🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.56 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 770.8

Radius: 12

Gravity: 5.35 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 0.93 AU - 1.29 AU

Year: 780 Days

Day: 11.8 Hours

Environment

Temp: -186 °C

Axial Tilt: 2.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 75,207,927 km

• M1: 149,299 km (0.103 R)
• M2: 539,600 km (0.112 R)
• M3: 1,049,279 km (0.118 R)
• M4: 1,535,323 km (0.068 R)
• M5: 2,006,407 km (0.109 R)
• M6: 2,441,138 km (0.073 R)
• M7: 3,259,139 km (0.093 R)
• M8: 3,910,488 km (0.112 R)
• M9: 5,012,725 km (0.065 R)
• M10: 6,674,608 km (0.088 R)
• M11: 7,302,770 km (0.06 R)
• M12: 7,799,584 km (0.09 R)
• M13: 8,703,604 km (0.093 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 886.8

Radius: 11.8

Gravity: 6.37 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 1.14 AU - 1.6 AU

Year: 1069 Days

Day: 7.1 Hours

Environment

Temp: -185 °C

Axial Tilt: 17.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 75,207,927 km

• M1: 146,756 km (0.088 R)
• M2: 564,433 km (0.077 R)
• M3: 1,064,389 km (0.069 R)
• M4: 1,752,838 km (0.119 R)
• M5: 2,379,504 km (0.089 R)
• M6: 2,997,941 km (0.116 R)
• M7: 3,488,174 km (0.089 R)
• M8: 3,948,337 km (0.05 R)
• M9: 5,089,320 km (0.119 R)
• M10: 5,473,487 km (0.084 R)
• M11: 6,075,170 km (0.108 R)
• M12: 6,649,326 km (0.078 R)
• M13: 8,175,673 km (0.118 R)
• M14: 9,021,200 km (0.106 R)
• M15: 10,206,315 km (0.106 R)
• M16: 10,787,203 km (0.086 R)
• M17: 11,458,299 km (0.068 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 464.5

Radius: 13.8

Gravity: 2.44 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 1.18 AU - 1.78 AU

Year: 1201 Days

Day: 8.1 Hours

Environment

Temp: -186 °C

Axial Tilt: 13 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 75,207,927 km

• M1: 171,589 km (0.109 R)
• M2: 603,627 km (0.065 R)
• M3: 1,408,763 km (0.103 R)
• M4: 1,866,533 km (0.075 R)
• M5: 2,470,310 km (0.062 R)
• M6: 2,951,865 km (0.048 R)
• M7: 3,424,894 km (0.117 R)
• M8: 3,932,928 km (0.084 R)
• M9: 4,372,147 km (0.072 R)
• M10: 4,862,529 km (0.026 R)
• M11: 5,789,138 km (0.097 R)
• M12: 6,603,699 km (0.063 R)
• M13: 7,841,023 km (0.102 R)
• M14: 8,649,001 km (0.093 R)
• M15: 10,218,731 km (0.114 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 706.8

Radius: 9.9

Gravity: 7.21 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 1.49 AU - 2.41 AU

Year: 1816 Days

Day: 10.8 Hours

Environment

Temp: -204 °C

Axial Tilt: 5.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 75,207,927 km

• M1: 123,119 km (0.092 R)
• M2: 866,321 km (0.045 R)
• M3: 1,272,928 km (0.117 R)
• M4: 1,672,355 km (0.106 R)
• M5: 1,980,676 km (0.107 R)
• M6: 2,365,591 km (0.107 R)
• M7: 2,743,027 km (0.109 R)
• M8: 3,114,029 km (0.103 R)
• M9: 3,552,201 km (0.08 R)
• M10: 4,634,093 km (0.062 R)
• M11: 5,054,164 km (0.115 R)
• M12: 6,043,754 km (0.086 R)
• M13: 6,367,035 km (0.044 R)
• M14: 8,901,821 km (0.104 R)
• M15: 9,992,539 km (0.114 R)
• M16: 10,803,809 km (0.058 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 617.8

Radius: 9.3

Gravity: 7.14 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 2.6 AU - 3.88 AU

Year: 3889 Days

Day: 13.4 Hours

Environment

Temp: -205 °C

Axial Tilt: 6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 75,207,927 km

• M1: 116,387 km (0.078 R)
• M2: 527,632 km (0.117 R)
• M3: 966,552 km (0.084 R)
• M4: 1,442,123 km (0.102 R)
• M5: 1,771,388 km (0.038 R)
• M6: 2,236,339 km (0.034 R)
• M7: 3,185,537 km (0.036 R)
• M8: 3,771,961 km (0.113 R)
• M9: 4,157,175 km (0.079 R)
• M10: 5,367,572 km (0.085 R)
• M11: 5,717,481 km (0.112 R)
• M12: 6,614,171 km (0.07 R)
• M13: 6,985,473 km (0.119 R)
• M14: 7,305,462 km (0.096 R)
• M15: 14,362,144 km (0.111 R)
• M16: 15,411,872 km (0.105 R)
• M17: 15,791,102 km (0.074 R)
• M18: 16,121,115 km (0.11 R)
• M19: 18,019,213 km (0.11 R)
• M20: 19,933,617 km (0.066 R)
• M21: 22,948,463 km (0.12 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 230.4

Radius: 9.7

Gravity: 2.45 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 3.71 AU - 3.89 AU

Year: 4940 Days

Day: 8 Hours

Environment

Temp: -227 °C

Axial Tilt: 22.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 75,207,927 km

• M1: 122,221 km (0.11 R)
• M2: 556,055 km (0.104 R)
• M3: 927,507 km (0.054 R)
• M4: 1,358,648 km (0.072 R)
• M5: 1,801,906 km (0.086 R)
• M6: 2,149,572 km (0.092 R)
• M7: 2,867,791 km (0.071 R)
• M8: 4,057,842 km (0.102 R)
• M9: 4,395,634 km (0.061 R)
• M10: 6,632,422 km (0.06 R)
• M11: 7,254,599 km (0.069 R)
• M12: 8,649,599 km (0.067 R)
• M13: 11,290,600 km (0.111 R)
• M14: 13,711,243 km (0.114 R)
• M15: 15,830,147 km (0.104 R)
• M16: 16,618,079 km (0.105 R)
• M17: 17,048,921 km (0.084 R)
• M18: 19,972,812 km (0.096 R)
• M19: 20,460,052 km (0.093 R)

Planet 7 - Gas Giant

Semi-Major Axis: 3.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 963.3

Radius: 8.9

Gravity: 12.16 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 2.98 AU - 4.84 AU

Year: 5156 Days

Day: 13.7 Hours

Environment

Temp: -214 °C

Axial Tilt: 33.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 75,207,927 km

• M1: 110,702 km (0.05 R)
• M2: 443,258 km (0.101 R)
• M3: 765,792 km (0.096 R)
• M4: 1,106,575 km (0.118 R)
• M5: 2,014,186 km (0.051 R)
• M6: 2,606,444 km (0.11 R)
• M7: 3,374,180 km (0.103 R)
• M8: 4,866,868 km (0.114 R)
• M9: 5,410,805 km (0.041 R)
• M10: 6,090,578 km (0.068 R)
• M11: 6,552,088 km (0.084 R)
• M12: 7,001,330 km (0.077 R)
• M13: 7,657,167 km (0.103 R)
• M14: 8,155,777 km (0.047 R)
• M15: 8,965,251 km (0.064 R)
• M16: 10,050,883 km (0.031 R)
• M17: 11,665,044 km (0.062 R)
• M18: 12,017,795 km (0.092 R)
• M19: 13,118,536 km (0.089 R)
• M20: 14,114,559 km (0.034 R)
• M21: 14,630,971 km (0.077 R)
• M22: 15,823,864 km (0.054 R)
• M23: 18,199,628 km (0.102 R)
• M24: 21,623,175 km (0.114 R)
• M25: 22,541,706 km (0.084 R)
• M26: 22,932,007 km (0.059 R)
• M27: 24,620,818 km (0.106 R)
• M28: 25,707,048 km (0.071 R)
• M29: 28,425,391 km (0.077 R)
• M30: 30,372,108 km (0.056 R)

Planet 8 - Ice Giant

Semi-Major Axis: 5.78 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 617.7

Radius: 5.9

Gravity: 17.74 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 5.22 AU - 6.34 AU

Year: 9267 Days

Day: 17.1 Hours

Environment

Temp: -219 °C

Axial Tilt: 15.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 75,207,927 km

• M1: 73,303 km (0.07 R)
• M2: 650,900 km (0.067 R)
• M3: 957,726 km (0.118 R)
• M4: 1,247,945 km (0.093 R)
• M5: 1,567,935 km (0.11 R)
• M6: 2,055,924 km (0.114 R)
• M7: 2,245,464 km (0.053 R)
• M8: 3,168,932 km (0.116 R)
• M9: 3,518,542 km (0.069 R)
• M10: 3,971,823 km (0.11 R)
• M11: 4,606,567 km (0.103 R)
• M12: 4,963,508 km (0.118 R)
• M13: 7,424,243 km (0.099 R)
• M14: 8,870,705 km (0.092 R)
• M15: 9,423,319 km (0.082 R)
• M16: 11,324,708 km (0.099 R)
• M17: 11,810,004 km (0.09 R)
• M18: 12,196,864 km (0.045 R)
• M19: 13,408,308 km (0.1 R)
• M20: 14,446,218 km (0.063 R)
• M21: 16,543,281 km (0.116 R)
• M22: 19,135,512 km (0.116 R)
• M23: 20,448,832 km (0.11 R)
• M24: 27,250,599 km (0.109 R)
• M25: 29,109,651 km (0.101 R)
• M26: 39,072,570 km (0.036 R)
• M27: 39,807,545 km (0.038 R)

Planet 9 - Ice Giant

Semi-Major Axis: 8 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 359.3

Radius: 3.5

Gravity: 29.33 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 6.46 AU - 9.54 AU

Year: 15089 Days

Day: 20.6 Hours

Environment

Temp: -223 °C

Axial Tilt: 25.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 75,207,927 km

• M1: 43,533 km (0.085 R)
• M2: 152,590 km (0.074 R)
• M3: 315,801 km (0.11 R)
• M4: 507,436 km (0.049 R)
• M5: 711,338 km (0.034 R)
• M6: 978,370 km (0.082 R)
• M7: 1,111,811 km (0.105 R)
• M8: 1,374,655 km (0.111 R)
• M9: 2,988,517 km (0.114 R)
• M10: 4,313,056 km (0.119 R)
• M11: 6,704,677 km (0.04 R)
• M12: 8,497,309 km (0.115 R)
• M13: 15,394,219 km (0.071 R)
• M14: 19,008,803 km (0.078 R)
• M15: 26,747,800 km (0.114 R)
• M16: 35,502,866 km (0.069 R)
• M17: 36,227,368 km (0.101 R)
• M18: 37,332,448 km (0.11 R)
• M19: 38,586,527 km (0.105 R)
• M20: 40,519,630 km (0.079 R)
• M21: 45,138,764 km (0.071 R)
• M22: 45,988,629 km (0.088 R)

Planet 10 - Ice Giant

Semi-Major Axis: 8.78 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 879.1

Radius: 6.3

Gravity: 22.15 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 7.52 AU - 10.04 AU

Year: 17349 Days

Day: 18.8 Hours

Environment

Temp: -223 °C

Axial Tilt: 42.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 75,207,927 km

• M1: 78,389 km (0.091 R)
• M2: 764,296 km (0.099 R)
• M3: 1,016,518 km (0.082 R)
• M4: 1,398,890 km (0.044 R)
• M5: 1,835,865 km (0.045 R)
• M6: 2,517,134 km (0.062 R)
• M7: 3,612,938 km (0.069 R)
• M8: 6,177,644 km (0.046 R)
• M9: 8,543,834 km (0.041 R)
• M10: 8,755,963 km (0.116 R)
• M11: 9,301,547 km (0.06 R)
• M12: 10,340,354 km (0.116 R)
• M13: 10,703,279 km (0.047 R)
• M14: 11,012,049 km (0.112 R)
• M15: 11,974,412 km (0.08 R)
• M16: 13,272,323 km (0.039 R)
• M17: 14,510,694 km (0.059 R)
• M18: 16,798,046 km (0.082 R)
• M19: 17,299,647 km (0.073 R)
• M20: 19,958,301 km (0.092 R)
• M21: 21,874,799 km (0.098 R)
• M22: 22,072,867 km (0.119 R)
• M23: 22,775,827 km (0.065 R)
• M24: 23,287,003 km (0.073 R)
• M25: 24,120,861 km (0.098 R)
• M26: 28,354,631 km (0.111 R)
• M27: 28,590,247 km (0.049 R)
• M28: 29,425,303 km (0.087 R)
• M29: 34,110,858 km (0.116 R)
• M30: 39,563,251 km (0.116 R)
• M31: 41,806,172 km (0.093 R)
• M32: 44,449,118 km (0.063 R)
• M33: 45,569,007 km (0.081 R)
• M34: 46,217,365 km (0.113 R)
• M35: 47,201,270 km (0.106 R)
• M36: 47,698,533 km (0.066 R)
• M37: 54,301,933 km (0.065 R)
• M38: 59,926,364 km (0.085 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: 401 - 11,731 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit