🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.39 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 416.6

Radius: 10.3

Gravity: 3.93 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 0.59 AU - 0.98 AU

Year: 438 Days

Day: 8.4 Hours

Environment

Temp: -135 °C

Axial Tilt: 2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 55,094,924 km

• M1: 128,056 km (0.102 R)
• M2: 678,875 km (0.047 R)
• M3: 1,005,746 km (0.086 R)
• M4: 1,472,492 km (0.111 R)
• M5: 2,244,716 km (0.067 R)
• M6: 2,829,793 km (0.101 R)
• M7: 3,201,993 km (0.097 R)
• M8: 3,630,292 km (0.041 R)
• M9: 4,304,828 km (0.113 R)

Planet 2 - Gas Giant

Semi-Major Axis: 3.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 168.2

Radius: 9.2

Gravity: 1.99 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 2.74 AU - 3.9 AU

Year: 3846 Days

Day: 12.2 Hours

Environment

Temp: -216 °C

Axial Tilt: 15.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 55,094,924 km

• M1: 115,789 km (0.112 R)
• M2: 498,759 km (0.073 R)
• M3: 1,512,584 km (0.101 R)
• M4: 1,934,749 km (0.058 R)
• M5: 3,691,627 km (0.106 R)
• M6: 4,728,340 km (0.042 R)
• M7: 6,070,682 km (0.09 R)
• M8: 7,507,569 km (0.094 R)
• M9: 8,244,339 km (0.063 R)
• M10: 9,256,817 km (0.068 R)
• M11: 9,556,013 km (0.05 R)
• M12: 10,528,399 km (0.119 R)
• M13: 12,030,062 km (0.028 R)
• M14: 12,386,704 km (0.047 R)
• M15: 13,288,330 km (0.117 R)
• M16: 13,798,309 km (0.106 R)
• M17: 14,498,427 km (0.034 R)
• M18: 14,902,491 km (0.112 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 579.9

Radius: 14.1

Gravity: 2.92 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 3.78 AU - 4.14 AU

Year: 5010 Days

Day: 9.8 Hours

Environment

Temp: -201 °C

Axial Tilt: 26.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 55,094,924 km

• M1: 175,329 km (0.047 R)
• M2: 635,791 km (0.091 R)
• M3: 1,638,845 km (0.06 R)
• M4: 2,149,123 km (0.109 R)
• M5: 2,924,489 km (0.117 R)
• M6: 4,701,861 km (0.037 R)
• M7: 6,194,100 km (0.115 R)
• M8: 6,691,962 km (0.069 R)
• M9: 7,182,942 km (0.098 R)
• M10: 10,830,886 km (0.101 R)
• M11: 12,217,060 km (0.113 R)
• M12: 13,666,513 km (0.069 R)
• M13: 16,430,933 km (0.091 R)
• M14: 18,006,946 km (0.1 R)
• M15: 19,417,355 km (0.082 R)
• M16: 20,082,467 km (0.066 R)
• M17: 22,675,896 km (0.111 R)
• M18: 23,339,063 km (0.107 R)
• M19: 23,939,399 km (0.111 R)
• M20: 25,014,709 km (0.109 R)
• M21: 27,261,818 km (0.094 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 806.5

Radius: 9.5

Gravity: 8.94 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 4.99 AU - 5.71 AU

Year: 7868 Days

Day: 13.9 Hours

Environment

Temp: -212 °C

Axial Tilt: 35.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 55,094,924 km

• M1: 118,182 km (0.116 R)
• M2: 516,561 km (0.113 R)
• M3: 927,806 km (0.111 R)
• M4: 1,749,996 km (0.102 R)
• M5: 2,460,137 km (0.064 R)
• M6: 3,260,037 km (0.102 R)
• M7: 3,683,548 km (0.108 R)
• M8: 4,064,425 km (0.099 R)
• M9: 5,210,344 km (0.119 R)
• M10: 5,925,871 km (0.064 R)
• M11: 6,414,457 km (0.104 R)
• M12: 7,197,602 km (0.111 R)
• M13: 8,126,904 km (0.116 R)
• M14: 9,134,147 km (0.072 R)
• M15: 9,834,564 km (0.102 R)
• M16: 11,661,603 km (0.079 R)
• M17: 12,826,222 km (0.096 R)
• M18: 16,241,691 km (0.115 R)
• M19: 16,647,700 km (0.095 R)
• M20: 17,550,373 km (0.113 R)
• M21: 18,558,513 km (0.044 R)
• M22: 20,690,134 km (0.097 R)
• M23: 21,007,431 km (0.096 R)
• M24: 22,642,984 km (0.117 R)
• M25: 24,626,801 km (0.104 R)
• M26: 26,350,917 km (0.07 R)
• M27: 28,641,859 km (0.061 R)
• M28: 29,634,441 km (0.047 R)
• M29: 30,139,333 km (0.105 R)
• M30: 30,752,685 km (0.119 R)
• M31: 33,616,138 km (0.087 R)
• M32: 34,386,716 km (0.059 R)
• M33: 34,944,118 km (0.074 R)
• M34: 39,867,833 km (0.115 R)
• M35: 40,979,943 km (0.105 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.83 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 807.6

Radius: 7.9

Gravity: 12.94 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 6.74 AU - 6.92 AU

Year: 11349 Days

Day: 18.7 Hours

Environment

Temp: -215 °C

Axial Tilt: 34.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 55,094,924 km

• M1: 99,034 km (0.062 R)
• M2: 387,907 km (0.114 R)
• M3: 1,205,011 km (0.115 R)
• M4: 1,768,546 km (0.094 R)
• M5: 2,129,077 km (0.068 R)
• M6: 2,376,362 km (0.104 R)
• M7: 3,188,080 km (0.112 R)
• M8: 3,972,422 km (0.093 R)
• M9: 4,320,087 km (0.057 R)
• M10: 6,218,484 km (0.112 R)
• M11: 6,931,617 km (0.078 R)
• M12: 7,920,758 km (0.073 R)
• M13: 9,965,013 km (0.053 R)
• M14: 11,918,163 km (0.039 R)
• M15: 13,269,032 km (0.068 R)
• M16: 14,113,662 km (0.103 R)
• M17: 17,163,065 km (0.088 R)
• M18: 19,205,674 km (0.11 R)
• M19: 20,285,471 km (0.052 R)
• M20: 20,625,657 km (0.072 R)
• M21: 27,420,243 km (0.104 R)
• M22: 30,090,116 km (0.05 R)
• M23: 32,462,738 km (0.1 R)
• M24: 33,162,856 km (0.106 R)
• M25: 34,472,585 km (0.116 R)
• M26: 35,940,440 km (0.06 R)
• M27: 37,961,507 km (0.078 R)
• M28: 39,131,213 km (0.056 R)
• M29: 48,908,032 km (0.113 R)
• M30: 50,915,785 km (0.053 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 232 - 20,130 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit