🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.69 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 896.1

Radius: 12.2

Gravity: 6.02 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 1.15 AU - 1.61 AU

Year: 1031 Days

Day: 5.1 Hours

Environment

Temp: -171 °C

Axial Tilt: 27.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 73,490,732 km

• M1: 151,692 km (0.09 R)
• M2: 751,430 km (0.1 R)
• M3: 1,188,106 km (0.079 R)
• M4: 1,573,321 km (0.096 R)
• M5: 1,962,574 km (0.111 R)
• M6: 2,359,308 km (0.1 R)
• M7: 3,421,303 km (0.115 R)
• M8: 3,920,362 km (0.108 R)
• M9: 4,449,938 km (0.116 R)
• M10: 5,780,312 km (0.092 R)
• M11: 7,210,318 km (0.093 R)
• M12: 7,849,251 km (0.093 R)
• M13: 9,933,299 km (0.091 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 957.6

Radius: 14.8

Gravity: 4.37 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 1.97 AU - 2.35 AU

Year: 2018 Days

Day: 11.8 Hours

Environment

Temp: -194 °C

Axial Tilt: 32.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 73,490,732 km

• M1: 184,005 km (0.115 R)
• M2: 672,143 km (0.091 R)
• M3: 1,185,862 km (0.096 R)
• M4: 1,749,996 km (0.106 R)
• M5: 2,425,430 km (0.086 R)
• M6: 3,123,454 km (0.086 R)
• M7: 3,991,271 km (0.097 R)
• M8: 4,947,800 km (0.102 R)
• M9: 6,001,268 km (0.097 R)
• M10: 7,672,875 km (0.118 R)
• M11: 8,390,197 km (0.077 R)
• M12: 8,982,305 km (0.081 R)
• M13: 12,290,063 km (0.113 R)
• M14: 13,449,746 km (0.056 R)
• M15: 14,262,661 km (0.114 R)
• M16: 15,012,446 km (0.089 R)
• M17: 15,739,342 km (0.072 R)
• M18: 17,315,654 km (0.06 R)
• M19: 18,115,255 km (0.119 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 74.9

Radius: 9.9

Gravity: 0.76 G

Time & Orbit

Eccentricity (e): 0.162

Orbit Range: 1.84 AU - 2.54 AU

Year: 2061 Days

Day: 6.3 Hours

Environment

Temp: -198 °C

Axial Tilt: 33.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 73,490,732 km

• M1: 125,513 km (0.098 R)
• M2: 509,082 km (0.095 R)
• M3: 869,612 km (0.113 R)
• M4: 1,204,861 km (0.119 R)
• M5: 1,773,184 km (0.111 R)
• M6: 3,339,473 km (0.114 R)
• M7: 3,773,905 km (0.096 R)
• M8: 6,036,723 km (0.074 R)
• M9: 6,415,355 km (0.114 R)
• M10: 7,925,845 km (0.083 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 710.1

Radius: 14.3

Gravity: 3.47 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 2.02 AU - 2.72 AU

Year: 2320 Days

Day: 13.9 Hours

Environment

Temp: -195 °C

Axial Tilt: 42 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 73,490,732 km

• M1: 177,872 km (0.099 R)
• M2: 829,670 km (0.119 R)
• M3: 1,364,931 km (0.071 R)
• M4: 1,819,559 km (0.102 R)
• M5: 3,081,716 km (0.034 R)
• M6: 3,716,609 km (0.076 R)
• M7: 4,479,559 km (0.06 R)
• M8: 5,392,255 km (0.107 R)
• M9: 6,188,116 km (0.109 R)
• M10: 6,779,776 km (0.119 R)
• M11: 7,408,984 km (0.11 R)
• M12: 8,361,773 km (0.085 R)
• M13: 8,918,127 km (0.111 R)
• M14: 12,580,134 km (0.054 R)
• M15: 16,375,581 km (0.073 R)
• M16: 16,988,633 km (0.056 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 227.2

Radius: 13.7

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 2.67 AU - 2.89 AU

Year: 2947 Days

Day: 6.2 Hours

Environment

Temp: -206 °C

Axial Tilt: 72 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 73,490,732 km

• M1: 170,392 km (0.079 R)
• M2: 659,727 km (0.032 R)
• M3: 1,317,060 km (0.08 R)
• M4: 1,806,843 km (0.091 R)
• M5: 2,775,938 km (0.065 R)
• M6: 4,326,969 km (0.035 R)
• M7: 5,067,029 km (0.076 R)
• M8: 5,613,959 km (0.111 R)
• M9: 7,089,144 km (0.058 R)
• M10: 7,578,628 km (0.081 R)
• M11: 9,933,448 km (0.087 R)
• M12: 11,296,285 km (0.083 R)
• M13: 13,303,140 km (0.045 R)
• M14: 14,050,232 km (0.1 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 305.7

Radius: 8.1

Gravity: 4.66 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 3.22 AU - 3.58 AU

Year: 3986 Days

Day: 12.3 Hours

Environment

Temp: -212 °C

Axial Tilt: 43.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 73,490,732 km

• M1: 101,727 km (0.111 R)
• M2: 387,458 km (0.053 R)
• M3: 694,433 km (0.086 R)
• M4: 1,052,720 km (0.078 R)
• M5: 1,594,713 km (0.076 R)
• M6: 2,229,607 km (0.101 R)
• M7: 2,627,836 km (0.059 R)
• M8: 3,157,413 km (0.12 R)
• M9: 3,833,745 km (0.059 R)
• M10: 4,279,696 km (0.118 R)
• M11: 4,850,711 km (0.074 R)
• M12: 5,801,405 km (0.056 R)
• M13: 6,445,275 km (0.062 R)
• M14: 6,813,285 km (0.083 R)
• M15: 7,315,785 km (0.097 R)
• M16: 8,295,651 km (0.115 R)
• M17: 9,360,189 km (0.1 R)
• M18: 10,018,869 km (0.069 R)
• M19: 11,224,927 km (0.108 R)
• M20: 12,351,698 km (0.035 R)
• M21: 12,612,148 km (0.086 R)
• M22: 13,098,939 km (0.057 R)
• M23: 14,252,040 km (0.098 R)
• M24: 15,926,788 km (0.12 R)
• M25: 18,508,847 km (0.038 R)
• M26: 19,022,267 km (0.12 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 896.9

Radius: 8.1

Gravity: 13.67 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 5.59 AU - 6.27 AU

Year: 9182 Days

Day: 10.8 Hours

Environment

Temp: -229 °C

Axial Tilt: 27.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 73,490,732 km

• M1: 101,727 km (0.068 R)
• M2: 398,828 km (0.096 R)
• M3: 1,000,062 km (0.085 R)
• M4: 1,545,196 km (0.115 R)
• M5: 2,202,230 km (0.096 R)
• M6: 3,147,539 km (0.068 R)
• M7: 3,458,254 km (0.102 R)
• M8: 6,581,558 km (0.054 R)
• M9: 7,336,429 km (0.114 R)
• M10: 8,191,830 km (0.097 R)
• M11: 9,207,899 km (0.114 R)
• M12: 11,048,102 km (0.103 R)
• M13: 14,443,076 km (0.067 R)
• M14: 16,482,544 km (0.106 R)
• M15: 17,869,316 km (0.11 R)
• M16: 18,629,572 km (0.072 R)
• M17: 22,934,700 km (0.095 R)
• M18: 24,846,710 km (0.025 R)
• M19: 34,135,841 km (0.111 R)
• M20: 36,380,407 km (0.096 R)
• M21: 40,122,149 km (0.1 R)

Planet 8 - Ice Giant

Semi-Major Axis: 7.28 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 863.1

Radius: 4.6

Gravity: 40.79 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 5.77 AU - 8.79 AU

Year: 12489 Days

Day: 24.7 Hours

Environment

Temp: -233 °C

Axial Tilt: 167.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 73,490,732 km

• M1: 59,390 km (0.053 R)
• M2: 312,211 km (0.093 R)
• M3: 481,705 km (0.096 R)
• M4: 653,294 km (0.096 R)
• M5: 845,677 km (0.073 R)
• M6: 994,377 km (0.119 R)
• M7: 1,198,877 km (0.045 R)
• M8: 1,388,119 km (0.077 R)
• M9: 2,232,449 km (0.113 R)
• M10: 3,046,561 km (0.087 R)
• M11: 3,195,111 km (0.045 R)
• M12: 3,810,407 km (0.1 R)
• M13: 4,012,514 km (0.093 R)
• M14: 4,694,381 km (0.087 R)
• M15: 7,244,576 km (0.093 R)
• M16: 8,155,328 km (0.111 R)
• M17: 8,540,094 km (0.119 R)
• M18: 10,256,280 km (0.044 R)
• M19: 10,534,832 km (0.054 R)
• M20: 11,107,343 km (0.112 R)
• M21: 11,579,922 km (0.06 R)
• M22: 11,760,637 km (0.115 R)
• M23: 12,565,324 km (0.102 R)
• M24: 13,739,368 km (0.11 R)
• M25: 14,771,892 km (0.109 R)
• M26: 16,152,830 km (0.103 R)
• M27: 16,530,116 km (0.075 R)
• M28: 21,982,659 km (0.105 R)
• M29: 23,680,595 km (0.06 R)
• M30: 28,412,974 km (0.104 R)
• M31: 32,528,711 km (0.06 R)
• M32: 36,376,817 km (0.091 R)
• M33: 42,916,188 km (0.078 R)
• M34: 44,813,239 km (0.069 R)
• M35: 47,531,133 km (0.119 R)
• M36: 51,161,275 km (0.107 R)
• M37: 53,625,601 km (0.112 R)
• M38: 58,612,296 km (0.114 R)

Planet 9 - Ice Giant

Semi-Major Axis: 10.43 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 331.5

Radius: 7.8

Gravity: 5.45 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 8.72 AU - 12.14 AU

Year: 21417 Days

Day: 18 Hours

Environment

Temp: -237 °C

Axial Tilt: 36.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 73,490,732 km

• M1: 118,482 km (0.097 R)
• M2: 409,150 km (0.106 R)
• M3: 666,907 km (0.047 R)
• M4: 992,881 km (0.1 R)
• M5: 3,743,687 km (0.059 R)
• M6: 4,062,629 km (0.083 R)
• M7: 4,689,444 km (0.058 R)
• M8: 6,173,755 km (0.119 R)
• M9: 7,854,038 km (0.107 R)
• M10: 8,724,099 km (0.099 R)
• M11: 9,130,856 km (0.055 R)
• M12: 9,444,114 km (0.12 R)
• M13: 17,321,189 km (0.067 R)
• M14: 19,042,463 km (0.117 R)
• M15: 19,468,517 km (0.065 R)
• M16: 21,602,531 km (0.076 R)
• M17: 21,879,885 km (0.061 R)
• M18: 23,887,938 km (0.118 R)
• M19: 24,184,441 km (0.08 R)
• M20: 25,498,059 km (0.08 R)
• M21: 26,224,656 km (0.09 R)
• M22: 28,266,667 km (0.11 R)
• M23: 30,877,599 km (0.037 R)
• M24: 31,584,299 km (0.117 R)
• M25: 33,275,054 km (0.054 R)
• M26: 35,536,525 km (0.092 R)
• M27: 36,182,489 km (0.111 R)
• M28: 36,836,082 km (0.032 R)
• M29: 37,497,604 km (0.073 R)
• M30: 38,167,054 km (0.095 R)
• M31: 38,981,016 km (0.085 R)
• M32: 55,850,869 km (0.065 R)
• M33: 58,497,106 km (0.08 R)
• M34: 59,397,386 km (0.104 R)

Planet 10 - Ice Giant

Semi-Major Axis: 11.32 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 421

Radius: 6.2

Gravity: 10.95 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 10.69 AU - 11.95 AU

Year: 24216 Days

Day: 20 Hours

Environment

Temp: -242 °C

Axial Tilt: 33.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 73,490,732 km

• M1: 77,043 km (0.092 R)
• M2: 596,746 km (0.088 R)
• M3: 3,118,068 km (0.112 R)
• M4: 5,211,242 km (0.111 R)
• M5: 6,722,480 km (0.065 R)
• M6: 7,222,884 km (0.101 R)
• M7: 9,198,923 km (0.083 R)
• M8: 10,046,395 km (0.089 R)
• M9: 11,766,022 km (0.098 R)
• M10: 15,619,364 km (0.113 R)
• M11: 15,855,280 km (0.079 R)
• M12: 16,496,008 km (0.111 R)
• M13: 18,433,898 km (0.094 R)
• M14: 20,331,547 km (0.098 R)
• M15: 21,279,250 km (0.082 R)
• M16: 25,150,244 km (0.046 R)
• M17: 26,575,314 km (0.048 R)
• M18: 32,944,144 km (0.09 R)
• M19: 34,915,694 km (0.116 R)
• M20: 41,000,887 km (0.106 R)
• M21: 41,600,475 km (0.086 R)
• M22: 42,358,188 km (0.103 R)
• M23: 42,970,941 km (0.109 R)
• M24: 70,879,471 km (0.103 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 419 - 15,293 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit