🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.57 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 543

Radius: 9.4

Gravity: 6.15 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 0.94 AU - 1.32 AU

Year: 801 Days

Day: 13.7 Hours

Environment

Temp: -172 °C

Axial Tilt: 45.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 93,103,946 km

• M1: 116,836 km (0.085 R)
• M2: 411,544 km (0.11 R)
• M3: 857,345 km (0.083 R)
• M4: 1,188,555 km (0.107 R)
• M5: 1,752,240 km (0.069 R)
• M6: 2,072,379 km (0.114 R)
• M7: 2,683,337 km (0.073 R)
• M8: 2,976,549 km (0.098 R)
• M9: 3,783,629 km (0.095 R)
• M10: 4,403,713 km (0.08 R)
• M11: 4,830,964 km (0.12 R)
• M12: 5,923,328 km (0.101 R)
• M13: 6,240,774 km (0.083 R)
• M14: 7,788,813 km (0.067 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 531.7

Radius: 11.6

Gravity: 3.95 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 1.02 AU - 1.26 AU

Year: 812 Days

Day: 11.9 Hours

Environment

Temp: -175 °C

Axial Tilt: 45.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 93,103,946 km

• M1: 144,212 km (0.067 R)
• M2: 513,420 km (0.115 R)
• M3: 965,355 km (0.069 R)
• M4: 1,365,978 km (0.069 R)
• M5: 2,341,805 km (0.033 R)
• M6: 2,821,416 km (0.067 R)
• M7: 3,472,316 km (0.091 R)
• M8: 4,424,507 km (0.118 R)
• M9: 5,269,286 km (0.109 R)
• M10: 6,524,412 km (0.1 R)
• M11: 7,189,225 km (0.071 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 261.8

Radius: 13.8

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 2.02 AU - 2.96 AU

Year: 2620 Days

Day: 6.4 Hours

Environment

Temp: -214 °C

Axial Tilt: 24.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 93,103,946 km

• M1: 171,738 km (0.059 R)
• M2: 734,526 km (0.046 R)
• M3: 1,214,136 km (0.119 R)
• M4: 1,757,177 km (0.036 R)
• M5: 2,231,252 km (0.111 R)
• M6: 3,509,117 km (0.1 R)
• M7: 4,674,784 km (0.075 R)
• M8: 5,781,808 km (0.081 R)
• M9: 6,900,950 km (0.109 R)
• M10: 7,677,662 km (0.093 R)
• M11: 9,502,008 km (0.073 R)
• M12: 12,351,099 km (0.111 R)
• M13: 12,816,947 km (0.044 R)
• M14: 13,660,530 km (0.03 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 182.8

Radius: 14.5

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 2.56 AU - 3.48 AU

Year: 3500 Days

Day: 14.8 Hours

Environment

Temp: -217 °C

Axial Tilt: 32.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 93,103,946 km

• M1: 206,445 km (0.115 R)
• M2: 749,785 km (0.111 R)
• M3: 1,239,568 km (0.119 R)
• M4: 2,201,183 km (0.114 R)
• M5: 3,089,794 km (0.069 R)
• M6: 3,584,365 km (0.051 R)
• M7: 4,132,043 km (0.104 R)
• M8: 5,999,772 km (0.105 R)
• M9: 6,907,831 km (0.083 R)
• M10: 8,561,636 km (0.116 R)
• M11: 9,415,989 km (0.114 R)
• M12: 12,206,139 km (0.081 R)
• M13: 13,790,530 km (0.052 R)
• M14: 14,920,443 km (0.117 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 723.5

Radius: 14.2

Gravity: 3.59 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 3.3 AU - 3.36 AU

Year: 4052 Days

Day: 10.1 Hours

Environment

Temp: -209 °C

Axial Tilt: 16.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 93,103,946 km

• M1: 176,675 km (0.035 R)
• M2: 710,889 km (0.097 R)
• M3: 1,425,817 km (0.104 R)
• M4: 1,980,077 km (0.03 R)
• M5: 2,548,250 km (0.046 R)
• M6: 3,616,828 km (0.104 R)
• M7: 4,063,228 km (0.049 R)
• M8: 4,839,940 km (0.119 R)
• M9: 5,685,916 km (0.105 R)
• M10: 6,383,491 km (0.055 R)
• M11: 8,343,223 km (0.118 R)
• M12: 9,363,032 km (0.067 R)
• M13: 10,763,417 km (0.092 R)
• M14: 13,070,964 km (0.11 R)
• M15: 15,415,013 km (0.112 R)
• M16: 16,255,155 km (0.047 R)
• M17: 17,007,782 km (0.059 R)
• M18: 17,542,295 km (0.115 R)
• M19: 19,086,444 km (0.118 R)
• M20: 22,302,649 km (0.112 R)
• M21: 22,943,526 km (0.059 R)
• M22: 23,817,327 km (0.074 R)
• M23: 24,864,512 km (0.069 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 266.9

Radius: 14.9

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 3.83 AU - 4.61 AU

Year: 5781 Days

Day: 12 Hours

Environment

Temp: -217 °C

Axial Tilt: 5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 93,103,946 km

• M1: 185,352 km (0.115 R)
• M2: 810,521 km (0.106 R)
• M3: 1,518,718 km (0.056 R)
• M4: 2,036,027 km (0.069 R)
• M5: 2,562,761 km (0.105 R)
• M6: 3,517,046 km (0.092 R)
• M7: 3,981,697 km (0.119 R)
• M8: 4,889,457 km (0.116 R)
• M9: 5,550,829 km (0.094 R)
• M10: 6,099,704 km (0.051 R)
• M11: 7,699,503 km (0.071 R)
• M12: 8,419,518 km (0.116 R)
• M13: 8,887,609 km (0.037 R)
• M14: 10,074,519 km (0.119 R)
• M15: 12,529,570 km (0.116 R)
• M16: 14,020,911 km (0.089 R)
• M17: 15,467,073 km (0.115 R)
• M18: 20,856,486 km (0.116 R)
• M19: 21,851,163 km (0.092 R)
• M20: 23,863,703 km (0.027 R)

Planet 7 - Ice Giant

Semi-Major Axis: 7.22 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 636.5

Radius: 5.2

Gravity: 23.54 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 5.87 AU - 8.57 AU

Year: 12937 Days

Day: 17.7 Hours

Environment

Temp: -234 °C

Axial Tilt: 26 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 93,103,946 km

• M1: 64,626 km (0.085 R)
• M2: 322,982 km (0.097 R)
• M3: 1,132,456 km (0.05 R)
• M4: 1,417,440 km (0.091 R)
• M5: 3,181,049 km (0.105 R)
• M6: 3,457,356 km (0.081 R)
• M7: 4,086,864 km (0.092 R)
• M8: 4,413,586 km (0.089 R)
• M9: 5,052,219 km (0.081 R)
• M10: 5,255,373 km (0.118 R)
• M11: 6,590,534 km (0.114 R)
• M12: 7,208,373 km (0.081 R)
• M13: 8,606,515 km (0.078 R)
• M14: 9,394,447 km (0.065 R)
• M15: 9,805,991 km (0.113 R)
• M16: 11,226,722 km (0.119 R)
• M17: 11,986,230 km (0.108 R)
• M18: 16,747,781 km (0.09 R)
• M19: 18,207,706 km (0.044 R)
• M20: 19,090,633 km (0.051 R)
• M21: 19,667,183 km (0.103 R)
• M22: 21,821,093 km (0.105 R)
• M23: 22,633,410 km (0.089 R)
• M24: 23,093,423 km (0.084 R)
• M25: 23,653,518 km (0.054 R)
• M26: 24,318,480 km (0.089 R)
• M27: 25,388,255 km (0.047 R)
• M28: 29,434,279 km (0.113 R)
• M29: 32,011,252 km (0.106 R)
• M30: 34,370,859 km (0.103 R)
• M31: 37,224,887 km (0.094 R)
• M32: 41,452,822 km (0.085 R)
• M33: 45,405,347 km (0.084 R)
• M34: 45,843,220 km (0.087 R)
• M35: 50,533,712 km (0.053 R)
• M36: 53,398,810 km (0.077 R)

Planet 8 - Ice Giant

Semi-Major Axis: 8.38 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 401.2

Radius: 3.7

Gravity: 29.31 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 7.35 AU - 9.41 AU

Year: 16177 Days

Day: 24.5 Hours

Environment

Temp: -227 °C

Axial Tilt: 9.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 93,103,946 km

• M1: 46,076 km (0.108 R)
• M2: 200,760 km (0.103 R)
• M3: 373,396 km (0.066 R)
• M4: 514,766 km (0.119 R)
• M5: 658,380 km (0.112 R)
• M6: 838,346 km (0.116 R)
• M7: 1,097,001 km (0.076 R)
• M8: 2,957,999 km (0.089 R)
• M9: 3,449,129 km (0.059 R)
• M10: 4,195,771 km (0.115 R)
• M11: 4,591,308 km (0.117 R)
• M12: 5,011,080 km (0.116 R)
• M13: 7,990,920 km (0.096 R)
• M14: 8,174,177 km (0.083 R)
• M15: 8,935,780 km (0.097 R)
• M16: 9,434,988 km (0.106 R)
• M17: 11,044,512 km (0.112 R)
• M18: 12,334,793 km (0.074 R)
• M19: 14,318,910 km (0.052 R)
• M20: 18,186,164 km (0.105 R)
• M21: 22,787,047 km (0.109 R)
• M22: 23,622,401 km (0.059 R)
• M23: 24,095,131 km (0.069 R)
• M24: 25,255,561 km (0.094 R)
• M25: 26,049,477 km (0.111 R)
• M26: 31,734,047 km (0.094 R)
• M27: 31,963,380 km (0.09 R)
• M28: 32,774,799 km (0.118 R)
• M29: 35,537,573 km (0.104 R)
• M30: 37,292,954 km (0.052 R)
• M31: 37,805,028 km (0.097 R)
• M32: 38,062,785 km (0.117 R)
• M33: 41,932,732 km (0.081 R)
• M34: 42,208,890 km (0.03 R)
• M35: 43,608,079 km (0.104 R)
• M36: 49,053,441 km (0.063 R)
• M37: 51,542,301 km (0.101 R)
• M38: 55,265,493 km (0.069 R)

Planet 9 - Ice Giant

Semi-Major Axis: 10.63 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 939.8

Radius: 8

Gravity: 14.68 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 8.28 AU - 12.98 AU

Year: 23112 Days

Day: 22.3 Hours

Environment

Temp: -230 °C

Axial Tilt: 25.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 93,103,946 km

• M1: 99,483 km (0.108 R)
• M2: 480,508 km (0.067 R)
• M3: 948,600 km (0.074 R)
• M4: 1,275,920 km (0.045 R)
• M5: 2,344,348 km (0.094 R)
• M6: 2,635,765 km (0.087 R)
• M7: 3,262,730 km (0.034 R)
• M8: 3,627,449 km (0.069 R)
• M9: 5,490,092 km (0.11 R)
• M10: 6,277,725 km (0.099 R)
• M11: 10,841,657 km (0.076 R)
• M12: 13,634,649 km (0.113 R)
• M13: 14,024,202 km (0.109 R)
• M14: 16,874,041 km (0.115 R)
• M15: 17,780,455 km (0.089 R)
• M16: 19,888,588 km (0.091 R)
• M17: 20,491,318 km (0.112 R)
• M18: 22,265,100 km (0.086 R)
• M19: 25,877,290 km (0.104 R)
• M20: 26,234,829 km (0.094 R)
• M21: 29,343,024 km (0.075 R)
• M22: 29,601,828 km (0.11 R)
• M23: 32,827,308 km (0.08 R)
• M24: 33,106,308 km (0.104 R)
• M25: 35,395,006 km (0.1 R)
• M26: 37,787,076 km (0.105 R)
• M27: 50,632,447 km (0.092 R)
• M28: 54,635,087 km (0.03 R)
• M29: 57,822,719 km (0.075 R)
• M30: 60,293,327 km (0.035 R)
• M31: 60,711,902 km (0.047 R)
• M32: 61,554,587 km (0.08 R)
• M33: 70,184,888 km (0.05 R)
• M34: 76,365,524 km (0.103 R)
• M35: 79,587,713 km (0.2 R)
• M36: 88,440,915 km (0.123 R)
• M37: 89,252,184 km (0.062 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: 344 - 10,963 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit