🌌 Stone's Star System Generator

Asteroid Belt

Center: 1.66 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 3.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 488.5

Radius: 9

Gravity: 6.03 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 3.31 AU - 3.33 AU

Year: 4252 Days

Day: 11.2 Hours

Environment

Temp: -218 °C

Axial Tilt: 31.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 57,793,133 km

• M1: 114,592 km (0.043 R)
• M2: 555,457 km (0.119 R)
• M3: 924,216 km (0.09 R)
• M4: 1,255,425 km (0.108 R)
• M5: 1,620,145 km (0.045 R)
• M6: 1,988,604 km (0.101 R)
• M7: 2,678,849 km (0.104 R)
• M8: 3,886,403 km (0.079 R)
• M9: 4,436,325 km (0.11 R)
• M10: 4,718,317 km (0.049 R)
• M11: 5,370,564 km (0.066 R)
• M12: 5,801,106 km (0.092 R)
• M13: 6,342,202 km (0.061 R)
• M14: 9,998,673 km (0.106 R)
• M15: 11,727,426 km (0.116 R)
• M16: 12,779,996 km (0.088 R)
• M17: 14,603,595 km (0.105 R)
• M18: 14,967,117 km (0.104 R)
• M19: 17,104,572 km (0.088 R)
• M20: 17,392,548 km (0.116 R)
• M21: 19,065,650 km (0.092 R)
• M22: 19,437,700 km (0.074 R)

Planet 2 - Gas Giant

Semi-Major Axis: 3.45 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 444.6

Radius: 12.7

Gravity: 2.76 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 2.75 AU - 4.15 AU

Year: 4504 Days

Day: 12.7 Hours

Environment

Temp: -213 °C

Axial Tilt: 117.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 57,793,133 km

• M1: 158,424 km (0.047 R)
• M2: 603,777 km (0.079 R)
• M3: 1,044,642 km (0.071 R)
• M4: 2,264,313 km (0.097 R)
• M5: 2,754,546 km (0.038 R)
• M6: 3,150,382 km (0.119 R)
• M7: 3,564,618 km (0.119 R)
• M8: 4,367,510 km (0.088 R)
• M9: 4,959,020 km (0.088 R)
• M10: 5,365,178 km (0.089 R)
• M11: 6,016,527 km (0.115 R)
• M12: 6,420,441 km (0.087 R)
• M13: 6,966,474 km (0.087 R)
• M14: 8,468,436 km (0.102 R)
• M15: 9,661,030 km (0.098 R)
• M16: 10,585,246 km (0.077 R)
• M17: 11,479,692 km (0.033 R)
• M18: 13,565,834 km (0.097 R)
• M19: 16,612,844 km (0.062 R)
• M20: 17,066,275 km (0.104 R)
• M21: 18,116,601 km (0.08 R)
• M22: 19,898,910 km (0.093 R)
• M23: 23,031,639 km (0.109 R)
• M24: 23,953,013 km (0.11 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 754.7

Radius: 9.3

Gravity: 8.73 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 3.48 AU - 4.16 AU

Year: 5248 Days

Day: 12.8 Hours

Environment

Temp: -224 °C

Axial Tilt: 26.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 57,793,133 km

• M1: 150,795 km (0.072 R)
• M2: 501,153 km (0.043 R)
• M3: 1,167,312 km (0.037 R)
• M4: 1,638,097 km (0.065 R)
• M5: 2,263,565 km (0.08 R)
• M6: 2,649,677 km (0.061 R)
• M7: 3,138,863 km (0.111 R)
• M8: 3,512,109 km (0.102 R)
• M9: 4,499,455 km (0.106 R)
• M10: 5,397,342 km (0.096 R)
• M11: 8,767,931 km (0.091 R)
• M12: 9,217,473 km (0.088 R)
• M13: 9,768,591 km (0.057 R)
• M14: 10,613,371 km (0.097 R)
• M15: 11,945,839 km (0.112 R)
• M16: 14,148,967 km (0.098 R)
• M17: 15,999,791 km (0.083 R)
• M18: 20,316,887 km (0.109 R)
• M19: 21,616,743 km (0.113 R)
• M20: 23,279,523 km (0.102 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 118.3

Radius: 8.5

Gravity: 1.64 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 3.28 AU - 4.7 AU

Year: 5602 Days

Day: 5.6 Hours

Environment

Temp: -209 °C

Axial Tilt: 18.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 57,793,133 km

• M1: 111,899 km (0.06 R)
• M2: 885,619 km (0.075 R)
• M3: 1,460,973 km (0.032 R)
• M4: 1,966,165 km (0.025 R)
• M5: 2,346,592 km (0.113 R)
• M6: 3,358,472 km (0.113 R)
• M7: 3,624,457 km (0.115 R)
• M8: 5,290,529 km (0.104 R)
• M9: 6,159,992 km (0.07 R)
• M10: 6,478,934 km (0.073 R)
• M11: 7,991,219 km (0.093 R)
• M12: 8,307,020 km (0.117 R)
• M13: 9,374,102 km (0.062 R)
• M14: 10,680,690 km (0.112 R)
• M15: 11,616,723 km (0.105 R)
• M16: 14,894,562 km (0.089 R)
• M17: 15,714,957 km (0.089 R)
• M18: 16,514,558 km (0.097 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 945

Radius: 12.1

Gravity: 6.45 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 3.68 AU - 4.56 AU

Year: 5878 Days

Day: 9 Hours

Environment

Temp: -212 °C

Axial Tilt: 9.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 57,793,133 km

• M1: 150,495 km (0.112 R)
• M2: 547,528 km (0.1 R)
• M3: 1,283,101 km (0.056 R)
• M4: 2,070,285 km (0.089 R)
• M5: 2,796,732 km (0.115 R)
• M6: 4,619,133 km (0.1 R)
• M7: 5,214,832 km (0.094 R)
• M8: 8,740,854 km (0.045 R)
• M9: 10,678,446 km (0.081 R)
• M10: 11,167,331 km (0.114 R)
• M11: 12,084,965 km (0.067 R)
• M12: 12,616,037 km (0.115 R)
• M13: 14,598,807 km (0.098 R)
• M14: 16,136,823 km (0.071 R)
• M15: 16,521,439 km (0.113 R)
• M16: 17,577,301 km (0.12 R)
• M17: 18,398,444 km (0.07 R)
• M18: 20,788,270 km (0.081 R)
• M19: 21,706,501 km (0.083 R)
• M20: 22,333,616 km (0.059 R)
• M21: 24,203,888 km (0.086 R)
• M22: 26,088,373 km (0.087 R)
• M23: 28,907,395 km (0.118 R)
• M24: 29,475,568 km (0.119 R)
• M25: 30,439,128 km (0.097 R)
• M26: 31,027,197 km (0.083 R)
• M27: 33,559,590 km (0.094 R)

Planet 6 - Ice Giant

Semi-Major Axis: 5.7 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 994.7

Radius: 4.8

Gravity: 43.17 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 4.61 AU - 6.79 AU

Year: 9566 Days

Day: 24.7 Hours

Environment

Temp: -229 °C

Axial Tilt: 8.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 57,793,133 km

• M1: 59,690 km (0.093 R)
• M2: 233,821 km (0.098 R)
• M3: 691,741 km (0.066 R)
• M4: 1,061,546 km (0.058 R)
• M5: 2,239,929 km (0.104 R)
• M6: 2,661,645 km (0.05 R)
• M7: 3,378,219 km (0.052 R)
• M8: 3,740,844 km (0.059 R)
• M9: 4,071,904 km (0.103 R)
• M10: 4,856,246 km (0.112 R)
• M11: 5,050,574 km (0.089 R)
• M12: 7,503,680 km (0.103 R)
• M13: 9,204,907 km (0.09 R)
• M14: 10,066,441 km (0.102 R)
• M15: 10,329,733 km (0.026 R)
• M16: 11,259,484 km (0.097 R)
• M17: 12,125,057 km (0.113 R)
• M18: 13,034,163 km (0.09 R)
• M19: 13,537,261 km (0.078 R)
• M20: 13,922,924 km (0.079 R)
• M21: 14,315,768 km (0.1 R)
• M22: 16,537,446 km (0.091 R)
• M23: 16,756,757 km (0.054 R)
• M24: 18,819,412 km (0.098 R)
• M25: 18,978,734 km (0.084 R)
• M26: 24,277,790 km (0.078 R)
• M27: 29,508,629 km (0.056 R)
• M28: 32,044,163 km (0.099 R)
• M29: 33,656,529 km (0.104 R)
• M30: 38,049,470 km (0.084 R)
• M31: 41,584,169 km (0.105 R)
• M32: 42,398,430 km (0.098 R)

Planet 7 - Ice Giant

Semi-Major Axis: 6.28 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 890.8

Radius: 3.1

Gravity: 92.7 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 6.07 AU - 6.49 AU

Year: 11062 Days

Day: 23.7 Hours

Environment

Temp: -219 °C

Axial Tilt: 26.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 57,793,133 km

• M1: 38,596 km (0.073 R)
• M2: 161,416 km (0.076 R)
• M3: 276,307 km (0.086 R)
• M4: 446,849 km (0.043 R)
• M5: 912,397 km (0.105 R)
• M6: 1,720,824 km (0.113 R)
• M7: 1,940,584 km (0.104 R)
• M8: 2,141,045 km (0.06 R)
• M9: 4,211,479 km (0.115 R)
• M10: 4,705,601 km (0.05 R)
• M11: 5,482,014 km (0.043 R)
• M12: 6,418,497 km (0.059 R)
• M13: 8,942,662 km (0.078 R)
• M14: 10,178,789 km (0.084 R)
• M15: 11,006,514 km (0.04 R)
• M16: 13,431,346 km (0.101 R)
• M17: 13,626,421 km (0.104 R)
• M18: 14,493,491 km (0.116 R)
• M19: 17,314,308 km (0.086 R)
• M20: 17,856,451 km (0.11 R)
• M21: 19,056,375 km (0.093 R)
• M22: 19,634,421 km (0.119 R)
• M23: 20,565,967 km (0.103 R)
• M24: 22,063,143 km (0.06 R)
• M25: 23,725,923 km (0.041 R)
• M26: 25,669,199 km (0.104 R)
• M27: 28,457,255 km (0.114 R)
• M28: 33,660,568 km (0.097 R)
• M29: 35,238,227 km (0.087 R)
• M30: 37,889,700 km (0.108 R)
• M31: 45,604,163 km (0.066 R)
• M32: 47,684,022 km (0.081 R)
• M33: 49,670,981 km (0.053 R)

Planet 8 - Ice Giant

Semi-Major Axis: 6.76 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 260.8

Radius: 3.6

Gravity: 20.12 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 6.22 AU - 7.3 AU

Year: 12355 Days

Day: 15.2 Hours

Environment

Temp: -233 °C

Axial Tilt: 55 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 57,793,133 km

• M1: 69,264 km (0.08 R)
• M2: 464,501 km (0.096 R)
• M3: 583,432 km (0.094 R)
• M4: 1,112,859 km (0.091 R)
• M5: 1,467,555 km (0.08 R)
• M6: 1,714,242 km (0.114 R)
• M7: 4,518,903 km (0.068 R)
• M8: 4,659,674 km (0.071 R)
• M9: 10,275,130 km (0.117 R)
• M10: 10,866,191 km (0.081 R)
• M11: 11,017,434 km (0.058 R)
• M12: 15,333,931 km (0.094 R)
• M13: 17,653,446 km (0.099 R)
• M14: 19,969,521 km (0.115 R)
• M15: 23,305,852 km (0.12 R)
• M16: 24,755,755 km (0.073 R)
• M17: 31,462,676 km (0.088 R)

Planet 9 - Ice Giant

Semi-Major Axis: 8.13 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 452.2

Radius: 7.6

Gravity: 7.83 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 7.25 AU - 9.01 AU

Year: 16295 Days

Day: 24.3 Hours

Environment

Temp: -235 °C

Axial Tilt: 28.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 57,793,133 km

• M1: 97,388 km (0.108 R)
• M2: 393,293 km (0.106 R)
• M3: 872,305 km (0.115 R)
• M4: 1,156,092 km (0.054 R)
• M5: 1,699,581 km (0.113 R)
• M6: 2,443,232 km (0.099 R)
• M7: 3,336,182 km (0.104 R)
• M8: 4,811,217 km (0.066 R)
• M9: 6,356,563 km (0.119 R)
• M10: 6,841,260 km (0.097 R)
• M11: 8,348,608 km (0.093 R)
• M12: 10,119,099 km (0.109 R)
• M13: 12,309,810 km (0.104 R)
• M14: 12,619,777 km (0.033 R)
• M15: 13,126,764 km (0.091 R)
• M16: 13,450,345 km (0.093 R)
• M17: 20,055,240 km (0.101 R)
• M18: 20,658,419 km (0.1 R)
• M19: 21,184,854 km (0.105 R)
• M20: 24,729,426 km (0.029 R)
• M21: 27,475,444 km (0.096 R)
• M22: 28,005,469 km (0.115 R)
• M23: 29,195,221 km (0.092 R)
• M24: 30,081,589 km (0.095 R)
• M25: 31,559,765 km (0.082 R)
• M26: 35,905,135 km (0.1 R)
• M27: 37,179,409 km (0.12 R)
• M28: 37,827,766 km (0.114 R)
• M29: 39,280,661 km (0.117 R)
• M30: 43,718,033 km (0.087 R)
• M31: 45,908,595 km (0.093 R)
• M32: 48,478,387 km (0.063 R)
• M33: 50,507,084 km (0.104 R)
• M34: 54,399,919 km (0.108 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: 191 - 15,275 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit