🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.28 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 910.3

Radius: 13.8

Gravity: 4.78 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 0.41 AU - 0.69 AU

Year: 272 Days

Day: 10.2 Hours

Environment

Temp: -145 °C

Axial Tilt: 34.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 54,137,369 km

• M1: 171,888 km (0.078 R)
• M2: 679,773 km (0.104 R)
• M3: 1,293,423 km (0.104 R)
• M4: 1,830,031 km (0.089 R)
• M5: 3,114,478 km (0.1 R)
• M6: 3,634,031 km (0.083 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 60.8

Radius: 8.4

Gravity: 0.86 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 1.29 AU - 1.35 AU

Year: 1011 Days

Day: 6.8 Hours

Environment

Temp: -184 °C

Axial Tilt: 34.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 54,137,369 km

• M1: 104,419 km (0.061 R)
• M2: 401,371 km (0.091 R)
• M3: 875,896 km (0.085 R)
• M4: 1,356,105 km (0.096 R)
• M5: 2,920,150 km (0.108 R)
• M6: 3,981,847 km (0.107 R)
• M7: 4,257,855 km (0.039 R)
• M8: 4,573,506 km (0.096 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 572

Radius: 9.4

Gravity: 6.47 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 1.33 AU - 1.79 AU

Year: 1299 Days

Day: 12.5 Hours

Environment

Temp: -190 °C

Axial Tilt: 6.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 54,137,369 km

• M1: 116,836 km (0.072 R)
• M2: 414,237 km (0.073 R)
• M3: 918,531 km (0.093 R)
• M4: 1,225,356 km (0.091 R)
• M5: 1,541,157 km (0.11 R)
• M6: 2,411,667 km (0.105 R)
• M7: 2,705,926 km (0.104 R)
• M8: 3,024,121 km (0.079 R)
• M9: 3,397,368 km (0.058 R)
• M10: 3,784,976 km (0.11 R)
• M11: 4,167,647 km (0.097 R)
• M12: 4,724,151 km (0.106 R)
• M13: 6,436,897 km (0.101 R)
• M14: 7,638,916 km (0.109 R)
• M15: 9,607,026 km (0.099 R)
• M16: 9,975,485 km (0.101 R)
• M17: 10,417,248 km (0.037 R)
• M18: 10,872,175 km (0.095 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 928.7

Radius: 13

Gravity: 5.5 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 2.93 AU - 3.15 AU

Year: 3535 Days

Day: 14.8 Hours

Environment

Temp: -207 °C

Axial Tilt: 15.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 54,137,369 km

• M1: 168,597 km (0.119 R)
• M2: 680,521 km (0.09 R)
• M3: 1,100,292 km (0.091 R)
• M4: 1,713,344 km (0.101 R)
• M5: 2,361,402 km (0.028 R)
• M6: 2,968,770 km (0.101 R)
• M7: 3,436,861 km (0.12 R)
• M8: 4,289,270 km (0.111 R)
• M9: 4,966,500 km (0.059 R)
• M10: 5,826,837 km (0.098 R)
• M11: 7,039,178 km (0.034 R)
• M12: 7,568,904 km (0.096 R)
• M13: 8,089,505 km (0.099 R)
• M14: 8,745,791 km (0.116 R)
• M15: 9,516,369 km (0.105 R)
• M16: 11,505,871 km (0.062 R)
• M17: 11,962,594 km (0.068 R)
• M18: 14,431,108 km (0.092 R)
• M19: 16,694,823 km (0.1 R)
• M20: 17,579,246 km (0.102 R)
• M21: 18,063,644 km (0.113 R)
• M22: 19,505,917 km (0.093 R)
• M23: 20,288,314 km (0.08 R)
• M24: 21,023,737 km (0.056 R)
• M25: 21,569,769 km (0.111 R)
• M26: 24,442,946 km (0.104 R)
• M27: 25,660,523 km (0.117 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 301.9

Radius: 10.7

Gravity: 2.64 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 3.39 AU - 3.47 AU

Year: 4236 Days

Day: 8.6 Hours

Environment

Temp: -221 °C

Axial Tilt: 27.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 54,137,369 km

• M1: 133,441 km (0.08 R)
• M2: 513,420 km (0.105 R)
• M3: 854,353 km (0.105 R)
• M4: 1,263,653 km (0.068 R)
• M5: 2,597,468 km (0.095 R)
• M6: 3,800,534 km (0.089 R)
• M7: 4,704,853 km (0.104 R)
• M8: 6,199,037 km (0.095 R)
• M9: 8,965,550 km (0.117 R)
• M10: 9,983,863 km (0.045 R)
• M11: 10,599,308 km (0.067 R)
• M12: 11,077,423 km (0.117 R)
• M13: 11,528,162 km (0.116 R)
• M14: 13,640,633 km (0.11 R)
• M15: 15,436,107 km (0.044 R)
• M16: 16,207,134 km (0.079 R)
• M17: 17,274,814 km (0.048 R)
• M18: 18,789,792 km (0.114 R)
• M19: 19,907,737 km (0.074 R)

Planet 6 - Ice Giant

Semi-Major Axis: 7.2 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 594.6

Radius: 5.5

Gravity: 19.66 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 6.45 AU - 7.95 AU

Year: 12883 Days

Day: 19.7 Hours

Environment

Temp: -232 °C

Axial Tilt: 13.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 54,137,369 km

• M1: 181,761 km (0.079 R)
• M2: 501,003 km (0.113 R)
• M3: 743,501 km (0.09 R)
• M4: 996,920 km (0.05 R)
• M5: 1,726,359 km (0.093 R)
• M6: 1,924,427 km (0.116 R)
• M7: 2,174,854 km (0.117 R)
• M8: 2,942,590 km (0.12 R)
• M9: 3,129,887 km (0.085 R)
• M10: 3,350,244 km (0.095 R)
• M11: 3,633,732 km (0.069 R)
• M12: 4,248,430 km (0.059 R)
• M13: 4,518,903 km (0.082 R)
• M14: 4,737,316 km (0.025 R)
• M15: 5,863,040 km (0.057 R)
• M16: 7,670,930 km (0.098 R)
• M17: 8,027,272 km (0.052 R)
• M18: 10,240,573 km (0.088 R)
• M19: 11,457,701 km (0.113 R)
• M20: 11,630,935 km (0.059 R)
• M21: 13,652,601 km (0.107 R)
• M22: 14,780,419 km (0.04 R)
• M23: 21,978,470 km (0.11 R)
• M24: 23,709,767 km (0.119 R)
• M25: 25,530,073 km (0.104 R)
• M26: 26,024,195 km (0.049 R)
• M27: 27,338,562 km (0.059 R)
• M28: 32,459,896 km (0.08 R)
• M29: 35,305,995 km (0.093 R)
• M30: 36,414,665 km (0.09 R)
• M31: 42,584,530 km (0.04 R)
• M32: 45,988,031 km (0.085 R)
• M33: 50,646,808 km (0.068 R)
• M34: 53,009,856 km (0.115 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: 395 - 15,721 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit