🌌 Stone's Star System Generator

Asteroid Belt

Center: 1.94 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 3.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 718.8

Radius: 12.6

Gravity: 4.53 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 3.38 AU - 4.36 AU

Year: 5077 Days

Day: 7.1 Hours

Environment

Temp: -209 °C

Axial Tilt: 10.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 62,965,603 km

• M1: 156,779 km (0.082 R)
• M2: 650,302 km (0.034 R)
• M3: 1,326,634 km (0.031 R)
• M4: 1,822,401 km (0.092 R)
• M5: 2,474,498 km (0.108 R)
• M6: 3,081,118 km (0.031 R)
• M7: 3,874,734 km (0.106 R)
• M8: 4,670,745 km (0.055 R)
• M9: 5,067,329 km (0.092 R)
• M10: 8,317,642 km (0.094 R)
• M11: 10,156,798 km (0.052 R)
• M12: 12,303,078 km (0.091 R)
• M13: 12,909,399 km (0.074 R)
• M14: 13,535,615 km (0.109 R)
• M15: 14,624,389 km (0.1 R)
• M16: 15,478,592 km (0.041 R)
• M17: 16,607,907 km (0.113 R)
• M18: 17,223,951 km (0.088 R)
• M19: 24,251,012 km (0.043 R)
• M20: 26,019,258 km (0.082 R)
• M21: 26,599,399 km (0.082 R)
• M22: 28,044,514 km (0.112 R)
• M23: 30,537,862 km (0.107 R)

Planet 2 - Gas Giant

Semi-Major Axis: 5.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 99.7

Radius: 8

Gravity: 1.56 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 4.84 AU - 6.54 AU

Year: 9051 Days

Day: 6.7 Hours

Environment

Temp: -216 °C

Axial Tilt: 9.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 62,965,603 km

• M1: 99,483 km (0.104 R)
• M2: 847,921 km (0.075 R)
• M3: 1,177,335 km (0.081 R)
• M4: 2,128,030 km (0.111 R)
• M5: 2,538,526 km (0.096 R)
• M6: 2,914,466 km (0.11 R)
• M7: 3,197,505 km (0.116 R)
• M8: 3,479,497 km (0.117 R)
• M9: 3,778,244 km (0.071 R)
• M10: 4,203,102 km (0.069 R)
• M11: 6,945,979 km (0.106 R)
• M12: 9,238,566 km (0.106 R)
• M13: 10,290,538 km (0.072 R)
• M14: 11,290,899 km (0.119 R)
• M15: 12,446,244 km (0.059 R)
• M16: 13,339,044 km (0.057 R)
• M17: 13,825,686 km (0.067 R)
• M18: 14,526,851 km (0.074 R)
• M19: 16,218,504 km (0.049 R)
• M20: 19,674,364 km (0.058 R)

Planet 3 - Ice Giant

Semi-Major Axis: 6.61 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 319.1

Radius: 7.2

Gravity: 6.16 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 5.88 AU - 7.34 AU

Year: 11333 Days

Day: 22.9 Hours

Environment

Temp: -235 °C

Axial Tilt: 11.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 62,965,603 km

• M1: 89,759 km (0.074 R)
• M2: 392,994 km (0.103 R)
• M3: 632,799 km (0.082 R)
• M4: 993,330 km (0.087 R)
• M5: 1,701,526 km (0.107 R)
• M6: 1,969,755 km (0.039 R)
• M7: 2,611,081 km (0.108 R)
• M8: 2,887,389 km (0.062 R)
• M9: 5,066,880 km (0.049 R)
• M10: 5,341,542 km (0.12 R)
• M11: 5,690,853 km (0.042 R)
• M12: 6,757,934 km (0.077 R)
• M13: 8,408,448 km (0.094 R)
• M14: 9,975,635 km (0.112 R)
• M15: 10,903,441 km (0.103 R)
• M16: 11,362,407 km (0.113 R)
• M17: 12,705,198 km (0.072 R)
• M18: 13,156,385 km (0.115 R)
• M19: 13,735,478 km (0.086 R)
• M20: 16,486,284 km (0.081 R)
• M21: 17,502,352 km (0.068 R)
• M22: 18,202,471 km (0.117 R)
• M23: 18,703,623 km (0.099 R)
• M24: 19,435,456 km (0.104 R)
• M25: 21,269,376 km (0.112 R)
• M26: 22,636,252 km (0.085 R)
• M27: 23,467,268 km (0.064 R)
• M28: 25,366,413 km (0.071 R)
• M29: 28,884,357 km (0.102 R)
• M30: 29,468,088 km (0.114 R)
• M31: 30,961,673 km (0.075 R)
• M32: 31,266,254 km (0.085 R)
• M33: 35,190,057 km (0.112 R)
• M34: 35,521,865 km (0.096 R)
• M35: 39,548,890 km (0.108 R)

Planet 4 - Ice Giant

Semi-Major Axis: 7.31 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 893.9

Radius: 7.7

Gravity: 15.08 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 5.94 AU - 8.68 AU

Year: 13180 Days

Day: 16.4 Hours

Environment

Temp: -223 °C

Axial Tilt: 28.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 62,965,603 km

• M1: 96,042 km (0.073 R)
• M2: 404,662 km (0.106 R)
• M3: 1,126,023 km (0.086 R)
• M4: 1,431,951 km (0.069 R)
• M5: 1,950,607 km (0.068 R)
• M6: 2,194,750 km (0.119 R)
• M7: 3,078,126 km (0.12 R)
• M8: 7,537,638 km (0.112 R)
• M9: 8,783,639 km (0.048 R)
• M10: 12,173,078 km (0.05 R)
• M11: 12,426,048 km (0.119 R)
• M12: 12,812,010 km (0.105 R)
• M13: 15,152,020 km (0.045 R)
• M14: 19,776,988 km (0.119 R)
• M15: 21,567,824 km (0.093 R)
• M16: 22,502,661 km (0.116 R)
• M17: 24,352,738 km (0.097 R)
• M18: 24,653,879 km (0.079 R)
• M19: 24,957,413 km (0.106 R)
• M20: 26,092,113 km (0.101 R)
• M21: 30,392,154 km (0.07 R)
• M22: 33,507,380 km (0.102 R)
• M23: 43,526,697 km (0.11 R)
• M24: 44,866,795 km (0.113 R)
• M25: 48,257,880 km (0.047 R)
• M26: 59,813,417 km (0.074 R)
• M27: 60,545,400 km (0.082 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 413 - 20,157 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit