🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.73 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.45 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 208.1

Radius: 14.2

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 1.21 AU - 1.69 AU

Year: 1184 Days

Day: 12.9 Hours

Environment

Temp: -183 °C

Axial Tilt: 43.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 81,116,552 km

• M1: 178,470 km (0.078 R)
• M2: 763,697 km (0.119 R)
• M3: 1,294,470 km (0.054 R)
• M4: 2,195,498 km (0.116 R)
• M5: 2,736,893 km (0.114 R)
• M6: 3,470,820 km (0.044 R)
• M7: 4,035,702 km (0.102 R)
• M8: 4,581,884 km (0.106 R)
• M9: 5,108,618 km (0.116 R)
• M10: 5,768,195 km (0.041 R)
• M11: 6,304,653 km (0.11 R)
• M12: 7,086,002 km (0.112 R)
• M13: 7,702,495 km (0.081 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 651.5

Radius: 14.9

Gravity: 2.93 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 1.78 AU - 2.52 AU

Year: 2138 Days

Day: 9.5 Hours

Environment

Temp: -195 °C

Axial Tilt: 48.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 81,116,552 km

• M1: 186,698 km (0.036 R)
• M2: 736,620 km (0.104 R)
• M3: 2,075,371 km (0.1 R)
• M4: 2,752,302 km (0.049 R)
• M5: 3,256,297 km (0.104 R)
• M6: 3,804,124 km (0.044 R)
• M7: 4,453,678 km (0.11 R)
• M8: 4,956,177 km (0.118 R)
• M9: 10,207,661 km (0.071 R)
• M10: 13,464,706 km (0.093 R)
• M11: 14,075,514 km (0.076 R)
• M12: 14,704,723 km (0.104 R)
• M13: 16,409,390 km (0.097 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 419.2

Radius: 9.9

Gravity: 4.28 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 2.82 AU - 3.42 AU

Year: 3738 Days

Day: 10.2 Hours

Environment

Temp: -216 °C

Axial Tilt: 24.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 81,116,552 km

• M1: 123,418 km (0.069 R)
• M2: 439,519 km (0.108 R)
• M3: 1,054,366 km (0.084 R)
• M4: 1,378,096 km (0.118 R)
• M5: 1,985,613 km (0.104 R)
• M6: 2,316,673 km (0.102 R)
• M7: 2,654,016 km (0.11 R)
• M8: 3,024,121 km (0.108 R)
• M9: 3,635,079 km (0.076 R)
• M10: 4,304,529 km (0.086 R)
• M11: 5,006,442 km (0.065 R)
• M12: 5,652,256 km (0.07 R)
• M13: 6,104,042 km (0.119 R)
• M14: 6,870,881 km (0.097 R)
• M15: 7,201,193 km (0.102 R)
• M16: 8,561,486 km (0.101 R)
• M17: 9,933,149 km (0.103 R)
• M18: 10,631,771 km (0.102 R)
• M19: 10,952,659 km (0.076 R)
• M20: 12,477,360 km (0.069 R)
• M21: 12,834,600 km (0.107 R)
• M22: 13,198,721 km (0.101 R)
• M23: 13,522,900 km (0.098 R)
• M24: 14,823,354 km (0.112 R)
• M25: 16,577,389 km (0.117 R)
• M26: 17,228,289 km (0.101 R)
• M27: 18,236,429 km (0.105 R)
• M28: 19,165,133 km (0.082 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 114.8

Radius: 12.4

Gravity: 0.75 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 3.34 AU - 4.24 AU

Year: 5004 Days

Day: 10.5 Hours

Environment

Temp: -210 °C

Axial Tilt: 32 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 81,116,552 km

• M1: 155,582 km (0.101 R)
• M2: 665,112 km (0.064 R)
• M3: 1,118,244 km (0.099 R)
• M4: 1,579,305 km (0.037 R)
• M5: 2,025,406 km (0.066 R)
• M6: 4,144,908 km (0.08 R)
• M7: 5,458,826 km (0.087 R)
• M8: 6,627,335 km (0.103 R)
• M9: 7,341,815 km (0.084 R)
• M10: 8,353,096 km (0.06 R)
• M11: 9,455,034 km (0.112 R)
• M12: 10,835,523 km (0.072 R)
• M13: 12,427,544 km (0.119 R)
• M14: 13,300,896 km (0.026 R)
• M15: 13,687,607 km (0.071 R)
• M16: 14,938,843 km (0.079 R)
• M17: 16,216,260 km (0.083 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.46 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 294.8

Radius: 10.2

Gravity: 2.83 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 3.36 AU - 5.56 AU

Year: 6388 Days

Day: 11.8 Hours

Environment

Temp: -223 °C

Axial Tilt: 0.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 81,116,552 km

• M1: 126,859 km (0.11 R)
• M2: 559,496 km (0.097 R)
• M3: 1,592,918 km (0.084 R)
• M4: 2,710,414 km (0.103 R)
• M5: 4,645,014 km (0.118 R)
• M6: 6,013,834 km (0.032 R)
• M7: 8,198,263 km (0.055 R)
• M8: 11,901,259 km (0.086 R)
• M9: 15,905,545 km (0.096 R)
• M10: 17,061,039 km (0.055 R)
• M11: 18,395,751 km (0.111 R)
• M12: 19,088,688 km (0.097 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 718.3

Radius: 11

Gravity: 5.94 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 4.04 AU - 5.98 AU

Year: 7606 Days

Day: 13.4 Hours

Environment

Temp: -215 °C

Axial Tilt: 47.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 81,116,552 km

• M1: 145,559 km (0.062 R)
• M2: 648,357 km (0.117 R)
• M3: 1,043,744 km (0.069 R)
• M4: 2,087,189 km (0.095 R)
• M5: 3,307,310 km (0.036 R)
• M6: 4,072,952 km (0.066 R)
• M7: 4,416,279 km (0.109 R)
• M8: 5,191,645 km (0.108 R)
• M9: 6,647,082 km (0.04 R)
• M10: 8,484,443 km (0.119 R)
• M11: 10,104,738 km (0.085 R)
• M12: 10,837,468 km (0.108 R)
• M13: 11,868,945 km (0.067 R)
• M14: 12,353,942 km (0.078 R)
• M15: 13,021,298 km (0.092 R)
• M16: 13,363,727 km (0.077 R)
• M17: 13,888,966 km (0.115 R)
• M18: 15,547,408 km (0.101 R)
• M19: 15,997,996 km (0.05 R)
• M20: 17,334,055 km (0.115 R)
• M21: 18,099,697 km (0.114 R)
• M22: 24,191,023 km (0.092 R)
• M23: 24,971,625 km (0.068 R)
• M24: 26,400,583 km (0.055 R)
• M25: 29,128,501 km (0.076 R)
• M26: 30,610,716 km (0.094 R)
• M27: 31,014,331 km (0.055 R)
• M28: 32,664,396 km (0.103 R)
• M29: 33,298,092 km (0.098 R)
• M30: 35,691,808 km (0.094 R)
• M31: 36,703,239 km (0.075 R)

Planet 7 - Ice Giant

Semi-Major Axis: 7.09 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 837.8

Radius: 7.7

Gravity: 14.13 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 6.57 AU - 7.61 AU

Year: 12804 Days

Day: 18.1 Hours

Environment

Temp: -221 °C

Axial Tilt: 25.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 81,116,552 km

• M1: 100,231 km (0.059 R)
• M2: 436,078 km (0.107 R)
• M3: 1,378,395 km (0.112 R)
• M4: 1,859,053 km (0.093 R)
• M5: 2,148,375 km (0.095 R)
• M6: 2,531,046 km (0.105 R)
• M7: 3,103,258 km (0.098 R)
• M8: 4,995,073 km (0.068 R)
• M9: 5,631,761 km (0.054 R)
• M10: 5,969,853 km (0.035 R)
• M11: 6,361,350 km (0.09 R)
• M12: 7,023,321 km (0.104 R)
• M13: 8,581,233 km (0.114 R)
• M14: 13,526,041 km (0.073 R)
• M15: 13,996,826 km (0.051 R)
• M16: 14,409,117 km (0.099 R)
• M17: 15,042,515 km (0.065 R)
• M18: 15,402,447 km (0.099 R)
• M19: 15,694,462 km (0.093 R)
• M20: 18,738,480 km (0.101 R)
• M21: 21,152,241 km (0.079 R)
• M22: 21,695,282 km (0.098 R)
• M23: 24,352,738 km (0.11 R)
• M24: 24,949,185 km (0.075 R)
• M25: 26,171,399 km (0.115 R)
• M26: 29,850,011 km (0.077 R)
• M27: 33,491,971 km (0.03 R)
• M28: 38,480,911 km (0.075 R)
• M29: 46,024,084 km (0.037 R)
• M30: 48,014,035 km (0.102 R)
• M31: 50,060,683 km (0.102 R)
• M32: 56,202,873 km (0.1 R)

Planet 8 - Ice Giant

Semi-Major Axis: 8.84 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 317.7

Radius: 4

Gravity: 19.86 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 7.08 AU - 10.6 AU

Year: 17827 Days

Day: 24.8 Hours

Environment

Temp: -233 °C

Axial Tilt: 31.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 81,116,552 km

• M1: 49,966 km (0.095 R)
• M2: 336,894 km (0.079 R)
• M3: 492,327 km (0.049 R)
• M4: 812,616 km (0.096 R)
• M5: 953,387 km (0.105 R)
• M6: 1,259,016 km (0.112 R)
• M7: 2,810,346 km (0.117 R)
• M8: 3,233,109 km (0.059 R)
• M9: 3,697,012 km (0.093 R)
• M10: 4,030,167 km (0.11 R)
• M11: 5,529,436 km (0.074 R)
• M12: 7,152,274 km (0.082 R)
• M13: 7,537,339 km (0.078 R)
• M14: 9,266,242 km (0.107 R)
• M15: 9,775,323 km (0.103 R)
• M16: 10,519,124 km (0.075 R)
• M17: 11,299,875 km (0.079 R)
• M18: 12,850,906 km (0.075 R)
• M19: 14,605,988 km (0.058 R)
• M20: 14,879,004 km (0.116 R)
• M21: 15,647,040 km (0.046 R)
• M22: 21,338,191 km (0.078 R)
• M23: 22,494,284 km (0.11 R)
• M24: 23,226,117 km (0.082 R)
• M25: 23,504,668 km (0.091 R)
• M26: 25,222,500 km (0.1 R)
• M27: 27,124,787 km (0.069 R)
• M28: 27,640,750 km (0.117 R)
• M29: 32,351,886 km (0.114 R)
• M30: 32,932,026 km (0.111 R)
• M31: 35,078,457 km (0.089 R)
• M32: 40,579,769 km (0.093 R)
• M33: 46,776,262 km (0.074 R)
• M34: 53,735,854 km (0.086 R)

Planet 9 - Ice Giant

Semi-Major Axis: 9.29 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 938.8

Radius: 5.9

Gravity: 26.97 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 7 AU - 11.58 AU

Year: 19205 Days

Day: 17.5 Hours

Environment

Temp: -240 °C

Axial Tilt: 13.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 81,116,552 km

• M1: 73,453 km (0.074 R)
• M2: 362,027 km (0.111 R)
• M3: 823,686 km (0.11 R)
• M4: 1,209,499 km (0.1 R)
• M5: 1,691,054 km (0.098 R)
• M6: 1,936,245 km (0.08 R)
• M7: 2,498,284 km (0.107 R)
• M8: 2,947,228 km (0.111 R)
• M9: 3,688,635 km (0.12 R)
• M10: 4,338,637 km (0.108 R)
• M11: 4,583,230 km (0.064 R)
• M12: 5,177,283 km (0.116 R)
• M13: 6,162,684 km (0.112 R)
• M14: 6,608,037 km (0.119 R)
• M15: 7,917,916 km (0.08 R)
• M16: 8,937,575 km (0.111 R)
• M17: 9,624,977 km (0.062 R)
• M18: 15,055,231 km (0.081 R)
• M19: 15,862,012 km (0.099 R)
• M20: 17,737,670 km (0.083 R)
• M21: 18,454,992 km (0.066 R)
• M22: 18,728,905 km (0.042 R)
• M23: 19,472,556 km (0.09 R)
• M24: 21,317,248 km (0.08 R)
• M25: 22,127,769 km (0.115 R)
• M26: 22,958,636 km (0.095 R)
• M27: 26,259,961 km (0.091 R)
• M28: 28,023,421 km (0.073 R)
• M29: 33,785,333 km (0.06 R)
• M30: 35,727,113 km (0.082 R)
• M31: 36,010,451 km (0.05 R)
• M32: 36,295,286 km (0.034 R)
• M33: 38,777,264 km (0.116 R)
• M34: 41,059,380 km (0.092 R)
• M35: 51,986,606 km (0.11 R)
• M36: 58,602,423 km (0.116 R)
• M37: 58,996,463 km (0.05 R)
• M38: 60,389,818 km (0.095 R)
• M39: 64,701,528 km (0.051 R)
• M40: 66,824,920 km (0.101 R)
• M41: 76,017,410 km (0.032 R)

Planet 10 - Ice Giant

Semi-Major Axis: 9.97 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 728.2

Radius: 6.9

Gravity: 15.3 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 9.29 AU - 10.65 AU

Year: 21352 Days

Day: 19.7 Hours

Environment

Temp: -230 °C

Axial Tilt: 14 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 81,116,552 km

• M1: 88,263 km (0.074 R)
• M2: 343,178 km (0.113 R)
• M3: 598,840 km (0.094 R)
• M4: 825,631 km (0.113 R)
• M5: 1,191,996 km (0.12 R)
• M6: 2,339,860 km (0.099 R)
• M7: 2,691,565 km (0.098 R)
• M8: 3,132,131 km (0.042 R)
• M9: 3,866,357 km (0.079 R)
• M10: 4,257,107 km (0.097 R)
• M11: 4,818,847 km (0.113 R)
• M12: 5,232,934 km (0.072 R)
• M13: 7,226,325 km (0.095 R)
• M14: 7,568,605 km (0.097 R)
• M15: 8,285,628 km (0.054 R)
• M16: 10,459,734 km (0.118 R)
• M17: 16,475,214 km (0.061 R)
• M18: 19,118,757 km (0.077 R)
• M19: 24,895,928 km (0.088 R)
• M20: 25,117,482 km (0.101 R)
• M21: 25,340,383 km (0.092 R)
• M22: 29,456,718 km (0.078 R)
• M23: 29,704,602 km (0.099 R)
• M24: 32,129,135 km (0.116 R)
• M25: 38,244,097 km (0.114 R)
• M26: 38,539,104 km (0.034 R)
• M27: 42,199,016 km (0.099 R)
• M28: 48,456,994 km (0.117 R)
• M29: 53,998,698 km (0.077 R)
• M30: 59,157,281 km (0.096 R)
• M31: 61,349,788 km (0.112 R)
• M32: 62,772,912 km (0.066 R)
• M33: 65,053,382 km (0.087 R)
• M34: 65,473,902 km (0.116 R)
• M35: 72,902,633 km (0.114 R)
• M36: 76,819,255 km (0.093 R)
• M37: 78,234,301 km (0.095 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: 333 - 17,607 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit