🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.6 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 657.8

Radius: 8.4

Gravity: 9.32 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 0.99 AU - 1.41 AU

Year: 907 Days

Day: 6.1 Hours

Environment

Temp: -183 °C

Axial Tilt: 12.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 37,974,210 km

• M1: 104,419 km (0.073 R)
• M2: 391,348 km (0.111 R)
• M3: 695,481 km (0.074 R)
• M4: 1,285,046 km (0.113 R)
• M5: 1,909,318 km (0.108 R)
• M6: 2,248,157 km (0.094 R)
• M7: 2,698,147 km (0.102 R)
• M8: 3,074,087 km (0.05 R)
• M9: 3,571,200 km (0.102 R)
• M10: 4,569,168 km (0.098 R)
• M11: 5,142,277 km (0.049 R)
• M12: 5,843,442 km (0.089 R)
• M13: 6,584,550 km (0.036 R)
• M14: 7,627,995 km (0.082 R)
• M15: 8,049,562 km (0.082 R)
• M16: 8,966,448 km (0.067 R)
• M17: 9,379,936 km (0.089 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 390.6

Radius: 11.5

Gravity: 2.95 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 1.75 AU - 1.79 AU

Year: 1625 Days

Day: 11.3 Hours

Environment

Temp: -200 °C

Axial Tilt: 28.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 37,974,210 km

• M1: 143,464 km (0.085 R)
• M2: 552,016 km (0.083 R)
• M3: 1,436,439 km (0.096 R)
• M4: 2,263,715 km (0.093 R)
• M5: 2,643,993 km (0.111 R)
• M6: 3,295,940 km (0.081 R)
• M7: 4,293,608 km (0.074 R)
• M8: 4,979,066 km (0.04 R)
• M9: 5,757,424 km (0.08 R)
• M10: 6,381,546 km (0.097 R)
• M11: 7,738,698 km (0.077 R)
• M12: 9,369,464 km (0.054 R)
• M13: 10,107,131 km (0.054 R)
• M14: 11,016,387 km (0.103 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 357.1

Radius: 12.6

Gravity: 2.25 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 1.96 AU - 2.58 AU

Year: 2361 Days

Day: 13.3 Hours

Environment

Temp: -197 °C

Axial Tilt: 31.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 37,974,210 km

• M1: 156,928 km (0.117 R)
• M2: 871,408 km (0.11 R)
• M3: 2,242,322 km (0.073 R)
• M4: 2,744,523 km (0.092 R)
• M5: 3,243,132 km (0.094 R)
• M6: 4,925,211 km (0.083 R)
• M7: 8,077,986 km (0.11 R)
• M8: 10,503,715 km (0.084 R)
• M9: 12,538,246 km (0.114 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 613

Radius: 8.6

Gravity: 8.29 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 2.54 AU - 2.6 AU

Year: 2844 Days

Day: 13.5 Hours

Environment

Temp: -215 °C

Axial Tilt: 9.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 37,974,210 km

• M1: 161,416 km (0.105 R)
• M2: 448,195 km (0.11 R)
• M3: 867,368 km (0.12 R)
• M4: 1,249,591 km (0.093 R)
• M5: 1,537,268 km (0.091 R)
• M6: 1,811,032 km (0.088 R)
• M7: 2,130,573 km (0.094 R)
• M8: 2,680,943 km (0.107 R)
• M9: 2,949,322 km (0.118 R)
• M10: 5,949,956 km (0.12 R)
• M11: 6,805,656 km (0.072 R)
• M12: 7,741,241 km (0.105 R)
• M13: 8,223,545 km (0.104 R)
• M14: 8,522,591 km (0.107 R)
• M15: 10,587,939 km (0.07 R)
• M16: 10,942,037 km (0.074 R)
• M17: 12,832,805 km (0.09 R)
• M18: 13,417,283 km (0.054 R)
• M19: 13,692,992 km (0.108 R)
• M20: 14,446,816 km (0.118 R)
• M21: 15,029,948 km (0.105 R)
• M22: 16,088,353 km (0.026 R)
• M23: 16,927,448 km (0.114 R)
• M24: 17,961,468 km (0.118 R)
• M25: 18,296,568 km (0.093 R)
• M26: 18,579,008 km (0.071 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 802.4

Radius: 14.1

Gravity: 4.04 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 3.84 AU - 4.9 AU

Year: 6306 Days

Day: 12.1 Hours

Environment

Temp: -216 °C

Axial Tilt: 35.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 37,974,210 km

• M1: 175,329 km (0.078 R)
• M2: 637,137 km (0.101 R)
• M3: 1,115,103 km (0.117 R)
• M4: 1,886,429 km (0.118 R)
• M5: 2,668,527 km (0.067 R)
• M6: 3,845,712 km (0.03 R)
• M7: 4,606,418 km (0.115 R)
• M8: 5,901,935 km (0.076 R)
• M9: 6,774,540 km (0.115 R)
• M10: 7,316,233 km (0.092 R)
• M11: 9,554,816 km (0.085 R)
• M12: 12,914,036 km (0.069 R)
• M13: 13,635,846 km (0.098 R)
• M14: 16,666,400 km (0.1 R)
• M15: 24,359,320 km (0.069 R)
• M16: 25,895,242 km (0.104 R)
• M17: 26,954,544 km (0.087 R)
• M18: 30,597,252 km (0.04 R)
• M19: 35,408,619 km (0.116 R)
• M20: 36,165,884 km (0.071 R)
• M21: 36,823,665 km (0.114 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 284.5

Radius: 14.8

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 4.66 AU - 5.62 AU

Year: 8044 Days

Day: 9.9 Hours

Environment

Temp: -230 °C

Axial Tilt: 46.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 37,974,210 km

• M1: 184,903 km (0.094 R)
• M2: 1,666,969 km (0.059 R)
• M3: 2,594,775 km (0.06 R)
• M4: 3,080,370 km (0.118 R)
• M5: 3,691,926 km (0.09 R)
• M6: 4,310,962 km (0.102 R)
• M7: 4,945,406 km (0.088 R)
• M8: 5,468,849 km (0.066 R)
• M9: 6,466,817 km (0.106 R)
• M10: 7,094,679 km (0.067 R)
• M11: 7,835,787 km (0.078 R)
• M12: 9,023,893 km (0.099 R)
• M13: 10,328,835 km (0.081 R)
• M14: 10,866,640 km (0.085 R)
• M15: 11,517,690 km (0.07 R)
• M16: 12,194,620 km (0.099 R)
• M17: 13,788,286 km (0.116 R)
• M18: 17,013,467 km (0.099 R)
• M19: 17,956,382 km (0.067 R)
• M20: 19,133,568 km (0.026 R)
• M21: 21,714,281 km (0.054 R)
• M22: 22,673,801 km (0.092 R)
• M23: 24,204,935 km (0.088 R)
• M24: 25,397,829 km (0.091 R)
• M25: 26,629,468 km (0.068 R)
• M26: 27,986,919 km (0.047 R)
• M27: 28,682,699 km (0.076 R)

Planet 7 - Ice Giant

Semi-Major Axis: 7.53 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 690.3

Radius: 5

Gravity: 27.61 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 5.84 AU - 9.22 AU

Year: 14263 Days

Day: 18.6 Hours

Environment

Temp: -238 °C

Axial Tilt: 39.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 37,974,210 km

• M1: 62,532 km (0.061 R)
• M2: 218,562 km (0.064 R)
• M3: 472,879 km (0.107 R)
• M4: 1,035,666 km (0.107 R)
• M5: 1,327,232 km (0.091 R)
• M6: 1,561,203 km (0.087 R)
• M7: 1,839,455 km (0.057 R)
• M8: 2,516,835 km (0.051 R)
• M9: 3,218,897 km (0.069 R)
• M10: 3,811,006 km (0.111 R)
• M11: 5,495,029 km (0.109 R)
• M12: 7,620,216 km (0.087 R)
• M13: 10,127,477 km (0.058 R)
• M14: 10,404,981 km (0.036 R)
• M15: 10,630,574 km (0.075 R)
• M16: 11,033,292 km (0.091 R)
• M17: 12,746,636 km (0.077 R)
• M18: 13,333,060 km (0.034 R)
• M19: 14,005,353 km (0.112 R)
• M20: 15,127,785 km (0.098 R)
• M21: 21,467,444 km (0.09 R)
• M22: 22,017,964 km (0.102 R)
• M23: 23,725,474 km (0.062 R)
• M24: 24,412,877 km (0.116 R)
• M25: 26,659,238 km (0.06 R)
• M26: 27,082,002 km (0.062 R)
• M27: 27,832,385 km (0.065 R)
• M28: 29,039,639 km (0.103 R)
• M29: 34,218,419 km (0.115 R)
• M30: 36,115,619 km (0.083 R)
• M31: 39,431,306 km (0.084 R)
• M32: 41,656,724 km (0.046 R)
• M33: 42,656,038 km (0.061 R)
• M34: 42,944,462 km (0.114 R)
• M35: 47,738,326 km (0.043 R)
• M36: 48,675,108 km (0.12 R)
• M37: 55,236,171 km (0.117 R)
• M38: 57,840,970 km (0.079 R)

Planet 8 - Ice Giant

Semi-Major Axis: 7.93 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 257.6

Radius: 3.3

Gravity: 23.65 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 7.64 AU - 8.22 AU

Year: 15414 Days

Day: 21.1 Hours

Environment

Temp: -232 °C

Axial Tilt: 28.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 37,974,210 km

• M1: 42,336 km (0.082 R)
• M2: 271,670 km (0.1 R)
• M3: 499,507 km (0.062 R)
• M4: 909,256 km (0.067 R)
• M5: 1,286,392 km (0.116 R)
• M6: 2,175,153 km (0.102 R)
• M7: 2,652,819 km (0.097 R)
• M8: 3,082,614 km (0.067 R)
• M9: 3,811,754 km (0.049 R)
• M10: 4,024,033 km (0.095 R)
• M11: 4,472,528 km (0.109 R)
• M12: 4,678,823 km (0.115 R)
• M13: 5,206,305 km (0.061 R)
• M14: 5,534,373 km (0.041 R)
• M15: 7,631,885 km (0.104 R)
• M16: 8,055,097 km (0.097 R)
• M17: 8,316,295 km (0.107 R)
• M18: 11,465,181 km (0.101 R)
• M19: 13,362,531 km (0.084 R)
• M20: 14,608,681 km (0.12 R)
• M21: 16,972,178 km (0.104 R)
• M22: 18,430,906 km (0.099 R)
• M23: 19,345,249 km (0.074 R)
• M24: 22,610,671 km (0.11 R)
• M25: 24,736,307 km (0.045 R)
• M26: 25,287,874 km (0.09 R)
• M27: 25,753,573 km (0.095 R)
• M28: 27,380,150 km (0.061 R)
• M29: 30,520,060 km (0.093 R)
• M30: 31,367,682 km (0.08 R)
• M31: 32,668,285 km (0.114 R)
• M32: 34,800,354 km (0.086 R)
• M33: 35,145,177 km (0.084 R)
• M34: 36,784,920 km (0.097 R)
• M35: 42,009,027 km (0.097 R)
• M36: 42,662,022 km (0.061 R)

Planet 9 - Ice Giant

Semi-Major Axis: 9.64 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 79.8

Radius: 4.1

Gravity: 4.75 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 9.13 AU - 10.15 AU

Year: 20660 Days

Day: 22.4 Hours

Environment

Temp: -226 °C

Axial Tilt: 34.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 37,974,210 km

• M1: 184,155 km (0.11 R)
• M2: 449,242 km (0.076 R)
• M3: 740,809 km (0.075 R)
• M4: 1,202,767 km (0.052 R)
• M5: 1,413,849 km (0.101 R)
• M6: 2,148,375 km (0.095 R)
• M7: 2,514,591 km (0.119 R)
• M8: 2,921,347 km (0.083 R)
• M9: 3,108,345 km (0.12 R)
• M10: 3,259,438 km (0.105 R)
• M11: 4,192,780 km (0.099 R)
• M12: 5,140,931 km (0.102 R)
• M13: 6,429,567 km (0.081 R)
• M14: 7,074,035 km (0.113 R)
• M15: 9,715,335 km (0.066 R)
• M16: 13,971,095 km (0.114 R)
• M17: 17,296,805 km (0.089 R)
• M18: 18,256,027 km (0.089 R)
• M19: 21,970,990 km (0.114 R)
• M20: 24,510,414 km (0.075 R)
• M21: 27,789,300 km (0.112 R)
• M22: 30,554,767 km (0.116 R)
• M23: 31,750,951 km (0.111 R)
• M24: 33,289,416 km (0.097 R)
• M25: 33,918,624 km (0.028 R)
• M26: 36,293,191 km (0.109 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 450 - 13,498 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit