🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.63 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 692.3

Radius: 13.3

Gravity: 3.91 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 1.04 AU - 1.48 AU

Year: 976 Days

Day: 12.8 Hours

Environment

Temp: -181 °C

Axial Tilt: 24.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 22,345,458 km

• M1: 165,455 km (0.077 R)
• M2: 629,657 km (0.116 R)
• M3: 1,123,031 km (0.111 R)
• M4: 1,974,991 km (0.054 R)
• M5: 2,442,784 km (0.084 R)
• M6: 2,984,926 km (0.085 R)
• M7: 4,133,090 km (0.102 R)
• M8: 4,622,125 km (0.113 R)
• M9: 5,302,497 km (0.083 R)
• M10: 5,717,780 km (0.116 R)
• M11: 6,436,448 km (0.1 R)
• M12: 7,120,111 km (0.108 R)
• M13: 7,553,047 km (0.104 R)
• M14: 8,003,785 km (0.039 R)
• M15: 8,445,847 km (0.078 R)
• M16: 8,959,267 km (0.039 R)
• M17: 9,637,693 km (0.073 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 555.2

Radius: 14

Gravity: 2.83 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 1.7 AU - 2.08 AU

Year: 1794 Days

Day: 9.7 Hours

Environment

Temp: -209 °C

Axial Tilt: 26 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 22,345,458 km

• M1: 175,030 km (0.096 R)
• M2: 1,155,943 km (0.105 R)
• M3: 1,897,649 km (0.075 R)
• M4: 2,626,340 km (0.067 R)
• M5: 3,734,860 km (0.092 R)
• M6: 5,657,941 km (0.092 R)
• M7: 6,583,353 km (0.105 R)
• M8: 8,524,835 km (0.12 R)
• M9: 9,872,412 km (0.063 R)
• M10: 10,858,412 km (0.072 R)
• M11: 11,466,527 km (0.079 R)
• M12: 11,984,136 km (0.103 R)
• M13: 12,790,020 km (0.112 R)
• M14: 13,387,513 km (0.028 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 838.1

Radius: 14.3

Gravity: 4.1 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 2.09 AU - 2.77 AU

Year: 2615 Days

Day: 7 Hours

Environment

Temp: -209 °C

Axial Tilt: 21.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 22,345,458 km

• M1: 177,872 km (0.12 R)
• M2: 767,587 km (0.073 R)
• M3: 2,071,931 km (0.079 R)
• M4: 2,519,827 km (0.115 R)
• M5: 3,000,335 km (0.052 R)
• M6: 3,731,120 km (0.108 R)
• M7: 4,468,339 km (0.102 R)
• M8: 6,485,367 km (0.108 R)
• M9: 7,246,072 km (0.116 R)
• M10: 7,743,485 km (0.074 R)
• M11: 10,859,758 km (0.098 R)
• M12: 12,365,610 km (0.062 R)
• M13: 13,864,731 km (0.102 R)
• M14: 15,686,384 km (0.106 R)
• M15: 16,681,509 km (0.076 R)
• M16: 17,441,466 km (0.077 R)
• M17: 18,509,595 km (0.078 R)
• M18: 19,324,305 km (0.118 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 674.2

Radius: 8.9

Gravity: 8.51 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 3.07 AU - 3.79 AU

Year: 4385 Days

Day: 5.5 Hours

Environment

Temp: -212 °C

Axial Tilt: 19.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 22,345,458 km

• M1: 111,002 km (0.082 R)
• M2: 422,913 km (0.08 R)
• M3: 828,772 km (0.104 R)
• M4: 1,316,312 km (0.104 R)
• M5: 1,638,545 km (0.034 R)
• M6: 2,289,895 km (0.081 R)
• M7: 2,692,462 km (0.111 R)
• M8: 3,104,156 km (0.111 R)
• M9: 3,455,112 km (0.098 R)
• M10: 4,523,092 km (0.078 R)
• M11: 5,797,217 km (0.09 R)
• M12: 6,150,118 km (0.079 R)
• M13: 6,579,913 km (0.073 R)
• M14: 7,128,488 km (0.114 R)
• M15: 7,707,432 km (0.048 R)
• M16: 8,062,278 km (0.069 R)
• M17: 9,920,433 km (0.027 R)
• M18: 10,469,308 km (0.067 R)
• M19: 16,824,375 km (0.083 R)
• M20: 17,181,615 km (0.107 R)
• M21: 17,543,941 km (0.049 R)
• M22: 26,624,531 km (0.06 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.58 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 721.8

Radius: 6.2

Gravity: 18.78 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 5.1 AU - 8.06 AU

Year: 11651 Days

Day: 16.2 Hours

Environment

Temp: -234 °C

Axial Tilt: 11.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 22,345,458 km

• M1: 77,940 km (0.084 R)
• M2: 285,732 km (0.093 R)
• M3: 707,897 km (0.075 R)
• M4: 1,312,422 km (0.106 R)
• M5: 1,714,990 km (0.112 R)
• M6: 1,911,412 km (0.106 R)
• M7: 2,178,145 km (0.075 R)
• M8: 2,875,720 km (0.062 R)
• M9: 4,608,662 km (0.089 R)
• M10: 5,157,087 km (0.101 R)
• M11: 5,395,098 km (0.045 R)
• M12: 5,640,438 km (0.096 R)
• M13: 6,003,961 km (0.027 R)
• M14: 6,818,222 km (0.107 R)
• M15: 7,147,038 km (0.11 R)
• M16: 8,289,068 km (0.111 R)
• M17: 8,855,147 km (0.082 R)
• M18: 11,901,408 km (0.119 R)
• M19: 14,214,191 km (0.096 R)
• M20: 14,819,015 km (0.047 R)
• M21: 21,841,888 km (0.103 R)
• M22: 24,889,795 km (0.119 R)
• M23: 25,180,164 km (0.058 R)
• M24: 25,965,553 km (0.119 R)
• M25: 26,970,252 km (0.085 R)
• M26: 27,276,629 km (0.093 R)
• M27: 36,453,560 km (0.081 R)
• M28: 43,876,307 km (0.11 R)
• M29: 45,732,817 km (0.077 R)

Planet 6 - Ice Giant

Semi-Major Axis: 8.33 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 25.2

Radius: 3.3

Gravity: 2.31 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 6.65 AU - 10.01 AU

Year: 16595 Days

Day: 24 Hours

Environment

Temp: -223 °C

Axial Tilt: 28.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 22,345,458 km

• M1: 41,289 km (0.044 R)
• M2: 428,598 km (0.076 R)
• M3: 1,107,922 km (0.062 R)
• M4: 3,361,614 km (0.098 R)
• M5: 5,178,779 km (0.113 R)
• M6: 5,356,801 km (0.111 R)
• M7: 5,915,399 km (0.08 R)
• M8: 12,159,913 km (0.056 R)
• M9: 13,498,365 km (0.098 R)
• M10: 16,849,059 km (0.092 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 492 - 16,882 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit