🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.34 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 998.5

Radius: 12.2

Gravity: 6.71 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 0.52 AU - 0.82 AU

Year: 379 Days

Day: 13.4 Hours

Environment

Temp: -166 °C

Axial Tilt: 25.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 69,623,193 km

• M1: 151,991 km (0.095 R)
• M2: 600,785 km (0.079 R)
• M3: 996,771 km (0.026 R)
• M4: 1,397,843 km (0.063 R)
• M5: 2,592,830 km (0.097 R)
• M6: 3,886,553 km (0.098 R)
• M7: 4,835,302 km (0.112 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 21.1

Radius: 11.9

Gravity: 0.15 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 1.15 AU - 1.15 AU

Year: 851 Days

Day: 11.8 Hours

Environment

Temp: -186 °C

Axial Tilt: 38.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 69,623,193 km

• M1: 147,952 km (0.092 R)
• M2: 558,898 km (0.119 R)
• M3: 1,094,608 km (0.114 R)
• M4: 1,592,918 km (0.091 R)
• M5: 2,268,951 km (0.108 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 580.2

Radius: 10

Gravity: 5.8 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 1 AU - 1.48 AU

Year: 953 Days

Day: 13.9 Hours

Environment

Temp: -190 °C

Axial Tilt: 28.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 69,623,193 km

• M1: 125,812 km (0.108 R)
• M2: 472,280 km (0.071 R)
• M3: 811,269 km (0.11 R)
• M4: 1,229,844 km (0.063 R)
• M5: 1,570,478 km (0.119 R)
• M6: 2,101,401 km (0.087 R)
• M7: 2,538,077 km (0.071 R)
• M8: 3,099,668 km (0.096 R)
• M9: 3,862,767 km (0.1 R)
• M10: 4,223,746 km (0.045 R)
• M11: 5,105,626 km (0.115 R)
• M12: 5,502,658 km (0.064 R)
• M13: 6,641,397 km (0.062 R)
• M14: 7,515,348 km (0.077 R)
• M15: 8,726,792 km (0.073 R)
• M16: 9,407,013 km (0.086 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 859.6

Radius: 8.5

Gravity: 11.9 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 3.28 AU - 3.86 AU

Year: 4656 Days

Day: 10.9 Hours

Environment

Temp: -213 °C

Axial Tilt: 13.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 69,623,193 km

• M1: 105,766 km (0.074 R)
• M2: 409,001 km (0.103 R)
• M3: 688,300 km (0.095 R)
• M4: 958,324 km (0.041 R)
• M5: 1,228,199 km (0.096 R)
• M6: 1,725,013 km (0.1 R)
• M7: 2,177,098 km (0.092 R)
• M8: 2,481,829 km (0.105 R)
• M9: 3,974,815 km (0.108 R)
• M10: 4,457,867 km (0.098 R)
• M11: 4,952,587 km (0.073 R)
• M12: 5,718,079 km (0.068 R)
• M13: 6,270,694 km (0.072 R)
• M14: 6,592,928 km (0.079 R)
• M15: 6,960,041 km (0.097 R)
• M16: 7,698,755 km (0.064 R)
• M17: 9,709,949 km (0.042 R)
• M18: 11,090,588 km (0.118 R)
• M19: 13,479,815 km (0.099 R)
• M20: 14,347,034 km (0.119 R)
• M21: 15,658,110 km (0.058 R)
• M22: 17,996,624 km (0.119 R)
• M23: 18,847,387 km (0.112 R)
• M24: 23,817,327 km (0.091 R)
• M25: 24,922,407 km (0.053 R)
• M26: 25,650,649 km (0.089 R)
• M27: 26,393,104 km (0.101 R)
• M28: 27,064,948 km (0.114 R)
• M29: 27,490,554 km (0.118 R)
• M30: 27,834,329 km (0.119 R)
• M31: 28,971,273 km (0.099 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.81 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 635.7

Radius: 6.9

Gravity: 13.35 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 5.92 AU - 7.7 AU

Year: 12267 Days

Day: 19 Hours

Environment

Temp: -223 °C

Axial Tilt: 46.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 69,623,193 km

• M1: 86,617 km (0.11 R)
• M2: 424,559 km (0.072 R)
• M3: 816,056 km (0.093 R)
• M4: 1,311,076 km (0.114 R)
• M5: 1,559,109 km (0.04 R)
• M6: 1,805,945 km (0.055 R)
• M7: 3,964,493 km (0.066 R)
• M8: 4,611,354 km (0.039 R)
• M9: 5,292,324 km (0.066 R)
• M10: 5,710,600 km (0.053 R)
• M11: 8,094,591 km (0.085 R)
• M12: 11,353,431 km (0.104 R)
• M13: 13,145,015 km (0.075 R)
• M14: 13,717,377 km (0.109 R)
• M15: 14,708,014 km (0.081 R)
• M16: 17,811,272 km (0.106 R)
• M17: 18,590,827 km (0.091 R)
• M18: 19,556,182 km (0.12 R)
• M19: 21,673,740 km (0.108 R)
• M20: 24,984,939 km (0.091 R)
• M21: 26,760,516 km (0.044 R)
• M22: 28,407,888 km (0.118 R)
• M23: 31,004,009 km (0.097 R)
• M24: 31,227,209 km (0.113 R)
• M25: 32,245,073 km (0.119 R)
• M26: 37,163,253 km (0.054 R)
• M27: 39,471,847 km (0.073 R)
• M28: 39,734,092 km (0.054 R)
• M29: 42,010,672 km (0.116 R)
• M30: 46,237,710 km (0.101 R)
• M31: 47,856,060 km (0.103 R)

Planet 6 - Ice Giant

Semi-Major Axis: 10.09 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 428.9

Radius: 7.9

Gravity: 6.87 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 8.65 AU - 11.53 AU

Year: 22123 Days

Day: 19.6 Hours

Environment

Temp: -232 °C

Axial Tilt: 4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 69,623,193 km

• M1: 98,286 km (0.067 R)
• M2: 372,499 km (0.106 R)
• M3: 879,635 km (0.092 R)
• M4: 1,158,636 km (0.118 R)
• M5: 1,451,548 km (0.089 R)
• M6: 2,013,288 km (0.086 R)
• M7: 3,079,173 km (0.097 R)
• M8: 4,350,605 km (0.108 R)
• M9: 7,133,874 km (0.109 R)
• M10: 8,428,942 km (0.098 R)
• M11: 9,052,167 km (0.116 R)
• M12: 10,044,151 km (0.047 R)
• M13: 13,875,053 km (0.107 R)
• M14: 14,669,567 km (0.092 R)
• M15: 16,588,010 km (0.052 R)
• M16: 18,841,253 km (0.094 R)
• M17: 19,457,148 km (0.09 R)
• M18: 23,136,956 km (0.078 R)
• M19: 31,962,483 km (0.096 R)
• M20: 34,768,789 km (0.094 R)
• M21: 36,366,644 km (0.119 R)
• M22: 43,248,894 km (0.114 R)
• M23: 43,858,805 km (0.095 R)
• M24: 44,474,400 km (0.101 R)
• M25: 45,722,944 km (0.114 R)
• M26: 48,946,179 km (0.119 R)
• M27: 57,110,483 km (0.081 R)
• M28: 61,801,872 km (0.103 R)
• M29: 67,150,146 km (0.11 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 463 - 17,293 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit