 6.44 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 6.83 AU - 9.33 AU

Year: 15854 Days

Day: 16.5 Hours

Environment

Temp: -239 °C

Axial Tilt: 20.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 49,381,112 km

• M1: 84,972 km (0.051 R)
• M2: 509,231 km (0.042 R)
• M3: 845,677 km (0.095 R)
• M4: 1,350,121 km (0.085 R)
• M5: 1,904,830 km (0.04 R)
• M6: 2,198,191 km (0.113 R)
• M7: 2,747,066 km (0.053 R)
• M8: 3,311,050 km (0.117 R)
• M9: 3,842,122 km (0.097 R)
• M10: 4,636,936 km (0.067 R)
• M11: 5,401,231 km (0.117 R)
• M12: 9,166,011 km (0.085 R)
• M13: 9,554,367 km (0.045 R)
• M14: 10,004,507 km (0.101 R)
• M15: 15,722,138 km (0.113 R)
• M16: 17,431,742 km (0.108 R)
• M17: 17,877,843 km (0.098 R)
• M18: 20,304,620 km (0.111 R)
• M19: 22,765,954 km (0.03 R)
• M20: 23,931,171 km (0.053 R)
• M21: 31,769,202 km (0.09 R)
• M22: 31,990,009 km (0.099 R)
• M23: 32,658,562 km (0.076 R)
• M24: 33,564,377 km (0.052 R)
• M25: 34,603,334 km (0.035 R)
• M26: 35,663,534 km (0.117 R)
• M27: 38,221,358 km (0.086 R)
• M28: 40,509,009 km (0.072 R)
• M29: 41,554,399 km (0.096 R)
• M30: 47,339,498 km (0.093 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 163 - 18,423 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit